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clean up options normalisation and add more comments

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This commit is contained in:
Sebastian McKenzie 2015-06-06 16:17:30 +01:00
parent 7c3572f08c
commit 75699db716
1 changed files with 7 additions and 4 deletions
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11
src/babel/transformation/file/index.js
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@ -41,9 +41,10 @@ export default class File {
this.pipeline = pipeline;
this.log = new Logger(this, opts.filename || "unknown");
this.opts = this.normalizeOptions(opts);
this.ast = {};
this.normalizeOptions(opts);
this.buildTransformers();
this.hub = new Hub(this);
@ -91,16 +92,16 @@ export default class File {
static options = require("./options");
normalizeOptions(opts: Object) {
opts = assign({}, opts);
opts = this.opts = assign({}, opts);
// resolve babelrc
if (opts.filename) {
var rcFilename = opts.filename;
if (!isAbsolute(rcFilename)) rcFilename = path.join(process.cwd(), rcFilename);
opts = resolveRc(rcFilename, opts);
}
//
// check for unknown options
for (let key in opts) {
if (key[0] === "_") continue;
@ -108,9 +109,11 @@ export default class File {
if (!option) this.log.error(`Unknown option: ${key}`, ReferenceError);
}
// merge in environment options
var envKey = process.env.BABEL_ENV || process.env.NODE_ENV || "development";
if (opts.env) merge(opts, opts.env[envKey]);
// normalise options
for (let key in File.options) {
let option = File.options[key];