[Pkg-javascript-commits] [uglifyjs] 08/77: Fix #569

[Jonas Smedegaard]

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js pushed a commit to tag v2.4.18
in repository uglifyjs.

commit f4d36a58c28cd6dd598a5e92c6ab56605b8c17e4
Author: Richard van Velzen <rvanvelzen1 at gmail.com>
Date:   Thu Oct 23 15:57:12 2014 +0200

    Fix #569
    
    When no arguments are given to `new Function()`, it should be treated as
    a regular anonymous function (http://es5.github.io/#x15.3.2.1)
---
 lib/compress.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/compress.js b/lib/compress.js
index f803072..2c95099 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -1722,6 +1722,11 @@ merge(Compressor.prototype, {
                     }).transform(compressor);
                     break;
                   case "Function":
+                    // new Function() => function(){}
+                    if (self.args.length == 0) return make_node(AST_Function, self, {
+                        argnames: [],
+                        body: []
+                    });
                     if (all(self.args, function(x){ return x instanceof AST_String })) {
                         // quite a corner-case, but we can handle it:
                         //   https://github.com/mishoo/UglifyJS2/issues/203

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