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127 lines
4.1 KiB
127 lines
4.1 KiB
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = void 0;
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function _react() {
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const data = _interopRequireDefault(require("react"));
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_react = function _react() {
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return data;
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};
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return data;
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}
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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// WARNING: this code is untranspiled and is used in browser too.
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// Please make sure any changes are in ES5 or contribute a Babel compile step.
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// Some custom utilities to prettify Webpack output.
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// This is quite hacky and hopefully won't be needed when Webpack fixes this.
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// https://github.com/webpack/webpack/issues/2878
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const friendlySyntaxErrorLabel = 'Syntax error:';
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function isLikelyASyntaxError(message) {
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return message.includes(friendlySyntaxErrorLabel);
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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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if (typeof message !== 'string') {
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message = message.message;
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}
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let lines = message.split('\n');
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if (lines.length > 2 && lines[1] === '') {
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// Remove extra newline.
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lines.splice(1, 1);
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} // Remove webpack-specific loader notation from filename.
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// Before:
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// ./~/css-loader!./~/postcss-loader!./src/App.css
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// After:
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// ./src/App.css
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if (lines[0].includes('!')) {
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lines[0] = lines[0].substr(lines[0].lastIndexOf('!') + 1);
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}
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lines = lines.filter(line => {
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// Webpack adds a list of entry points to warning messages:
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// @ ./src/index.js
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// @ multi react-scripts/~/react-dev-utils/webpackHotDevClient.js ...
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// It is misleading (and unrelated to the warnings) so we clean it up.
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// It is only useful for syntax errors but we have beautiful frames for them.
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return line.indexOf(' @ ') !== 0;
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}); // line #0 is filename
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// line #1 is the main error message
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if (!lines[0] || !lines[1]) {
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return lines.join('\n');
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} // Cleans up verbose "module not found" messages for files and packages.
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if (lines[1].indexOf('Module not found: ') === 0) {
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lines = [lines[0], // Clean up message because "Module not found: " is descriptive enough.
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lines[1].replace("Cannot resolve 'file' or 'directory' ", '').replace('Cannot resolve module ', '').replace('Error: ', '').replace('[CaseSensitivePathsPlugin] ', '')];
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} // Cleans up syntax error messages.
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if (lines[1].indexOf('Module build failed: ') === 0) {
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lines[1] = lines[1].replace('Module build failed: SyntaxError:', friendlySyntaxErrorLabel);
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} // Clean up export errors.
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// TODO: we should really send a PR to Webpack for this.
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const exportError = /\s*(.+?)\s*(")?export '(.+?)' was not found in '(.+?)'/;
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if (lines[1].match(exportError)) {
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lines[1] = lines[1].replace(exportError, "$1 '$4' does not contain an export named '$3'.");
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} // Reassemble the message.
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message = lines.join('\n'); // Internal stacks are generally useless so we strip them... with the
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// exception of stacks containing `webpack:` because they're normally
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// from user code generated by WebPack. For more information see
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// https://github.com/facebookincubator/create-react-app/pull/1050
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message = message.replace(/^\s*at\s((?!webpack:).)*:\d+:\d+[\s)]*(\n|$)/gm, ''); // at ... ...:x:y
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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(message => {
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return formatMessage(message, true);
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});
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const formattedWarnings = json.warnings.map(message => {
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return formatMessage(message, false);
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});
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const result = {
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errors: formattedErrors,
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warnings: formattedWarnings
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};
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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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// This prevents a confusing ESLint parsing error
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// preceding a much more useful Babel syntax error.
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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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var _default = formatWebpackMessages;
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exports.default = _default; |