86 lines
1.8 KiB
JavaScript
86 lines
1.8 KiB
JavaScript
'use strict'
|
|
|
|
const req = require('./req.js')
|
|
|
|
/**
|
|
* Plugin Loader
|
|
*
|
|
* @private
|
|
* @method load
|
|
*
|
|
* @param {String} plugin PostCSS Plugin Name
|
|
* @param {Object} options PostCSS Plugin Options
|
|
*
|
|
* @return {Function} PostCSS Plugin
|
|
*/
|
|
const load = (plugin, options, file) => {
|
|
try {
|
|
if (
|
|
options === null ||
|
|
options === undefined ||
|
|
Object.keys(options).length === 0
|
|
) {
|
|
return req(plugin, file)
|
|
} else {
|
|
return req(plugin, file)(options)
|
|
}
|
|
} catch (err) {
|
|
throw new Error(`Loading PostCSS Plugin failed: ${err.message}\n\n(@${file})`)
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Load Plugins
|
|
*
|
|
* @private
|
|
* @method plugins
|
|
*
|
|
* @param {Object} config PostCSS Config Plugins
|
|
*
|
|
* @return {Array} plugins PostCSS Plugins
|
|
*/
|
|
const plugins = (config, file) => {
|
|
let plugins = []
|
|
|
|
if (Array.isArray(config.plugins)) {
|
|
plugins = config.plugins.filter(Boolean)
|
|
} else {
|
|
plugins = Object.keys(config.plugins)
|
|
.filter((plugin) => {
|
|
return config.plugins[plugin] !== false ? plugin : ''
|
|
})
|
|
.map((plugin) => {
|
|
return load(plugin, config.plugins[plugin], file)
|
|
})
|
|
}
|
|
|
|
if (plugins.length && plugins.length > 0) {
|
|
plugins.forEach((plugin, i) => {
|
|
if (plugin.default) {
|
|
plugin = plugin.default
|
|
}
|
|
|
|
if (plugin.postcss === true) {
|
|
plugin = plugin()
|
|
} else if (plugin.postcss) {
|
|
plugin = plugin.postcss
|
|
}
|
|
|
|
if (
|
|
// eslint-disable-next-line
|
|
!(
|
|
(typeof plugin === 'object' && Array.isArray(plugin.plugins)) ||
|
|
(typeof plugin === 'object' && plugin.postcssPlugin) ||
|
|
(typeof plugin === 'function')
|
|
)
|
|
) {
|
|
throw new TypeError(`Invalid PostCSS Plugin found at: plugins[${i}]\n\n(@${file})`)
|
|
}
|
|
})
|
|
}
|
|
|
|
return plugins
|
|
}
|
|
|
|
module.exports = plugins
|