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Grant Wuerker
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Remote ingot dependencies.
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‎Cargo.lock‎

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‎crates/common/src/cache.rs‎

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use camino::Utf8PathBuf;
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use std::{env, path::PathBuf};
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fn utf8_path_from_os(value: std::ffi::OsString) -> Option<Utf8PathBuf> {
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Utf8PathBuf::from_path_buf(PathBuf::from(value)).ok()
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}
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fn env_path(var: &str) -> Option<Utf8PathBuf> {
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env::var_os(var).and_then(utf8_path_from_os)
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}
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fn join_components(mut base: Utf8PathBuf, components: &[&str]) -> Utf8PathBuf {
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for component in components {
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base.push(component);
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}
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base
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}
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fn xdg_cache_dir() -> Option<Utf8PathBuf> {
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env_path("XDG_CACHE_HOME").map(|path| join_components(path, &["fe", "git"]))
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}
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fn unix_home_cache() -> Option<Utf8PathBuf> {
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#[cfg(unix)]
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{
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env_path("HOME").map(|path| join_components(path, &[".cache", "fe", "git"]))
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}
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#[cfg(not(unix))]
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{
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None
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}
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}
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fn windows_local_appdata() -> Option<Utf8PathBuf> {
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#[cfg(windows)]
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{
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env_path("LOCALAPPDATA")
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.or_else(|| env_path("USERPROFILE"))
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.map(|path| join_components(path, &["Fe", "cache", "git"]))
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}
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#[cfg(not(windows))]
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{
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None
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}
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}
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pub fn remote_git_cache_dir() -> Option<Utf8PathBuf> {
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env_path("FE_REMOTE_CACHE_DIR")
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.or_else(|| {
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env_path("FE_CACHE_DIR").map(|path| {
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if path.ends_with("git") {
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path
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} else {
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join_components(path, &["git"])
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}
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})
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})
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.or_else(xdg_cache_dir)
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.or_else(unix_home_cache)
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.or_else(windows_local_appdata)
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.or_else(|| {
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utf8_path_from_os(env::temp_dir().into())
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.map(|path| join_components(path, &["fe", "git"]))
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})
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}

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