{
    "name": "gulp-less",
    "version": "1.0.0",
    "private": true,
    "description": "gulp-less",
    "main": "gulpfile.js",
    "dependencies": {},
    "devDependencies": {
        "gulp": "~3.5.6",
        "gulp-less": "1.3.6",
        "gulp-minify-css": "~0.3.0",
        "gulp-concat": "~2.4.0",
        "gulp-rename": "~1.2.0"
    },
    "keywords": ["gulp","gulp-less","less"],
    "author": "",
    "license": "ISC"
}

var gulp = require('gulp'),
    less = require('gulp-less'),
    concat = require('gulp-concat'),
    rename = require('gulp-rename'),
    minifycss = require('gulp-minify-css');

gulp.task('build-less', function(){
  gulp.src('./public/less/*.less')
    .pipe(less({ compress: true }))
    .on('error', function(e){console.log(e);} )
    .pipe(gulp.dest('./public/css/'));

});

// 合并、压缩、重命名css
gulp.task('min-styles',['build-less'], function() {
  gulp.src(['./public/css/*.css'])
    .pipe(concat('all.css')) // 合并文件为all.css
    .pipe(gulp.dest('./public/css/')) // 输出all.css文件
    .pipe(rename({ suffix: '.min' })) // 重命名all.css为 all.min.css
    .pipe(minifycss()) // 压缩css文件
    .pipe(gulp.dest('./public/css/')); // 输出all.min.css
});

gulp.task('develop', function() {
    gulp.watch('./public/less/*.less', ['build-less', 'min-styles']);
});