1 files changed, 50 insertions, 0 deletions
diff --git a/node_modules/stylus/lib/cache/null.js b/node_modules/stylus/lib/cache/null.js
new file mode 100644
index 00000000..07f1b011
--- /dev/null
+++ b/node_modules/stylus/lib/cache/null.js
@@ -0,0 +1,50 @@
+/**
+ * Module dependencies.
+ */
+
+var NullCache = module.exports = function() {};
+
+/**
+ * Set cache item with given `key` to `value`.
+ *
+ * @param {String} key
+ * @param {Object} value
+ * @api private
+ */
+
+NullCache.prototype.set = function(key, value) {};
+
+/**
+ * Get cache item with given `key`.
+ *
+ * @param {String} key
+ * @return {Object}
+ * @api private
+ */
+
+NullCache.prototype.get = function(key) {};
+
+/**
+ * Check if cache has given `key`.
+ *
+ * @param {String} key
+ * @return {Boolean}
+ * @api private
+ */
+
+NullCache.prototype.has = function(key) {
+  return false;
+};
+
+/**
+ * Generate key for the source `str` with `options`.
+ *
+ * @param {String} str
+ * @param {Object} options
+ * @return {String}
+ * @api private
+ */
+
+NullCache.prototype.key = function(str, options) {
+  return '';
+};