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authorruki <waruqi@gmail.com>2018-11-08 00:38:48 +0800
committerruki <waruqi@gmail.com>2018-11-07 21:53:09 +0800
commit26105034da4fcce7ac883c899d781f016559310d (patch)
treec459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/postcss-load-config/src/index.js
parent2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff)
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+'use strict'
+
+const resolve = require('path').resolve
+
+const config = require('cosmiconfig')
+
+const loadOptions = require('./options.js')
+const loadPlugins = require('./plugins.js')
+
+/**
+ * Load Config
+ *
+ * @method rc
+ *
+ * @param {Object} ctx Config Context
+ * @param {String} path Config Path
+ * @param {Object} options Config Options
+ *
+ * @return {Promise} config PostCSS Config
+ */
+const rc = (ctx, path, options) => {
+ /**
+ * @type {Object}
+ *
+ * @prop {String} cwd=process.cwd() Config search start location
+ * @prop {String} env=process.env.NODE_ENV Config Enviroment, will be set to `development` by `postcss-load-config` if `process.env.NODE_ENV` is `undefined`
+ */
+ ctx = Object.assign({
+ cwd: process.cwd(),
+ env: process.env.NODE_ENV
+ }, ctx)
+ /**
+ * @type {String} `process.cwd()`
+ *
+ */
+ path = path ? resolve(path) : process.cwd()
+
+ /**
+ * @type {Object}
+ *
+ * @prop {Boolean} rcExtensions=true
+ */
+ options = Object.assign({
+ rcExtensions: true
+ }, options)
+
+ if (!ctx.env) {
+ process.env.NODE_ENV = 'development'
+ }
+
+ return config('postcss', options)
+ .load(path)
+ .then((result) => {
+ if (!result) {
+ throw new Error(`No PostCSS Config found in: ${path}`)
+ }
+
+ let file = result.filepath || ''
+ let config = result.config || {}
+
+ if (typeof config === 'function') {
+ config = config(ctx)
+ } else {
+ config = Object.assign({}, config, ctx)
+ }
+
+ if (!config.plugins) {
+ config.plugins = []
+ }
+
+ return {
+ plugins: loadPlugins(config, file),
+ options: loadOptions(config, file),
+ file: file
+ }
+ })
+}
+
+/**
+ * Autoload Config for PostCSS
+ *
+ * @author Michael Ciniawsky @michael-ciniawsky <michael.ciniawsky@gmail.com>
+ * @license MIT
+ *
+ * @module postcss-load-config
+ * @version 2.0.0
+ *
+ * @requires comsiconfig
+ * @requires ./options
+ * @requires ./plugins
+ */
+module.exports = rc