utils.js 2.6 KB

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  1. 'use strict'
  2. const path = require('path')
  3. const config = require('../config')
  4. const ExtractTextPlugin = require('extract-text-webpack-plugin')
  5. const pkg = require('../package.json')
  6. exports.assetsPath = function (_path) {
  7. const assetsSubDirectory = process.env.NODE_ENV === 'production'
  8. ? config.build.assetsSubDirectory
  9. : process.env.NODE_ENV === 'test'
  10. ? config.test.assetsSubDirectory
  11. : config.dev.assetsSubDirectory
  12. return path.posix.join(assetsSubDirectory, _path)
  13. }
  14. exports.cssLoaders = function (options) {
  15. options = options || {}
  16. const cssLoader = {
  17. loader: 'css-loader',
  18. options: {
  19. sourceMap: options.sourceMap
  20. }
  21. }
  22. var postcssLoader = {
  23. loader: 'postcss-loader',
  24. options: {
  25. sourceMap: options.sourceMap
  26. }
  27. }
  28. // generate loader string to be used with extract text plugin
  29. function generateLoaders (loader, loaderOptions) {
  30. const loaders = options.usePostCSS ? [cssLoader, postcssLoader] : [cssLoader]
  31. if (loader) {
  32. loaders.push({
  33. loader: loader + '-loader',
  34. options: Object.assign({}, loaderOptions, {
  35. sourceMap: options.sourceMap
  36. })
  37. })
  38. }
  39. // Extract CSS when that option is specified
  40. // (which is the case during production build)
  41. if (options.extract) {
  42. return ExtractTextPlugin.extract({
  43. use: loaders,
  44. fallback: 'vue-style-loader'
  45. })
  46. } else {
  47. return ['vue-style-loader'].concat(loaders)
  48. }
  49. }
  50. // https://vue-loader.vuejs.org/en/configurations/extract-css.html
  51. return {
  52. css: generateLoaders(),
  53. postcss: generateLoaders(),
  54. less: generateLoaders('less'),
  55. sass: generateLoaders('sass', { indentedSyntax: true }),
  56. scss: generateLoaders('sass'),
  57. stylus: generateLoaders('stylus'),
  58. styl: generateLoaders('stylus')
  59. }
  60. }
  61. // Generate loaders for standalone style files (outside of .vue)
  62. exports.styleLoaders = function (options) {
  63. const output = []
  64. const loaders = exports.cssLoaders(options)
  65. for (const extension in loaders) {
  66. const loader = loaders[extension]
  67. output.push({
  68. test: new RegExp('\\.' + extension + '$'),
  69. use: loader
  70. })
  71. }
  72. return output
  73. }
  74. exports.createNotifierCallback = function () {
  75. const notifier = require('node-notifier')
  76. return (severity, errors) => {
  77. if (severity !== 'error') {
  78. return
  79. }
  80. const error = errors[0]
  81. const filename = error.file && error.file.split('!').pop()
  82. notifier.notify({
  83. title: pkg.name,
  84. message: severity + ': ' + error.name,
  85. subtitle: filename || '',
  86. icon: path.join(__dirname, 'logo.png')
  87. })
  88. }
  89. }