'usestrict'vargulp=require('gulp');varwatch=require('gulp-watch');varbabel=require('gulp-babel');letsourcemaps=require('gulp-sourcemaps');letuglify=require('gulp-uglify');gulp.task('transform',()=>{returngulp.src('server/**/*.js')//匹配服务器文件夹下的所有js文件pipe(sourcemaps.init())//.pipe(babel()).pipe(sourcemaps.write('.')).pipe(gulp.dest('dist/server'));//写入'dist/server/'文件夹});gulp.task('watch',()=>{returngulp.src('server/**/*.js').pipe(watch('server/**/*.js',{verbose:true})).pipe(sourcemaps.init()).pipe(babel()).pipe(uglify({mangle:false})).pipe(sourcemaps.write('.')).pipe(gulp.dest('dist/server/'));});//执行转换任务gulp.task('default',()=>{gulp.start('transform');});
