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fixes #189: use dotted member access when --screw-ie8 option given

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This commit is contained in:
Michael Ficarra
2013-04-20 15:11:05 -05:00
parent 4b818056cf
commit 5af144522a
3 changed files with 25 additions and 8 deletions
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15
bin/uglifyjs
View File

@@ -114,20 +114,21 @@ if (ARGS.acorn) {
acorn = require("acorn"); acorn = require("acorn");
} }
var COMPRESS = getOptions("c", true); var COMPRESS = getOptions("c", true) || {};
var MANGLE = getOptions("m", true); var MANGLE = getOptions("m", true) || {};
var BEAUTIFY = getOptions("b", true); var BEAUTIFY = getOptions("b", true);
if (COMPRESS && ARGS.d) { if (ARGS.d) {
COMPRESS.global_defs = getOptions("d"); COMPRESS.global_defs = getOptions("d");
} }
if (MANGLE && ARGS.r) { if (ARGS.screw_ie8) {
MANGLE.except = ARGS.r.replace(/^\s+|\s+$/g).split(/\s*,+\s*/); COMPRESS.screw_ie8 = true;
MANGLE.screw_ie8 = true;
} }
if (MANGLE && ARGS.screw_ie8) { if (ARGS.r) {
MANGLE.screw_ie8 = true; MANGLE.except = ARGS.r.replace(/^\s+|\s+$/g).split(/\s*,+\s*/);
} }
var OUTPUT_OPTIONS = { var OUTPUT_OPTIONS = {

3
lib/compress.js
View File

@@ -66,6 +66,7 @@ function Compressor(options, false_by_default) {
join_vars : !false_by_default, join_vars : !false_by_default,
cascade : !false_by_default, cascade : !false_by_default,
side_effects : !false_by_default, side_effects : !false_by_default,
screw_ie8 : false,
warnings : true, warnings : true,
global_defs : {} global_defs : {}
@@ -1961,7 +1962,7 @@ merge(Compressor.prototype, {
var prop = self.property; var prop = self.property;
if (prop instanceof AST_String && compressor.option("properties")) { if (prop instanceof AST_String && compressor.option("properties")) {
prop = prop.getValue(); prop = prop.getValue();
if (is_identifier(prop)) { if (is_identifier(prop) || compressor.option("screw_ie8")) {
return make_node(AST_Dot, self, { return make_node(AST_Dot, self, {
expression : self.expression, expression : self.expression,
property : prop property : prop

15
test/compress/properties.js
View File

@@ -23,3 +23,18 @@ dot_properties: {
a["if"] = "if"; a["if"] = "if";
} }
} }
dot_properties_es5: {
options = {
properties: true,
screw_ie8: true
};
input: {
a["foo"] = "bar";
a["if"] = "if";
}
expect: {
a.foo = "bar";
a.if = "if";
}
}