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commit 1430ebaf067f7420030651774224f28602814b88
parent dd8923deca67c7584eb9c99629363423639ab9b4
Author: Emily Eisenberg <emily@khanacademy.org>
Date:   Mon, 22 Jul 2013 14:46:13 -0700

Make ParseErrors differentiable from other Errors

Auditors: alpert

Diffstat:
M
ParseError.js
 | 
7
+++++--

1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/ParseError.js b/ParseError.js
@@ -1,7 +1,10 @@
 function ParseError(message) {
-    this.message = "TeX parse error: " + message;
+    var self = new Error("TeX parse error: " + message);
+    self.name = "ParseError";
+    self.__proto__ = ParseError.prototype;
+    return self;
 }
 
-ParseError.prototype = Error.prototype;
+ParseError.prototype.__proto__ = Error.prototype;
 
 module.exports = ParseError;