mirror of
https://github.com/terribleplan/next.js.git
synced 2024-01-19 02:48:18 +00:00
137 lines
5 KiB
JavaScript
137 lines
5 KiB
JavaScript
/**
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MIT License
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Copyright (c) 2015-present, Facebook, Inc.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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// This file is based on https://github.com/facebook/create-react-app/blob/7b1a32be6ec9f99a6c9a3c66813f3ac09c4736b9/packages/react-dev-utils/formatWebpackMessages.js
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// It's been edited to remove chalk and CRA-specific logic
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'use strict'
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const friendlySyntaxErrorLabel = 'Syntax error:'
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function isLikelyASyntaxError (message) {
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return message.indexOf(friendlySyntaxErrorLabel) !== -1
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}
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// Cleans up webpack error messages.
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// eslint-disable-next-line no-unused-vars
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function formatMessage (message, isError) {
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let lines = message.split('\n')
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// Strip Webpack-added headers off errors/warnings
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// https://github.com/webpack/webpack/blob/master/lib/ModuleError.js
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lines = lines.filter(line => !/Module [A-z ]+\(from/.test(line))
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// Transform parsing error into syntax error
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// TODO: move this to our ESLint formatter?
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lines = lines.map(line => {
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const parsingError = /Line (\d+):(?:(\d+):)?\s*Parsing error: (.+)$/.exec(
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line
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)
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if (!parsingError) {
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return line
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}
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const [, errorLine, errorColumn, errorMessage] = parsingError
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return `${friendlySyntaxErrorLabel} ${errorMessage} (${errorLine}:${errorColumn})`
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})
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message = lines.join('\n')
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// Smoosh syntax errors (commonly found in CSS)
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message = message.replace(
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/SyntaxError\s+\((\d+):(\d+)\)\s*(.+?)\n/g,
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`${friendlySyntaxErrorLabel} $3 ($1:$2)\n`
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)
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// Remove columns from ESLint formatter output (we added these for more
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// accurate syntax errors)
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message = message.replace(/Line (\d+):\d+:/g, 'Line $1:')
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// Clean up export errors
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message = message.replace(
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/^.*export '(.+?)' was not found in '(.+?)'.*$/gm,
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`Attempted import error: '$1' is not exported from '$2'.`
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)
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message = message.replace(
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/^.*export 'default' \(imported as '(.+?)'\) was not found in '(.+?)'.*$/gm,
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`Attempted import error: '$2' does not contain a default export (imported as '$1').`
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)
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message = message.replace(
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/^.*export '(.+?)' \(imported as '(.+?)'\) was not found in '(.+?)'.*$/gm,
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`Attempted import error: '$1' is not exported from '$3' (imported as '$2').`
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)
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lines = message.split('\n')
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// Remove leading newline
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if (lines.length > 2 && lines[1].trim() === '') {
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lines.splice(1, 1)
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}
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// Clean up file name
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lines[0] = lines[0].replace(/^(.*) \d+:\d+-\d+$/, '$1')
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// Cleans up verbose "module not found" messages for files and packages.
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if (lines[1] && lines[1].indexOf('Module not found: ') === 0) {
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lines = [
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lines[0],
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lines[1]
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.replace('Error: ', '')
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.replace('Module not found: Cannot find file:', 'Cannot find file:')
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]
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}
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message = lines.join('\n')
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// Internal stacks are generally useless so we strip them... with the
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// exception of stacks containing `webpack:` because they're normally
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// from user code generated by Webpack. For more information see
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// https://github.com/facebook/create-react-app/pull/1050
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message = message.replace(
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/^\s*at\s((?!webpack:).)*:\d+:\d+[\s)]*(\n|$)/gm,
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''
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) // at ... ...:x:y
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message = message.replace(/^\s*at\s<anonymous>(\n|$)/gm, '') // at <anonymous>
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lines = message.split('\n')
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// Remove duplicated newlines
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lines = lines.filter(
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(line, index, arr) =>
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index === 0 || line.trim() !== '' || line.trim() !== arr[index - 1].trim()
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)
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// Reassemble the message
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message = lines.join('\n')
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return message.trim()
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}
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function formatWebpackMessages (json) {
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const formattedErrors = json.errors.map(function (message) {
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return formatMessage(message, true)
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})
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const formattedWarnings = json.warnings.map(function (message) {
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return formatMessage(message, false)
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})
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const result = { errors: formattedErrors, warnings: formattedWarnings }
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if (result.errors.some(isLikelyASyntaxError)) {
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// If there are any syntax errors, show just them.
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result.errors = result.errors.filter(isLikelyASyntaxError)
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}
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return result
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}
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module.exports = formatWebpackMessages
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