使用外部配置文件

这有很多好处，因为它能让任务更加符合 DRY 原则，并且 config.json 可以被其他的任务运行器使用，比如 grunt。

{"blocks":[{"key":"6ahfp","text":"config.json","type":"header-six","depth":0,"inlineStyleRanges":[{"offset":0,"length":11,"style":"CODE"}],"entityRanges":[],"data":[]}],"entityMap":[]}

{
  "desktop" : {
    "src" : [
      "dev/desktop/js/**/*.js",
      "!dev/desktop/js/vendor/**"
    ],
    "dest" : "build/desktop/js"
  },
  "mobile" : {
    "src" : [
      "dev/mobile/js/**/*.js",
      "!dev/mobile/js/vendor/**"
    ],
    "dest" : "build/mobile/js"
  }
}

{"blocks":[{"key":"38gbb","text":"gulpfile.js","type":"header-six","depth":0,"inlineStyleRanges":[{"offset":0,"length":11,"style":"CODE"}],"entityRanges":[],"data":[]}],"entityMap":[]}

// npm install --save-dev gulp gulp-uglify
var gulp = require('gulp'
var uglify = require('gulp-uglify'
var config = require('./config.json'

function doStuff(cfg) {
  return gulp.src(cfg.src)
    .pipe(uglify())
    .pipe(gulp.dest(cfg.dest)
}

gulp.task('dry', function() {
  doStuff(config.desktop
  doStuff(config.mobile
}