babelify 转换不转译胖箭头
babelify transform not transpiling fat arrow
全新安装 browserify 后,以下内容对我不起作用:
browserify main.js -o bundle.js -t babelify
main.js
的内容是:
var x = () => { return 5 }
console.log(x);
returns粗箭头完好无损,导致浏览器报错:
(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
var x = () => {
return 5;
};
console.log(x);
},{}]},{},[1]);
我错过了哪一步?
更新
添加到 Felix King 的答案中,为了后代,括号之间的间距 ] ]
很重要:我之前用 ]]
尝试过同样的事情,但没有用。
As of Babel 6.0.0 there are no plugins included by default. For babelify to be useful, you must also include some presets and/or plugins.
[...]
$ browserify script.js -o bundle.js \
-t [ babelify --presets [ es2015 react ] ]
相关:
全新安装 browserify 后,以下内容对我不起作用:
browserify main.js -o bundle.js -t babelify
main.js
的内容是:
var x = () => { return 5 }
console.log(x);
returns粗箭头完好无损,导致浏览器报错:
(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
var x = () => {
return 5;
};
console.log(x);
},{}]},{},[1]);
我错过了哪一步?
更新
添加到 Felix King 的答案中,为了后代,括号之间的间距 ] ]
很重要:我之前用 ]]
尝试过同样的事情,但没有用。
As of Babel 6.0.0 there are no plugins included by default. For babelify to be useful, you must also include some presets and/or plugins.
[...]
$ browserify script.js -o bundle.js \ -t [ babelify --presets [ es2015 react ] ]
相关: