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Concepts</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/fundamentals/lifecycle.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>App Lifecycle</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/fundamentals/errors.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Error Handling</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/fundamentals/logging.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Logging</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/fundamentals/performance.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Performance</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/fundamentals/security.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Security</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><div class="no-transition group" data-v-c40bc020><section class="VPSidebarItem level-0 collapsible" data-v-c40bc020 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h2 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data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/examples/auth.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Auth Middleware</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/examples/ws-chat.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>WebSocket Chat</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/examples/async.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Async Worker</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><div class="no-transition group" data-v-c40bc020><section class="VPSidebarItem level-0 collapsible collapsed" data-v-c40bc020 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h2 class="text" data-v-b3fd67f8>CLI</h2><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/index.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/repl.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix repl</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/modules.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix modules</p><!--]--></a><!----></div><!----></div><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Project</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/new.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix new</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/build.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix build</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/run.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix run</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/dev.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix dev</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/tests.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix tests</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Registry</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/search.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix search</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/add.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix add</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/remove.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix remove</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/list.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix list</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/publish.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix publish</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/registry.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix registry</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/deps.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix deps</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Packaging</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/pack.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix pack</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/verify.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix verify</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/install.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix install</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Database</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/orm.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix orm</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Network</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cli/p2p.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>vix p2p</p><!--]--></a><!----></div><!----></div><!--]--></div></section><!--]--></div></section></div><div class="no-transition group" data-v-c40bc020><section class="VPSidebarItem level-0 collapsible has-active" data-v-c40bc020 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h2 class="text" data-v-b3fd67f8>Modules</h2><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Core</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/app.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>App</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/config.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Configuration</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/console.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Console</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/http.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>HTTP</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/router.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Router</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/middleware.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Middleware</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/session.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Session</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/openapi.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>OpenAPI</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/server.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Server</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/executor.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Executor</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/threadpool.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Thread Pool</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/timers.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Timers</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/guide.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Guide</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/core/example.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Examples</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Middleware</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/middleware/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Async</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/task.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Task</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/scheduler.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Scheduler</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/io.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>IO Context</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/threadpool.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Thread Pool</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/spawn.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Spawn</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/when.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>When</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/timer.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Timer</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/signal.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Signal Handling</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/cancel.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Cancellation</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/error.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Async Errors</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/tcp.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>TCP</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/udp.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>UDP</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/dns.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>DNS Resolver</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/asio.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Asio Network Service</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/async/example.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Examples</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Net</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/net/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>WebSocket</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/websocket/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>JSON</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/json/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/json/simple.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Quick Start</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/json/build.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Building JSON</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/json/loads.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Parsing JSON</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/json/dumps.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Serialization</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/json/convert.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Type Conversion</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/json/jpath.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>JPath</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Conversion</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/conversion/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/conversion/parse.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Parsing API</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/conversion/to_bool.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>to_bool</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/conversion/to_int.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>to_int</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/conversion/to_float.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>to_float</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/conversion/to_string.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>to_string</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/conversion/to_enum.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>to_enum</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/conversion/expected.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Expected<T></p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/conversion/error.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>ConversionError</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Validation</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/validation/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Utils</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/utils/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/utils/logger.