Merge pull request #163 from mzgol/screw-oldie

renamed --screw-ie to --screw-oldie, documented it in README.md, indicat...

3 files changed, 11 insertions, 8 deletions

diff --git a/README.md b/README.md
index b8ea3ff0..5e47a1dd 100644
--- a/README.md
+++ b/README.md
@@ -54,6 +54,9 @@ The available options are:
                        --source-map.                                      [string]
     --in-source-map    Input source map, useful if you're compressing JS that was
                        generated from some other original code.
+    --screw-ie8        Pass this flag if you don't care about full compliance with
+                       Internet Explorer 6-8 quirks (by default UglifyJS will try
+                       to be IE-proof.
     -p, --prefix       Skip prefix for original filenames that appear in source
                        maps. For example -p 3 will drop 3 directories from file
                        names and ensure they are relative paths.
diff --git a/bin/uglifyjs b/bin/uglifyjs
index b8fad946..896966d5 100755
--- a/bin/uglifyjs
+++ b/bin/uglifyjs
@@ -21,7 +21,7 @@ mangling you need to use `-c` and `-m`.\
     .describe("source-map-root", "The path to the original source to be included in the source map.")
     .describe("source-map-url", "The path to the source map to be added in //@ sourceMappingURL.  Defaults to the value passed with --source-map.")
     .describe("in-source-map", "Input source map, useful if you're compressing JS that was generated from some other original code.")
-    .describe("screw-ie", "Pass this flag if you don't care about full compliance with Internet Explorer quirks (by default UglifyJS will try to be IE-proof).")
+    .describe("screw-ie8", "Pass this flag if you don't care about full compliance with Internet Explorer 6-8 quirks (by default UglifyJS will try to be IE-proof).")
     .describe("p", "Skip prefix for original filenames that appear in source maps. \
 For example -p 3 will drop 3 directories from file names and ensure they are relative paths.")
     .describe("o", "Output file (default STDOUT).")
@@ -75,7 +75,7 @@ You need to pass an argument to this option to specify the name that your module
     .string("e")
     .string("comments")
     .string("wrap")
-    .boolean("screw-ie")
+    .boolean("screw-ie8")
     .boolean("export-all")
     .boolean("self")
     .boolean("v")
@@ -125,8 +125,8 @@ if (MANGLE && ARGS.r) {
     MANGLE.except = ARGS.r.replace(/^\s+|\s+$/g).split(/\s*,+\s*/);
 }
 
-if (MANGLE && ARGS.screw_ie) {
-    MANGLE.screw_ie = true;
+if (MANGLE && ARGS.screw_ie8) {
+    MANGLE.screw_ie8 = true;
 }
 
 var OUTPUT_OPTIONS = {
@@ -265,7 +265,7 @@ var SCOPE_IS_NEEDED = COMPRESS || MANGLE || ARGS.lint;
 
 if (SCOPE_IS_NEEDED) {
     time_it("scope", function(){
-        TOPLEVEL.figure_out_scope({ screw_ie: ARGS.screw_ie });
+        TOPLEVEL.figure_out_scope({ screw_ie8: ARGS.screw_ie8 });
         if (ARGS.lint) {
             TOPLEVEL.scope_warnings();
         }
@@ -280,7 +280,7 @@ if (COMPRESS) {
 
 if (SCOPE_IS_NEEDED) {
     time_it("scope", function(){
-        TOPLEVEL.figure_out_scope({ screw_ie: ARGS.screw_ie });
+        TOPLEVEL.figure_out_scope({ screw_ie8: ARGS.screw_ie8 });
         if (MANGLE) {
             TOPLEVEL.compute_char_frequency(MANGLE);
         }
diff --git a/lib/scope.js b/lib/scope.js
index 503c1890..ea271639 100644
--- a/lib/scope.js
+++ b/lib/scope.js
@@ -64,7 +64,7 @@ SymbolDef.prototype = {
     mangle: function(options) {
         if (!this.mangled_name && !this.unmangleable(options)) {
             var s = this.scope;
-            if (this.orig[0] instanceof AST_SymbolLambda && !options.screw_ie)
+            if (this.orig[0] instanceof AST_SymbolLambda && !options.screw_ie8)
                 s = s.parent_scope;
             this.mangled_name = s.next_mangled(options);
         }
@@ -343,7 +343,7 @@ AST_Toplevel.DEFMETHOD("_default_mangler_options", function(options){
         eval     : false,
         sort     : false,
         toplevel : false,
-        screw_ie : false
+        screw_ie8 : false
     });
 });