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Warn when UV_CACHE_DIR has changed (#601)

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Closes https://github.com/astral-sh/setup-uv/issues/592
This commit is contained in:
James Braza
2025-10-02 08:50:15 -07:00
committed by GitHub
parent 82f21a54fe
commit f9c6974d8b
2 changed files with 21 additions and 8 deletions
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16
src/save-cache.ts
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@@ -52,14 +52,22 @@ async function saveCache(): Promise<void> {
await pruneCache();
}
core.info(`Saving cache path: ${cacheLocalPath}`);
if (!fs.existsSync(cacheLocalPath) && !ignoreNothingToCache) {
let actualCachePath = cacheLocalPath;
if (process.env.UV_CACHE_DIR && process.env.UV_CACHE_DIR !== cacheLocalPath) {
core.warning(
`The environment variable UV_CACHE_DIR has been changed to "${process.env.UV_CACHE_DIR}", by an action or step running after astral-sh/setup-uv. This can lead to unexpected behavior. If you expected this to happen set the cache-local-path input to "${process.env.UV_CACHE_DIR}" instead of "${cacheLocalPath}".`,
);
actualCachePath = process.env.UV_CACHE_DIR;
}
core.info(`Saving cache path: ${actualCachePath}`);
if (!fs.existsSync(actualCachePath) && !ignoreNothingToCache) {
throw new Error(
`Cache path ${cacheLocalPath} does not exist on disk. This likely indicates that there are no dependencies to cache. Consider disabling the cache input if it is not needed.`,
`Cache path ${actualCachePath} does not exist on disk. This likely indicates that there are no dependencies to cache. Consider disabling the cache input if it is not needed.`,
);
}
try {
await cache.saveCache([cacheLocalPath], cacheKey);
await cache.saveCache([actualCachePath], cacheKey);
core.info(`cache saved with the key: ${cacheKey}`);
} catch (e) {
if (