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Logger</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/utils/prettylogs.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Pretty Logs</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/utils/result.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Result</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/utils/validation.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Validation</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/utils/env.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Environment</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/utils/time.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Time</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/utils/string.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>String</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/utils/uuid.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>UUID</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>DB</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/db/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>ORM</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/orm/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/orm/examples.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Examples</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Cache</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/cache/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed has-active" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Sync</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/sync/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/sync/engine.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Engine</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/sync/outbox.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Outbox</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/sync/wal.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>WAL</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/sync/retry_policy.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Retry Policy</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/sync/operation.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Operation Model</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/sync/examples.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Examples</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>P2P</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/p2p/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>P2P HTTP</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/p2p_http/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Crypto</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/crypto/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Time</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/time/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>WebRPC</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/webrpc/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/webrpc/examples.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Examples</p><!--]--></a><!----></div><!----></div><!--]--></div></section><section class="VPSidebarItem level-1 collapsible collapsed" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h3 class="text" data-v-b3fd67f8>Deploy</h3><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-2 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/modules/deploy/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><!--]--></div></section><!--]--></div></section></div><div class="no-transition group" data-v-c40bc020><section class="VPSidebarItem level-0 collapsible collapsed" data-v-c40bc020 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h2 class="text" data-v-b3fd67f8>Inference</h2><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/inference.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/inference/providers.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Providers</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/inference/routing.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Routing and Policies</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/inference/streaming.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Streaming</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/inference/reliability.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Reliability</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><div class="no-transition group" data-v-c40bc020><section class="VPSidebarItem level-0 collapsible collapsed" data-v-c40bc020 data-v-b3fd67f8><div class="item" role="button" tabindex="0" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><h2 class="text" data-v-b3fd67f8>API Reference</h2><div class="caret" role="button" aria-label="toggle section" tabindex="0" data-v-b3fd67f8><span class="vpi-chevron-right caret-icon" data-v-b3fd67f8></span></div></div><div class="items" data-v-b3fd67f8><!--[--><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/api/" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Overview</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/api/http.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>HTTP</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/api/websocket.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>WebSocket</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/api/json.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>JSON</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/api/async.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Async</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/api/p2p.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>P2P</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/api/middleware.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Middleware</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-b3fd67f8 data-v-b3fd67f8><div class="item" data-v-b3fd67f8><div class="indicator" data-v-b3fd67f8></div><a class="VPLink link link" href="/docs/api/config.html" data-v-b3fd67f8><!--[--><p class="text" data-v-b3fd67f8>Config</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><!--]--><!--[--><!--]--></nav></aside><div class="VPContent has-sidebar" id="VPContent" data-v-5d98c3a5 data-v-1428d186><div class="VPDoc has-sidebar has-aside" data-v-1428d186 data-v-39a288b8><!--[--><!--]--><div class="container" data-v-39a288b8><div class="aside" data-v-39a288b8><div class="aside-curtain" data-v-39a288b8></div><div class="aside-container" data-v-39a288b8><div class="aside-content" data-v-39a288b8><div class="VPDocAside" data-v-39a288b8 data-v-3f215769><!--[--><!--]--><!--[--><!--]--><nav aria-labelledby="doc-outline-aria-label" class="VPDocAsideOutline" data-v-3f215769 data-v-a5bbad30><div class="content" data-v-a5bbad30><div class="outline-marker" data-v-a5bbad30></div><div aria-level="2" class="outline-title" id="doc-outline-aria-label" role="heading" data-v-a5bbad30>On this page</div><ul class="VPDocOutlineItem root" data-v-a5bbad30 data-v-b933a997><!--[--><!--]--></ul></div></nav><!--[--><!--]--><div class="spacer" data-v-3f215769></div><!--[--><!--]--><!----><!--[--><!--]--><!--[--><!--]--></div></div></div></div><div class="content" data-v-39a288b8><div class="content-container" data-v-39a288b8><!--[--><!--]--><main class="main" data-v-39a288b8><div style="position:relative;" class="vp-doc _docs_modules_sync_examples" data-v-39a288b8><div><h1 id="sync-examples" tabindex="-1">Sync Examples <a class="header-anchor" href="#sync-examples" aria-label="Permalink to "Sync Examples""></a></h1><p>This page contains minimal, copy-paste examples for the <code>sync</code> module.</p><p>These examples are intentionally small and based on the module tests, since official examples are not published yet.</p><p>They demonstrate:</p><ul><li>Building an Outbox with a file store</li><li>Using a NetworkProbe</li><li>Wiring a SyncEngine with a transport</li><li>Handling permanent failure vs retryable failures</li><li>Re-queuing in-flight operations after a timeout</li></ul><hr><h2 id="example-1-minimal-smoke-test-enqueue-tick-done" tabindex="-1">Example 1: Minimal smoke test (enqueue + tick + done) <a class="header-anchor" href="#example-1-minimal-smoke-test-enqueue-tick-done" aria-label="Permalink to "Example 1: Minimal smoke test (enqueue + tick + done)""></a></h2><p>This is the smallest complete setup: Outbox + File store + always-online probe + transport + engine.</p><div class="language-cpp vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">cpp</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <cassert></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <chrono></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <iostream></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <memory></span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/net/NetworkProbe.hpp></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/sync/engine/SyncEngine.hpp></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/sync/outbox/FileOutboxStore.hpp></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/sync/outbox/Outbox.hpp></span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "fake_http_transport.hpp"</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">static</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">int64_t</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> now_ms</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">chrono</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> duration_cast</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">milliseconds</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">steady_clock</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">time_since_epoch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">int</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> main</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">outbox</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">engine</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> store </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">FileOutboxStore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">FileOutboxStore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .file_path </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "./.vix_test/outbox.json"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .pretty_json </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .fsync_on_write </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> outbox </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Outbox</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Outbox</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{.owner </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "test-engine"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, store);</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> probe </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">net</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">NetworkProbe</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">net</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">NetworkProbe</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{},</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [] { </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">; });</span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // always online</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> transport </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">FakeHttpTransport</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> transport-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">setDefault</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({.ok </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> SyncEngine </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">engine</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">SyncEngine</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{.worker_count </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, .batch_limit </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">},</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> outbox, probe, transport);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Operation op;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> op.kind </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "http.post"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> op.target </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "/api/messages"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> op.payload </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> R"({"text":"hello offline"})"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t0 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> now_ms</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> outbox-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">enqueue</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(op, t0);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> processed </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> engine.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">tick</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now_ms</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(processed </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">>=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> saved </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> store-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">get</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(id);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(saved.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">has_value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(saved->status </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">==</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> OperationStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Done);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::cout </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"><<</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "OK: operation sent and marked Done</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\n</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><hr><h2 id="example-2-permanent-failure-retryable-false" tabindex="-1">Example 2: Permanent failure (retryable = false) <a class="header-anchor" href="#example-2-permanent-failure-retryable-false" aria-label="Permalink to "Example 2: Permanent failure (retryable = false)""></a></h2><p>This shows how the transport can tell the worker that the failure is not retryable. The operation must become <code>PermanentFailed</code> and must not be retried.</p><div class="language-cpp vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">cpp</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <cassert></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <chrono></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <filesystem></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <iostream></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <memory></span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/net/NetworkProbe.hpp></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/sync/engine/SyncEngine.hpp></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/sync/outbox/FileOutboxStore.hpp></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/sync/outbox/Outbox.hpp></span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "fake_http_transport.hpp"</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">static</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">int64_t</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> now_ms</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">chrono</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> duration_cast</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">milliseconds</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">steady_clock</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">time_since_epoch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">static</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> void</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> reset_test_dir</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filesystem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">path</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">dir</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::error_code ec;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filesystem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">remove_all</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(dir, ec);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filesystem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">create_directories</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(dir, ec);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">int</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> main</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">outbox</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">engine</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filesystem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::path test_dir </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "./.vix_test_perm"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> reset_test_dir</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(test_dir);</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> store </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">FileOutboxStore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">FileOutboxStore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .file_path </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> test_dir </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">/</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "outbox.json"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .pretty_json </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .fsync_on_write </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> outbox </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Outbox</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Outbox</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{.owner </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "test-engine"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, store);</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> probe </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">net</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">NetworkProbe</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">net</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">NetworkProbe</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{},</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [] { </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">; });</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> transport </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">FakeHttpTransport</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> transport-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">setRuleForTarget</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"/api/messages"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">FakeHttpTransport</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Rule{</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .ok </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .retryable </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .error </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "bad request (permanent)"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> SyncEngine </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">engine</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">SyncEngine</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{.worker_count </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, .batch_limit </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">},</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> outbox, probe, transport);</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Operation op;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> op.kind </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "http.post"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> op.target </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "/api/messages"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> op.payload </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> R"({"text":"hello offline"})"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> outbox-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">enqueue</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(op, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now_ms</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> processed1 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> engine.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">tick</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now_ms</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(processed1 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">>=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(transport-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">callCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">==</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> saved1 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> store-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">get</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(id);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(saved1.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">has_value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(saved1->status </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">==</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> OperationStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::PermanentFailed);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> processed2 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> engine.