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diff --git a/src/ESLintLinter.php b/src/ESLintLinter.php
index 369b9c4..4164a65 100644
--- a/src/ESLintLinter.php
+++ b/src/ESLintLinter.php
@@ -1,195 +1,195 @@
<?php
/**
* Copyright 2016 Pinterest, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Lints JavaScript and JSX files using ESLint
*/
final class ESLintLinter extends ArcanistExternalLinter {
const ESLINT_WARNING = '1';
const ESLINT_ERROR = '2';
private $cwd = '';
private $flags = array();
public function getInfoName() {
return 'ESLint';
}
public function getInfoURI() {
return 'https://eslint.org/';
}
public function getInfoDescription() {
return pht('The pluggable linting utility for JavaScript and JSX');
}
public function getLinterName() {
return 'ESLINT';
}
public function getLinterConfigurationName() {
return 'eslint';
}
public function getDefaultBinary() {
if ($this->cwd) {
$realCWD = Filesystem::resolvePath($this->cwd, $this->getProjectRoot());
list($err, $stdout, $stderr) = exec_manual('yarn -s --cwd %s bin eslint', $realCWD);
if ($stdout) {
return strtok($stdout, "\n");
}
} else {
$localBinaryPath = Filesystem::resolvePath('./node_modules/.bin/eslint');
if (Filesystem::binaryExists($localBinaryPath)) {
return $localBinaryPath;
}
}
// Fallback on global install & fallthrough to internal existence checks
return 'eslint';
}
public function getVersion() {
list($err, $stdout, $stderr) = exec_manual('%C -v', $this->getExecutableCommand());
$matches = array();
if (preg_match('/^v(\d\.\d\.\d)$/', $stdout, $matches)) {
return $matches[1];
} else {
return false;
}
}
protected function getMandatoryFlags() {
return array(
'--format=json',
'--no-color',
);
}
protected function getDefaultFlags() {
return $this->flags;
}
public function getLinterConfigurationOptions() {
$options = array(
'eslint.config' => array(
'type' => 'optional string',
'help' => pht('Use configuration from this file or shareable config. (https://eslint.org/docs/user-guide/command-line-interface#-c---config)'),
),
'eslint.cwd' => array(
'type' => 'optional string',
'help' => pht('Specify a project sub-directory for both the local eslint-cli install and the sub-directory to lint within.'),
),
'eslint.env' => array(
'type' => 'optional string',
'help' => pht('Specify environments. To specify multiple environments, separate them using commas. (https://eslint.org/docs/user-guide/command-line-interface#--env)'),
),
'eslint.fix' => array(
'type' => 'optional bool',
'help' => pht('Specify whether eslint should autofix issues. (https://eslint.org/docs/user-guide/command-line-interface#fixing-problems)'),
),
);
return $options + parent::getLinterConfigurationOptions();
}
public function setLinterConfigurationValue($key, $value) {
switch ($key) {
case 'eslint.config':
$this->flags[] = '--config';
$this->flags[] = $value;
return;
case 'eslint.cwd':
$this->cwd = $value;
return;
case 'eslint.env':
$this->flags[] = '--env ';
$this->flags[] = $value;
return;
case 'eslint.fix':
if ($value) {
$this->flags[] = '--fix ';
}
return;
}
return parent::setLinterConfigurationValue($key, $value);
}
public function getInstallInstructions() {
return pht(
"\n\t%s[%s globally] run: `%s`\n\t[%s locally] run either: `%s` OR `%s`",
$this->cwd ? pht("[%s globally] (required for %s) run: `%s`\n\t",
'yarn',
'--cwd',
'npm install --global yarn@1') : '',
'eslint',
'npm install --global eslint',
'eslint',
'npm install --save-dev eslint',
'yarn add --dev eslint'
);
}
protected function canCustomizeLintSeverities() {
return false;
}
protected function parseLinterOutput($path, $err, $stdout, $stderr) {
// Gate on $stderr b/c $err (exit code) is expected.
if ($stderr) {
return false;
}
$json = json_decode($stdout, true);
$messages = array();
foreach ($json as $file) {
foreach ($file['messages'] as $offense) {
// Skip file ignored warning: if a file is ignored by .eslintingore
// but linted explicitly (by arcanist), a warning will be reported,
// containing only: `{fatal:false,severity:1,message:...}`.
if (strpos($offense['message'], "File ignored ") === 0) {
continue;
}
-
+
$message = new ArcanistLintMessage();
$message->setPath($file['filePath']);
$message->setSeverity($this->mapSeverity($offense['severity']));
- $message->setName($offense['ruleId'] || 'unknown');
+ $message->setName(idx($offense, 'ruleId', 'unknown'));
$message->setDescription($offense['message']);
$message->setLine($offense['line']);
$message->setChar($offense['column']);
$message->setCode($this->getLinterName());
$messages[] = $message;
}
}
return $messages;
}
private function mapSeverity($eslintSeverity) {
switch($eslintSeverity) {
case '0':
case '1':
return ArcanistLintSeverity::SEVERITY_WARNING;
case '2':
default:
return ArcanistLintSeverity::SEVERITY_ERROR;
}
}
}

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