Add Uniffe to reduce closure count

xref #1309
master
Sam Saccone 2015-08-11 12:46:13 -04:00
parent 5266bc8551
commit 17f02466c2
3 changed files with 66 additions and 2 deletions

View File

@ -24,6 +24,7 @@ var gulp = require('gulp');
var fs = require('fs'); var fs = require('fs');
var merge = require('merge-stream'); var merge = require('merge-stream');
var $ = require('gulp-load-plugins')(); var $ = require('gulp-load-plugins')();
var uniffe = require('./utils/uniffe.js');
var del = require('del'); var del = require('del');
var vinylPaths = require('vinyl-paths'); var vinylPaths = require('vinyl-paths');
var runSequence = require('run-sequence'); var runSequence = require('run-sequence');
@ -217,11 +218,12 @@ gulp.task('scripts', ['jscs', 'jshint'], function() {
'src/ripple/ripple.js' 'src/ripple/ripple.js'
]; ];
return gulp.src(sources) return gulp.src(sources)
.pipe(uniffe())
.pipe($.sourcemaps.init()) .pipe($.sourcemaps.init())
// Concatenate Scripts // Concatenate Scripts
.pipe($.concat('material.js')) .pipe($.concat('material.js'))
.pipe($.iife({ .pipe($.iife({
useStrict: false, useStrict: true,
})) }))
.pipe(gulp.dest('./dist')) .pipe(gulp.dest('./dist'))
// Minify Scripts // Minify Scripts

View File

@ -7,12 +7,14 @@
"author": "Google", "author": "Google",
"repository": "google/material-design-lite", "repository": "google/material-design-lite",
"devDependencies": { "devDependencies": {
"acorn": "^2.2.0",
"apache-server-configs": "^2.7.1", "apache-server-configs": "^2.7.1",
"browser-sync": "^2.2.3", "browser-sync": "^2.2.3",
"chai": "^2.0.0", "chai": "^2.0.0",
"chai-jquery": "^2.0.0", "chai-jquery": "^2.0.0",
"del": "^1.1.1", "del": "^1.1.1",
"drool": "^0.2.1", "drool": "^0.2.1",
"escodegen": "^1.6.1",
"gulp": "^3.8.11", "gulp": "^3.8.11",
"gulp-autoprefixer": "^2.0.0", "gulp-autoprefixer": "^2.0.0",
"gulp-cache": "^0.2.6", "gulp-cache": "^0.2.6",
@ -61,7 +63,7 @@
"require-dir": "^0.3.0", "require-dir": "^0.3.0",
"run-sequence": "^1.0.2", "run-sequence": "^1.0.2",
"swig": "^1.4.2", "swig": "^1.4.2",
"through2": "^0.6.3", "through2": "^2.0.0",
"vinyl-paths": "^1.0.0" "vinyl-paths": "^1.0.0"
}, },
"engines": { "engines": {

60
utils/uniffe.js Normal file
View File

@ -0,0 +1,60 @@
/**
*
* Material Design Lite
* Copyright 2015 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*
*/
'use strict';
var through = require('through2');
var escodegen = require('escodegen');
var acorn = require('acorn');
function uniffe(contents) {
var comments = [];
var tokens = [];
var ast = acorn.parse(contents, {
ranges: true,
onComment: comments,
onToken: tokens
});
escodegen.attachComments(ast, comments, tokens);
if (ast.body[0].expression.callee === undefined) {
return contents;
}
var rootProgram = ast.body[0].expression.callee.body;
rootProgram.type = 'Program';
// drop use strict
rootProgram.body = rootProgram.body.slice(1);
// attach all leading comments from outside iffe
rootProgram.leadingComments = ast.body[0].leadingComments;
return escodegen.generate(rootProgram, {comment: true});
}
module.exports = function() {
return through.obj(function(file, enc, cb) {
if (file.isBuffer()) {
file.contents = new Buffer(uniffe(file.contents.toString(enc)), enc);
}
cb(null, file);
});
};