gulpfile.js

(function () {
  "use strict";
  var gulp = require("gulp"),
    less = require("gulp-less"),
    rename = require("gulp-rename"),
    minifycss = require("gulp-minify-css"),
    autoprefixer = require("gulp-autoprefixer"),
    uglify = require("gulp-uglify"),
    jshint = require("gulp-jshint"),
    stylish = require("jshint-stylish"),
    notify = require("gulp-notify"),
    plumber = require("gulp-plumber"),
    htmlclean = require("gulp-htmlclean"),
    htmlmin = require("gulp-htmlmin"),
    rev = require("gulp-rev-append"),
    sequence = require("gulp-sequence"),
    path = require("path"),
    paths = {
      root: "./",
      source: "./themes/hexo-theme-snippet/source/", //主题下原文件
    };

  /*====================================================
         开发主题
    ====================================================*/

  // CSS预处理
  gulp.task("less-task", function () {
    return gulp
      .src(paths.source + "css/less/_style.less")
      .pipe(
        plumber({
          errorHandler: notify.onError("Error: <%= error.message %>"),
        })
      )
      .pipe(less())
      .pipe(rename({ basename: "style" }))
      .pipe(gulp.dest(paths.source + "css"))
      .pipe(notify({ message: "less compile complete" }));
  });

  // 校验JS语法和风格
  gulp.task("js-task", function () {
    return gulp
      .src(paths.source + "js/*.js")
      .pipe(jshint())
      .pipe(jshint.reporter(stylish))
      .pipe(gulp.dest(paths.source + "js/"))
      .pipe(notify({ message: "js compile complete" }));
  });

  // 监听任务-主题开发模式
  gulp.task("dev", function () {
    gulp.watch(paths.source + "css/less/*.less", ["less-task"]);
    gulp.watch(paths.source + "js/*.js", ["js-task"]);
  });

  /*====================================================
        部署前代码处理
    ====================================================*/

  // 压缩处理 css
  gulp.task("minify-css", function () {
    return gulp
      .src("./public/**/*.css")
      .pipe(
        autoprefixer({
          browsers: [
            "last 10 versions",
            "Firefox >= 20",
            "Opera >= 36",
            "ie >= 9",
            "Android >= 4.0",
          ],
          cascade: true, //是否美化格式
          remove: false, //是否删除不必要的前缀
        })
      )
      .pipe(minifycss())
      .pipe(gulp.dest("./public"))
      .pipe(notify({ message: "css minify complete" }));
  });

  // 压缩处理 js
  gulp.task("minify-js", function () {
    return gulp
      .src("./public/js/*.js")
      .pipe(uglify())
      .pipe(gulp.dest("./public/js"))
      .pipe(notify({ message: "js minify complete" }));
  });

  // 压缩处理 html
  gulp.task("minify-html", function () {
    return gulp
      .src("./public/**/*.html")
      .pipe(htmlclean())
      .pipe(
        htmlmin({
          removeComments: true, //清除HTML注释
          collapseWhitespace: true, //压缩HTML
          minifyJS: true, //压缩页面JS
          minifyCSS: true, //压缩页面CSS
          minifyURLs: true,
        })
      )
      .pipe(gulp.dest("./public"));
  });

  // 添加版本号
  gulp.task("rev", function () {
    return gulp
      .src("./public/**/*.html")
      .pipe(rev())
      .pipe(gulp.dest("./public"));
  });

  // 同步执行task
  gulp.task(
    "deploy",
    sequence(["minify-css", "minify-js"], "rev", "minify-html")
  );

  // 部署前代码处理
  gulp.task("default", ["deploy"], function (e) {
    console.log("[complete] please execute： hexo d");
  });
})();