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'use strict';
const path = require('path');
const { name } = require('../../package.json');
const ExtractTextPlugin = require('extract-text-webpack-plugin');
exports.cssLoaders = function (options) {
options = options || {};
const cssLoader = {
loader: 'css-loader',
options: {
sourceMap: options.sourceMap
}
};
const postcssLoader = {
loader: 'postcss-loader',
options: {
sourceMap: options.sourceMap
}
};
// generate loader string to be used with extract text plugin
function generateLoaders (loader, loaderOptions) {
const loaders = options.usePostCSS ? [cssLoader, postcssLoader] : [cssLoader];
if (loader) {
loaders.push({
loader: loader + '-loader',
options: Object.assign({}, loaderOptions, {
sourceMap: options.sourceMap
})
});
}
// Extract CSS when that option is specified
// (which is the case during production build)
if (options.extract) {
return ExtractTextPlugin.extract({
use: loaders,
fallback: 'vue-style-loader'
});
} else {
return ['vue-style-loader'].concat(loaders);
}
}
// https://vue-loader.vuejs.org/en/configurations/extract-css.html
return {
css: generateLoaders(),
postcss: generateLoaders(),
less: generateLoaders('less'),
sass: generateLoaders('sass', { indentedSyntax: true }),
scss: generateLoaders('sass'),
stylus: generateLoaders('stylus'),
styl: generateLoaders('stylus')
};
};
// Generate loaders for standalone style files (outside of .vue)
exports.styleLoaders = function (options) {
const output = [];
const loaders = exports.cssLoaders(options);
for (const extension in loaders) {
const loader = loaders[extension];
output.push({
test: new RegExp('\\.' + extension + '$'),
use: loader
});
}
return output;
};
exports.createNotifierCallback = () => {
const notifier = require('node-notifier');
return (severity, errors) => {
if (severity !== 'error') return;
const error = errors[0];
const filename = error.file && error.file.split('!').pop();
notifier.notify({
title: name,
message: severity + ': ' + error.name,
subtitle: filename || '',
icon: path.join(__dirname, 'logo.png')
});
};
};