JoBoEVD/UglifyJS
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Merge branch 'master' into harmony-v3.2.0

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This commit is contained in:
alexlamsl
2017-11-26 04:23:57 +08:00
parent ba4894af18 b37a68c84f
commit 4f08c2f504
12 changed files with 967 additions and 103 deletions
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12
lib/minify.js
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@@ -57,6 +57,7 @@ function minify(files, options) {
nameCache: null,
output: {},
parse: {},
rename: undefined,
sourceMap: false,
timings: false,
toplevel: false,
@@ -69,6 +70,9 @@ function minify(files, options) {
if (options.keep_classnames === undefined) {
options.keep_classnames = options.keep_fnames;
}
if (options.rename === undefined) {
options.rename = options.compress && options.mangle;
}
set_shorthand("ecma", options, [ "parse", "compress", "output" ]);
set_shorthand("ie8", options, [ "compress", "mangle", "output" ]);
set_shorthand("keep_classnames", options, [ "compress", "mangle" ]);
@@ -146,6 +150,11 @@ function minify(files, options) {
if (options.wrap) {
toplevel = toplevel.wrap_commonjs(options.wrap);
}
if (timings) timings.rename = Date.now();
if (options.rename) {
toplevel.figure_out_scope(options.mangle);
toplevel.expand_names(options.mangle);
}
if (timings) timings.compress = Date.now();
if (options.compress) toplevel = new Compressor(options.compress).compress(toplevel);
if (timings) timings.scope = Date.now();
@@ -206,7 +215,8 @@ function minify(files, options) {
if (timings) {
timings.end = Date.now();
result.timings = {
parse: 1e-3 * (timings.compress - timings.parse),
parse: 1e-3 * (timings.rename - timings.parse),
rename: 1e-3 * (timings.compress - timings.rename),
compress: 1e-3 * (timings.scope - timings.compress),
scope: 1e-3 * (timings.mangle - timings.scope),
mangle: 1e-3 * (timings.properties - timings.mangle),