npm install -g babel-cli npm install --save-dev babel-cli
{
"presets" : [ ],
"plugins" : [ ]
}
var add = (a,b) =>{
console.log(a+b)
}
add(1,2)
{
"presets": ["es2015"]
}
"scripts": {
"build" : "babel src -d build -w"
}
var add = (a,b) =>{
console.log(a+b)
}
add(1,2)
{
"presets":["es2015"],
"plugins":["transform-es2015-modules-umd"]
}
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["module", "exports"], factory);
} else if (typeof exports !== "undefined") {
factory(module, exports);
} else {
var mod = {
exports: {}
};
factory(mod, mod.exports);
global.sum = mod.exports;
}
})(this, function (module, exports) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
var sum = function sum(a, b) {
return a + b;
};
exports.default = sum;
module.exports = exports["default"];
});
const gulp = require('gulp')
const babel = require('gulp-babel')
gulp.task('babel', ()=>{
return gulp.src('src/**/*.js')
.pipe(babel())
.pipe(gulp.dest('dist'))
})
gulp.task('default' , ['babel'])
"scripts": {
"dev" : "./node_modules/.bin/gulp"
}
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