添加map任务生成.map文件

gulpfile.js

@@ -4,6 +4,7 @@ var rename = require("gulp-rename");
 var uglify = require('gulp-uglify');
 var umd = require('gulp-umd')
 var gutil = require('gulp-util');
+var sourcemap = require('gulp-sourcemap');
 
 
 
@@ -44,4 +45,16 @@ gulp.task('min', function (cb) {
         }))
         .pipe(gulp.dest('./dist/'));
 
+})
+
+gulp.task('map', function (cb) {
+
+    gulp.src('dist/hotkeys.js')
+        .pipe(sourcemap({
+            outSourceMap:'hotkeys.min.map',
+            sourceRoot:"http://jslite.io",
+            write:'./dist/'
+        }))
+        .pipe(gulp.dest('./dist/'));
+
 })

package.json

@@ -20,6 +20,7 @@
   "devDependencies": {
     "gulp": "^3.9.0",
     "gulp-rename": "^1.2.2",
+    "gulp-sourcemap": "^1.0.1",
     "gulp-uglify": "^1.5.1",
     "gulp-umd": "^0.2.0",
     "gulp-util": "^3.0.7",