uglify-js - npm Package Compare versions

Comparing version 2.4.23 to 2.4.24

lib/propmangle.js

@@ -67,3 +67,4 @@ /***********************************************************************
         cache : null,
-        only_cache : false
+        only_cache : false,
+        regex : null
     });
@@ -83,2 +84,4 @@
 
+    var regex = options.regex;
+
     var names_to_mangle = [];
@@ -154,2 +157,3 @@
     function should_mangle(name) {
+        if (regex && !regex.test(name)) return false;
         if (reserved.indexOf(name) >= 0) return false;
@@ -156,0 +160,0 @@ return cache.props.has(name)

package.json

@@ -7,3 +7,3 @@ {
   "license": "BSD",
-  "version": "2.4.23",
+  "version": "2.4.24",
   "engines": {
@@ -10,0 +10,0 @@ "node": ">=0.4.0"

README.md

@@ -135,2 +135,3 @@ UglifyJS 2
   --mangle-props                Mangle property names
+  --mangle-regex                Only mangle property names matching the regex
   --name-cache                  File to hold mangled names mappings
@@ -255,2 +256,6 @@ ```
 
+You can also use a regular expression to define which property names should be
+mangled.  For example, `--mangle-regex="/^_/"` will only mangle property names
+that start with an underscore.
+
 When you compress multiple files using this option, in order for them to
@@ -257,0 +262,0 @@ work together in the end we need to ensure somehow that one property gets

No alert changes

Improved metrics

Total package byte prevSize

514286

0.43%

Lines of code

13518

0.24%

Number of lines in readme file

785

0.64%

No dependency changes