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">tick</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now_ms</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">void</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)processed2;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(transport-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">callCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">==</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // no retry</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::cout </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"><<</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "OK: permanent failure is not retried</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\n</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><hr><h2 id="example-3-in-flight-timeout-requeue-simulate-crash" tabindex="-1">Example 3: In-flight timeout requeue (simulate crash) <a class="header-anchor" href="#example-3-in-flight-timeout-requeue-simulate-crash" aria-label="Permalink to "Example 3: In-flight timeout requeue (simulate crash)""></a></h2><p>This simulates a crash after the operation is claimed but before it is completed. After <code>inflight_timeout_ms</code>, the engine tick should requeue the stuck operation, then the next tick should send it and mark it Done.</p><div class="language-cpp vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">cpp</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <cassert></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <chrono></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <filesystem></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <iostream></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <memory></span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/net/NetworkProbe.hpp></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/sync/engine/SyncEngine.hpp></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/sync/outbox/FileOutboxStore.hpp></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/sync/outbox/Outbox.hpp></span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "fake_http_transport.hpp"</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">static</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">int64_t</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> now_ms</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">chrono</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> duration_cast</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">milliseconds</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">steady_clock</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">now</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">().</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">time_since_epoch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">static</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> void</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> reset_test_dir</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filesystem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">path</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">dir</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::error_code ec;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filesystem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">remove_all</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(dir, ec);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filesystem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">create_directories</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(dir, ec);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">int</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> main</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">outbox</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> using</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">engine</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">filesystem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::path test_dir </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "./.vix_test_inflight"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> reset_test_dir</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(test_dir);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> store </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">FileOutboxStore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">FileOutboxStore</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .file_path </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> test_dir </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">/</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "outbox.json"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .pretty_json </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .fsync_on_write </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> outbox </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Outbox</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Outbox</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{.owner </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "test-engine"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, store);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> probe </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">net</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">NetworkProbe</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>(</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">net</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">NetworkProbe</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config{},</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [] { </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">; });</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> transport </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">make_shared</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">FakeHttpTransport</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">>();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> transport-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">setDefault</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({.ok </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> SyncEngine</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Config ecfg;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ecfg.worker_count </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ecfg.batch_limit </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 10</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ecfg.idle_sleep_ms </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ecfg.offline_sleep_ms </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ecfg.inflight_timeout_ms </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 50</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // 50ms for test</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> SyncEngine </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">engine</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(ecfg, outbox, probe, transport);</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Operation op;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> op.kind </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "http.post"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> op.target </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "/api/messages"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> op.payload </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> R"({"text":"hello offline"})"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t0 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> now_ms</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> id </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> outbox-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">enqueue</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(op, t0);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> bool</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> claimed </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> outbox-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">claim</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(id, t0);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(claimed);</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> saved </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> store-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">get</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(id);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(saved.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">has_value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(saved->status </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">==</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> OperationStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::InFlight);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t1 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> t0 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 60</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // > 50ms timeout</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> engine.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">tick</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(t1);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> saved </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> store-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">get</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(id);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(saved.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">has_value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(saved->status </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> OperationStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::InFlight);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> engine.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">tick</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(t1 </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> auto</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> final</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> store-></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">get</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(id);</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(final.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">has_value</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">());</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> assert</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(final->status </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">==</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> OperationStatus</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::Done);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::cout </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"><<</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "OK: inflight timeout requeues stuck ops and they complete</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">\n</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><hr><h2 id="appendix-minimal-fake-transport" tabindex="-1">Appendix: Minimal Fake Transport <a class="header-anchor" href="#appendix-minimal-fake-transport" aria-label="Permalink to "Appendix: Minimal Fake Transport""></a></h2><p>This is a tiny rule-based transport for tests and examples.