diff options
Diffstat (limited to 'deps/npm/node_modules/cacache/lib/util/move-file.js')
-rw-r--r-- | deps/npm/node_modules/cacache/lib/util/move-file.js | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/deps/npm/node_modules/cacache/lib/util/move-file.js b/deps/npm/node_modules/cacache/lib/util/move-file.js deleted file mode 100644 index eb3ba76107..0000000000 --- a/deps/npm/node_modules/cacache/lib/util/move-file.js +++ /dev/null @@ -1,56 +0,0 @@ -'use strict' - -const fs = require('fs/promises') -const { moveFile: move } = require('@npmcli/fs') -const pinflight = require('promise-inflight') - -module.exports = moveFile - -async function moveFile (src, dest) { - const isWindows = process.platform === 'win32' - - // This isn't quite an fs.rename -- the assumption is that - // if `dest` already exists, and we get certain errors while - // trying to move it, we should just not bother. - // - // In the case of cache corruption, users will receive an - // EINTEGRITY error elsewhere, and can remove the offending - // content their own way. - // - // Note that, as the name suggests, this strictly only supports file moves. - try { - await fs.link(src, dest) - } catch (err) { - if (isWindows && err.code === 'EPERM') { - // XXX This is a really weird way to handle this situation, as it - // results in the src file being deleted even though the dest - // might not exist. Since we pretty much always write files to - // deterministic locations based on content hash, this is likely - // ok (or at worst, just ends in a future cache miss). But it would - // be worth investigating at some time in the future if this is - // really what we want to do here. - } else if (err.code === 'EEXIST' || err.code === 'EBUSY') { - // file already exists, so whatever - } else { - throw err - } - } - try { - await Promise.all([ - fs.unlink(src), - !isWindows && fs.chmod(dest, '0444'), - ]) - } catch (e) { - return pinflight('cacache-move-file:' + dest, async () => { - await fs.stat(dest).catch((err) => { - if (err.code !== 'ENOENT') { - // Something else is wrong here. Bail bail bail - throw err - } - }) - // file doesn't already exist! let's try a rename -> copy fallback - // only delete if it successfully copies - return move(src, dest) - }) - } -} |