1 files changed, 52 insertions, 0 deletions
diff --git a/assets/node_modules/stylelint/lib/utils/getCacheFile.js b/assets/node_modules/stylelint/lib/utils/getCacheFile.js
new file mode 100644
index 0000000..3142013
--- /dev/null
+++ b/assets/node_modules/stylelint/lib/utils/getCacheFile.js
@@ -0,0 +1,52 @@
+'use strict';
+
+const fs = require('fs');
+const hash = require('./hash');
+const path = require('path');
+
+/**
+ * Return the cacheFile to be used by stylelint, based on whether the provided parameter is
+ * a directory or looks like a directory (ends in `path.sep`), in which case the file
+ * name will be `cacheFile/.cache_hashOfCWD`.
+ *
+ * If cacheFile points to a file or looks like a file, then it will just use that file.
+ *
+ * @param {string} cacheFile - The name of file to be used to store the cache
+ * @param {string} cwd - Current working directory. Used for tests
+ * @returns {string} Resolved path to the cache file
+ */
+module.exports = function getCacheFile(cacheFile, cwd) {
+	/*
+	 * Make sure path separators are normalized for environment/os.
+	 * Also, keep trailing path separator if present.
+	 */
+	cacheFile = path.normalize(cacheFile);
+
+	const resolvedCacheFile = path.resolve(cwd, cacheFile);
+	// If the last character passed is a path separator, we assume is a directory.
+	const looksLikeADirectory = cacheFile[cacheFile.length - 1] === path.sep;
+
+	/**
+	 * Return the default cache file name when provided parameter is a directory.
+	 * @returns {string} - Resolved path to the cacheFile
+	 */
+	function getCacheFileForDirectory() {
+		return path.join(resolvedCacheFile, `.stylelintcache_${hash(cwd)}`);
+	}
+
+	let fileStats;
+
+	try {
+		fileStats = fs.lstatSync(resolvedCacheFile);
+	} catch (ex) {
+		fileStats = null;
+	}
+
+	if (looksLikeADirectory || (fileStats && fileStats.isDirectory())) {
+		// Return path to provided directory with generated file name.
+		return getCacheFileForDirectory();
+	}
+
+	// Return normalized path to cache file.
+	return resolvedCacheFile;
+};