</p><div class="language-cpp vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">cpp</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#ifndef</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> VIX_FAKE_HTTP_TRANSPORT_HPP</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#define</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> VIX_FAKE_HTTP_TRANSPORT_HPP</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <string></span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <unordered_map></span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#include</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> <vix/sync/engine/SyncWorker.hpp></span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">namespace</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">engine</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> class</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> FakeHttpTransport</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> final</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> : </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">public</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> ISyncTransport</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> public:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> struct</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Rule</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> bool</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ok{</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> bool</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> retryable{</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::string error{</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"simulated failure"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> void</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setDefault</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Rule</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;"> r</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) { def_ </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">move</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(r); }</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> void</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setRuleForKind</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">string</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;"> kind</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Rule</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;"> r</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> by_kind_[</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">move</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(kind)] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">move</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(r);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> void</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> setRuleForTarget</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">string</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;"> target</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Rule</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;"> r</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> by_target_[</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">move</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(target)] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">move</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(r);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">size_t</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> callCount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> noexcept</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> calls_; }</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> SendResult</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> send</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> vix</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">sync</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Operation</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">op</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">override</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ++</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">calls_;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> it </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> by_target_.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">find</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(op.target); it </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> by_target_.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">end</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> toResult</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(it->second);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">auto</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> it </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> by_kind_.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">find</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(op.kind); it </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> by_kind_.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">end</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">())</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> toResult</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(it->second);</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> toResult</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(def_);</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> private:</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> static</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> SendResult</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> toResult</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> Rule</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> &</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">r</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> SendResult res;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.ok </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> r.ok;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.retryable </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> r.retryable;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res.error </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> r.ok </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> ""</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> r.error;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> res;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> private:</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Rule def_{};</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::unordered_map</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::string, Rule</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">></span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> by_kind_;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::unordered_map</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"><</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::string, Rule</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">></span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> by_target_;</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> std</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">::</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">size_t</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> calls_{</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> };</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // namespace vix::sync::engine</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">#endif</span></span></code></pre></div><hr><h2 id="notes" tabindex="-1">Notes <a class="header-anchor" href="#notes" aria-label="Permalink to "Notes""></a></h2><ul><li>These examples use <code>assert</code> for clarity and minimalism.</li><li><code>NetworkProbe</code> is configured here with a lambda that always returns true.</li><li>For real systems, <code>NetworkProbe</code> should reflect actual connectivity state.</li><li>The Outbox store paths are local and suitable for quick testing.</li></ul></div></div></main><footer class="VPDocFooter" data-v-39a288b8 data-v-e257564d><!--[--><!--]--><div class="edit-info" data-v-e257564d><div class="edit-link" data-v-e257564d><a class="VPLink link vp-external-link-icon no-icon edit-link-button" href="https://github.com/vixcpp/vixcpp.github.io/edit/dev/vix-site/docs/modules/sync/examples.md" target="_blank" rel="noreferrer" data-v-e257564d><!--[--><span class="vpi-square-pen edit-link-icon" data-v-e257564d></span> Edit this page on GitHub<!--]--></a></div><!----></div><nav class="prev-next" aria-labelledby="doc-footer-aria-label" data-v-e257564d><span class="visually-hidden" id="doc-footer-aria-label" data-v-e257564d>Pager</span><div class="pager" data-v-e257564d><a class="VPLink link pager-link prev" href="/docs/modules/sync/operation.html" data-v-e257564d><!--[--><span class="desc" data-v-e257564d>Previous page</span><span class="title" data-v-e257564d>Operation Model</span><!--]--></a></div><div class="pager" data-v-e257564d><a class="VPLink link pager-link next" href="/docs/modules/p2p/" data-v-e257564d><!--[--><span class="desc" data-v-e257564d>Next page</span><span class="title" data-v-e257564d>Overview</span><!--]--></a></div></nav></footer><!--[--><!--]--></div></div></div><!--[--><!--]--></div></div><footer class="VPFooter has-sidebar" data-v-5d98c3a5 data-v-e315a0ad><div class="container" data-v-e315a0ad><!----><!----></div></footer><!--[--><footer class="vix-footerbar" role="contentinfo"><div class="vix-footerbar__inner"><div class="vix-footerbar__brand">Vix.cpp</div><nav class="vix-footerbar__nav" aria-label="Footer"><!--[--><a class="vix-footerbar__link" href="/docs">Docs</a><a class="vix-footerbar__link" href="/docs/guide">Guides</a><a class="vix-footerbar__link" href="/registry">Registry</a><a class="vix-footerbar__link" href="/docs/examples">Examples</a><a class="vix-footerbar__link" href="/services">Services</a><!--]--></nav><div class="vix-footerbar__social" aria-label="Social links"><a class="vix-footerbar__icon" href="https://github.com/vixcpp" target="_blank" rel="noreferrer" aria-label="GitHub"><svg viewBox="0 0 24 24" width="18" height="18" fill="currentColor" aria-hidden="true"><path d="M12 2C6.48 2 2 6.58 2 12.26c0 4.54 2.87 8.39 6.84 9.75.5.1.68-.22.68-.48
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