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Add logs for polyfills. (#59)

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This commit is contained in:
Artem Yavorsky 2016-12-05 23:24:36 +02:00 committed by Henry Zhu
parent 6ffd13af85
commit 99c078e92a
1 changed files with 20 additions and 10 deletions
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30
experimental/babel-preset-env/src/index.js
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@ -136,6 +136,17 @@ export const validateWhitelistOption = (whitelistOpt = []) => {
let hasBeenLogged = false;
const logPlugin = (plugin, targets, list) => {
const envList = list[plugin];
const filteredList = Object.keys(targets)
.reduce((a, b) => {
a[b] = envList[b];
return a;
}, {});
const logStr = `\n ${plugin} ${JSON.stringify(filteredList)}`;
console.log(logStr);
};
export default function buildPreset(context, opts = {}) {
const loose = validateLooseOption(opts.loose);
const moduleType = validateModulesOption(opts.modules);
@ -155,23 +166,22 @@ export default function buildPreset(context, opts = {}) {
if (debug && !hasBeenLogged) {
hasBeenLogged = true;
console.log("babel-preset-env: `DEBUG` option");
console.log("");
console.log(`Using targets: ${JSON.stringify(targets, null, 2)}`);
console.log("");
console.log("Using plugins:");
console.log("");
console.log(`module: ${moduleType}`);
console.log("");
console.log("Using plugins:");
transformations.forEach((transform) => {
let envList = pluginList[transform];
let filteredList = Object.keys(targets)
.reduce((a, b) => {
a[b] = envList[b];
return a;
}, {});
console.log(transform, JSON.stringify(filteredList, null, 2));
logPlugin(transform, targets, pluginList);
});
console.log("\nUsing polyfills:");
if (useBuiltIns && polyfills.length) {
polyfills.forEach((polyfill) => {
logPlugin(polyfill, targets, builtInsList);
});
}
}
transformations = [...transformations, ...whitelist].map((pluginName) => {