JoBoEVD/UglifyJS
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Fix handling of "use asm" when no command line flags are passed to uglifyjs. SCOPE_IS_NEEDED is unconditionally true now. Refactored floating point literal parsing to be more in keeping with the AST class design.

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This commit is contained in:
kzc
2015-10-07 13:10:53 -04:00
parent 99945fcd04
commit 4d2f7d83af
4 changed files with 14 additions and 10 deletions
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2
bin/uglifyjs
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@@ -401,7 +401,7 @@ async.eachLimit(files, 1, function (file, cb) {
writeNameCache("props", cache);
})();
var SCOPE_IS_NEEDED = COMPRESS || MANGLE || BEAUTIFY || ARGS.lint;
var SCOPE_IS_NEEDED = true;
var TL_CACHE = readNameCache("vars");
if (SCOPE_IS_NEEDED) {

5
lib/ast.js
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@@ -864,10 +864,11 @@ var AST_String = DEFNODE("String", "value quote", {
}
}, AST_Constant);
var AST_Number = DEFNODE("Number", "value", {
var AST_Number = DEFNODE("Number", "value literal", {
$documentation: "A number literal",
$propdoc: {
value: "[number] the numeric value"
value: "[number] the numeric value",
literal: "[string] numeric value as string (optional)"
}
}, AST_Constant);

6
lib/output.js
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@@ -1158,8 +1158,10 @@ function OutputStream(options) {
output.print_string(self.getValue(), self.quote);
});
DEFPRINT(AST_Number, function(self, output){
if (self.value_string !== undefined && self.scope && self.scope.has_directive('use asm')) {
output.print(self.value_string);
if (self.literal !== undefined
&& +self.literal === self.value /* paranoid check */
&& self.scope && self.scope.has_directive('use asm')) {
output.print(self.literal);
} else {
output.print(make_num(self.getValue()));
}

11
lib/parse.js
View File

@@ -335,7 +335,11 @@ function tokenizer($TEXT, filename, html5_comments, shebang) {
if (prefix) num = prefix + num;
var valid = parse_js_number(num);
if (!isNaN(valid)) {
return token("num", valid);
var tok = token("num", valid);
if (num.indexOf('.') >= 0) {
tok.literal = num;
}
return tok;
} else {
parse_error("Invalid syntax: " + num);
}
@@ -1148,10 +1152,7 @@ function parse($TEXT, options) {
ret = _make_symbol(AST_SymbolRef);
break;
case "num":
ret = new AST_Number({ start: tok, end: tok, value: tok.value });
var value_string = $TEXT.substring(tok.pos, tok.endpos);
if (value_string.indexOf('.') >= 0)
ret.value_string = value_string;
ret = new AST_Number({ start: tok, end: tok, value: tok.value, literal: tok.literal });
break;
case "string":
ret = new AST_String({