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1、根据github上指导
https://github.com/babel/gulp-babel
$ npm install --save-dev gulp-babel@7 babel-core babel-preset-env
$ npm install --save-dev @babel/plugin-transform-runtime
$ npm install --save @babel/runtime
配置gulpfile.js
const gulp = require('gulp');
const babel = require('gulp-babel');
const babelenv = require('babel-preset-env');
gulp.task('default', () =>
gulp.src('src/app.js')
.pipe(babel({
presets: ["@babel/env"]
}))
.pipe(gulp.dest('dist'))
);
执行gulp default报错
解决: cnpm install --save-dev gulp
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再次执行gulp default报错
解决:建立babelrc文件
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再次执行gulp default报错
解决:修改gulpfile.js
const gulp = require('gulp');
const babel = require('gulp-babel');
const babelenv = require('babel-preset-env');
gulp.task('default', () =>
gulp.src('src/app.js')
.pipe(babel({
presets: [babelenv]
}))
.pipe(gulp.dest('dist'))
);