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node_modules/@npmcli/fs/lib/mkdtemp.js

@@ -0,0 +1,23 @@
+const { dirname, sep } = require('path')
+
+const fs = require('./fs.js')
+const getOptions = require('./common/get-options.js')
+const withOwner = require('./with-owner.js')
+
+const mkdtemp = async (prefix, opts) => {
+  const options = getOptions(opts, {
+    copy: ['encoding'],
+    wrap: 'encoding',
+  })
+
+  // mkdtemp relies on the trailing path separator to indicate if it should
+  // create a directory inside of the prefix. if that's the case then the root
+  // we infer ownership from is the prefix itself, otherwise it's the dirname
+  // /tmp -> /tmpABCDEF, infers from /
+  // /tmp/ -> /tmp/ABCDEF, infers from /tmp
+  const root = prefix.endsWith(sep) ? prefix : dirname(prefix)
+
+  return withOwner(root, () => fs.mkdtemp(prefix, options), opts)
+}
+
+module.exports = mkdtemp