experiment: bump TypeScript to 6.0.2 and fix build errors

RealColdFry · RealColdFry · commit 186df130930e · 2026-03-30T00:01:22.000+01:00
- Switch callable `import * as X` to default imports (picomatch, assert)
- Add esModuleInterop to tsconfig
- Add ignoreDeprecations: "6.0" for moduleResolution=node10
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -42,7 +42,7 @@
         "node": ">=16.10.0"
     },
     "peerDependencies": {
-        "typescript": "5.9.3"
+        "typescript": "6.0.2"
     },
     "dependencies": {
         "@typescript-to-lua/language-extensions": "1.19.0",
@@ -69,7 +69,7 @@
         "prettier": "^2.8.8",
         "ts-jest": "^29.2.5",
         "ts-node": "^10.9.2",
-        "typescript": "5.9.3",
+        "typescript": "6.0.2",
         "typescript-eslint": "^8.46.3"
     }
 }
diff --git a/src/transpilation/resolve.ts b/src/transpilation/resolve.ts
@@ -10,7 +10,7 @@ import { couldNotReadDependency, couldNotResolveRequire } from "./diagnostics";
 import { BuildMode, CompilerOptions } from "../CompilerOptions";
 import { findLuaRequires, LuaRequire } from "./find-lua-requires";
 import { Plugin } from "./plugins";
-import * as picomatch from "picomatch";
+import picomatch from "picomatch";
 
 const resolver = resolve.ResolverFactory.createResolver({
     extensions: [".lua"],
diff --git a/src/utils.ts b/src/utils.ts
@@ -1,5 +1,5 @@
 import * as ts from "typescript";
-import * as nativeAssert from "assert";
+import nativeAssert from "assert";
 import * as path from "path";
 
 export function castArray<T>(value: T | T[]): T[];
diff --git a/test/setup.ts b/test/setup.ts
@@ -1,4 +1,4 @@
-import * as assert from "assert";
+import assert from "assert";
 import * as ts from "typescript";
 import * as tstl from "../src";
 
diff --git a/test/transpile/transformers/fixtures.ts b/test/transpile/transformers/fixtures.ts
@@ -1,4 +1,4 @@
-import * as assert from "assert";
+import assert from "assert";
 import * as ts from "typescript";
 import * as tstl from "../../../src";
 import { visitAndReplace } from "./utils";
diff --git a/test/util.ts b/test/util.ts
@@ -1,5 +1,5 @@
 /* eslint-disable jest/no-standalone-expect */
-import * as nativeAssert from "assert";
+import nativeAssert from "assert";
 import { LauxLib, Lua, LuaLib, LuaState, LUA_OK } from "lua-wasm-bindings/dist/lua";
 import * as fs from "fs";
 import { stringify } from "javascript-stringify";
@@ -164,6 +164,7 @@ export abstract class TestBuilder {
         target: ts.ScriptTarget.ES2017,
         lib: ["lib.esnext.d.ts"],
         moduleResolution: ts.ModuleResolutionKind.Node10,
+        ignoreDeprecations: "6.0",
         resolveJsonModule: true,
         sourceMap: true,
     };
diff --git a/tsconfig.json b/tsconfig.json
@@ -13,6 +13,7 @@
         "newLine": "LF",
         "stripInternal": true,
 
+        "esModuleInterop": true,
         "strict": true,
         "noUnusedLocals": true,
         "noUnusedParameters": true

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-import * as assert from "assert";`
	`1`	`+import assert from "assert";`
`2`	`2`	`import * as ts from "typescript";`
`3`	`3`	`import * as tstl from "../src";`
`4`	`4`