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gulpfile.js
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gulpfile.js
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var gulp = require('gulp');
concat = require('gulp-concat');
uglify = require('gulp-uglify');
rename = require('gulp-rename');
minifyCSS = require('gulp-minify-css');
imagemin = require('gulp-imagemin');
minifyHTML = require('gulp-minify-html');
del = require('del');
runSequence = require('run-sequence'),
// Concat multiple JS files.
gulp.task("concatScripts", function(){
gulp.src(['/js/*.js'])
.pipe(concat('main.js'))
.pipe(rename({suffix: '.min'}))
.pipe(uglify())
.pipe(gulp.dest('dist/js'));
});
// Minify JS files used in index.
gulp.task('minifyScripts', function() {
gulp.src("src/js/perfmatters.js")
.pipe(uglify())
.pipe(rename('app.min.js'))
.pipe(gulp.dest('dist/js'));
});
// Concat CSS
gulp.task('concatCSS', function() {
gulp.src([
'src/css/print.css',
'src/css/style.css'
])
// .pipe(concat('main.css'))
.pipe(minifyCSS())
.pipe(gulp.dest('dist/css'));
});
// minify CSS
gulp.task('minifyCSS', function() {
gulp.src(['views/css/style.css'])
.pipe(minifyCSS())
.pipe(rename({suffix: '.min'}))
.pipe(gulp.dest('views/css'));
});
// Minify HTML
gulp.task('minifyHTML', function() {
gulp.src("src/index.html")
.pipe(minifyHTML())
.pipe(rename('index.html'))
.pipe(gulp.dest('dist'));
});
// optimize images
gulp.task('images', function(){
gulp.src(['img/**/*.+(png|jpg|gif|svg)',
'views/images//**/*.+(png|jpg|gif|svg)'])
.pipe(imagemin())
.pipe(rename({suffix: '.min'}))
.pipe(gulp.dest('dist/'))
});
// clean
gulp.task('clean', function() {
return del(['dist']);
});
//批量执行任务
gulp.task('build', function(cb) {
runSequence('clean', ['minifyHTML', 'concatScripts','concatCSS', 'images'], cb);
});