1 files changed, 93 insertions, 0 deletions
diff --git a/node_modules/autoprefixer/lib/utils.js b/node_modules/autoprefixer/lib/utils.js
new file mode 100644
index 00000000..5b4b5620
--- /dev/null
+++ b/node_modules/autoprefixer/lib/utils.js
@@ -0,0 +1,93 @@
+'use strict';
+
+var list = require('postcss').list;
+
+module.exports = {
+
+    /**
+     * Throw special error, to tell beniary,
+     * that this error is from Autoprefixer.
+     */
+    error: function error(text) {
+        var err = new Error(text);
+        err.autoprefixer = true;
+        throw err;
+    },
+
+
+    /**
+     * Return array, that doesn’t contain duplicates.
+     */
+    uniq: function uniq(array) {
+        var filtered = [];
+        for (var _iterator = array, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
+            var _ref;
+
+            if (_isArray) {
+                if (_i >= _iterator.length) break;
+                _ref = _iterator[_i++];
+            } else {
+                _i = _iterator.next();
+                if (_i.done) break;
+                _ref = _i.value;
+            }
+
+            var i = _ref;
+
+            if (filtered.indexOf(i) === -1) {
+                filtered.push(i);
+            }
+        }
+        return filtered;
+    },
+
+
+    /**
+     * Return "-webkit-" on "-webkit- old"
+     */
+    removeNote: function removeNote(string) {
+        if (string.indexOf(' ') === -1) {
+            return string;
+        }
+
+        return string.split(' ')[0];
+    },
+
+
+    /**
+     * Escape RegExp symbols
+     */
+    escapeRegexp: function escapeRegexp(string) {
+        return string.replace(/[.?*+\^\$\[\]\\(){}|\-]/g, '\\$&');
+    },
+
+
+    /**
+     * Return regexp to check, that CSS string contain word
+     */
+    regexp: function regexp(word) {
+        var escape = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
+
+        if (escape) {
+            word = this.escapeRegexp(word);
+        }
+        return new RegExp('(^|[\\s,(])(' + word + '($|[\\s(,]))', 'gi');
+    },
+
+
+    /**
+     * Change comma list
+     */
+    editList: function editList(value, callback) {
+        var origin = list.comma(value);
+        var changed = callback(origin, []);
+
+        if (origin === changed) {
+            return value;
+        }
+
+        var join = value.match(/,\s*/);
+        join = join ? join[0] : ', ';
+        return changed.join(join);
+    }
+};
+\ No newline at end of file