1 files changed, 32 insertions, 0 deletions
diff --git a/node_modules/autoprefixer/lib/old-value.js b/node_modules/autoprefixer/lib/old-value.js
new file mode 100644
index 00000000..c8ffd9b6
--- /dev/null
+++ b/node_modules/autoprefixer/lib/old-value.js
@@ -0,0 +1,32 @@
+'use strict';
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+var utils = require('./utils');
+
+var OldValue = function () {
+    function OldValue(unprefixed, prefixed, string, regexp) {
+        _classCallCheck(this, OldValue);
+
+        this.unprefixed = unprefixed;
+        this.prefixed = prefixed;
+        this.string = string || prefixed;
+        this.regexp = regexp || utils.regexp(prefixed);
+    }
+
+    /**
+     * Check, that value contain old value
+     */
+
+
+    OldValue.prototype.check = function check(value) {
+        if (value.indexOf(this.string) !== -1) {
+            return !!value.match(this.regexp);
+        }
+        return false;
+    };
+
+    return OldValue;
+}();
+
+module.exports = OldValue;
+\ No newline at end of file