112 lines
2.7 KiB
JavaScript
112 lines
2.7 KiB
JavaScript
|
/**
|
||
|
|
* Copyright (c) 2015-present, Facebook, Inc.
|
||
|
|
*
|
||
|
|
* This source code is licensed under the MIT license found in the
|
||
|
|
* LICENSE file in the root directory of this source tree.
|
||
|
|
*/
|
||
|
|
|
||
|
|
'use strict';
|
||
|
|
|
||
|
|
const path = require('path');
|
||
|
|
const chalk = require('chalk');
|
||
|
|
const stripAnsi = require('strip-ansi');
|
||
|
|
const table = require('text-table');
|
||
|
|
|
||
|
|
const cwd = process.cwd();
|
||
|
|
|
||
|
|
const emitErrorsAsWarnings =
|
||
|
|
process.env.NODE_ENV === 'development' &&
|
||
|
|
process.env.ESLINT_NO_DEV_ERRORS === 'true';
|
||
|
|
|
||
|
|
function isError(message) {
|
||
|
|
if (message.fatal || message.severity === 2) {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
function getRelativePath(filePath) {
|
||
|
|
return path.relative(cwd, filePath);
|
||
|
|
}
|
||
|
|
|
||
|
|
function formatter(results) {
|
||
|
|
let output = '\n';
|
||
|
|
let hasErrors = false;
|
||
|
|
let reportContainsErrorRuleIDs = false;
|
||
|
|
|
||
|
|
results.forEach(result => {
|
||
|
|
let messages = result.messages;
|
||
|
|
if (messages.length === 0) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
messages = messages.map(message => {
|
||
|
|
let messageType;
|
||
|
|
if (isError(message) && !emitErrorsAsWarnings) {
|
||
|
|
messageType = 'error';
|
||
|
|
hasErrors = true;
|
||
|
|
if (message.ruleId) {
|
||
|
|
reportContainsErrorRuleIDs = true;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
messageType = 'warn';
|
||
|
|
}
|
||
|
|
|
||
|
|
let line = message.line || 0;
|
||
|
|
if (message.column) {
|
||
|
|
line += ':' + message.column;
|
||
|
|
}
|
||
|
|
let position = chalk.bold('Line ' + line + ':');
|
||
|
|
return [
|
||
|
|
'',
|
||
|
|
position,
|
||
|
|
messageType,
|
||
|
|
message.message.replace(/\.$/, ''),
|
||
|
|
chalk.underline(message.ruleId || ''),
|
||
|
|
];
|
||
|
|
});
|
||
|
|
|
||
|
|
// if there are error messages, we want to show only errors
|
||
|
|
if (hasErrors) {
|
||
|
|
messages = messages.filter(m => m[2] === 'error');
|
||
|
|
}
|
||
|
|
|
||
|
|
// add color to rule keywords
|
||
|
|
messages.forEach(m => {
|
||
|
|
m[4] = m[2] === 'error' ? chalk.red(m[4]) : chalk.yellow(m[4]);
|
||
|
|
m.splice(2, 1);
|
||
|
|
});
|
||
|
|
|
||
|
|
let outputTable = table(messages, {
|
||
|
|
align: ['l', 'l', 'l'],
|
||
|
|
stringLength(str) {
|
||
|
|
return stripAnsi(str).length;
|
||
|
|
},
|
||
|
|
});
|
||
|
|
|
||
|
|
// print the filename and relative path
|
||
|
|
output += `${getRelativePath(result.filePath)}\n`;
|
||
|
|
|
||
|
|
// print the errors
|
||
|
|
output += `${outputTable}\n\n`;
|
||
|
|
});
|
||
|
|
|
||
|
|
if (reportContainsErrorRuleIDs) {
|
||
|
|
// Unlike with warnings, we have to do it here.
|
||
|
|
// We have similar code in react-scripts for warnings,
|
||
|
|
// but warnings can appear in multiple files so we only
|
||
|
|
// print it once at the end. For errors, however, we print
|
||
|
|
// it here because we always show at most one error, and
|
||
|
|
// we can only be sure it's an ESLint error before exiting
|
||
|
|
// this function.
|
||
|
|
output +=
|
||
|
|
'Search for the ' +
|
||
|
|
chalk.underline(chalk.red('keywords')) +
|
||
|
|
' to learn more about each error.';
|
||
|
|
}
|
||
|
|
|
||
|
|
return output;
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = formatter;
|