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55 lines
1.3 KiB
55 lines
1.3 KiB
3 years ago
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const utils = require('./utils')
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const uniqueBy = utils.uniqueBy
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class WebpackErrorsPlugin {
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constructor (options) {
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options = options || {}
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this.sourceRoot = options.sourceRoot
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this.onErrors = options.onErrors
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this.onWarnings = options.onWarnings
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}
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apply (compiler) {
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const doneFn = stats => {
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const hasErrors = stats.hasErrors()
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const hasWarnings = stats.hasWarnings()
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if (hasErrors && this.onErrors) {
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this.onErrors(extractErrorsFromStats(stats, 'errors'))
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return
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}
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if (hasWarnings && this.onWarnings) {
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this.onWarnings(extractErrorsFromStats(stats, 'warnings'))
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}
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}
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if (compiler.hooks) {
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const plugin = {
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name: 'UniAppErrorsWebpackPlugin'
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}
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compiler.hooks.done.tap(plugin, doneFn)
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} else {
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compiler.plugin('done', doneFn)
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}
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}
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}
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function extractErrorsFromStats (stats, type) {
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if (isMultiStats(stats)) {
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const errors = stats.stats
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.reduce((errors, stats) => errors.concat(extractErrorsFromStats(stats, type)), [])
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// Dedupe to avoid showing the same error many times when multiple
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// compilers depend on the same module.
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return uniqueBy(errors, error => error.message)
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}
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return stats.compilation[type]
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}
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function isMultiStats (stats) {
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return stats.stats
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}
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module.exports = WebpackErrorsPlugin
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