ArcanistClosureLinter.php
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ArcanistClosureLinter.php
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	<?php

	/**
	* Uses `gjslint` to detect errors and potential problems in JavaScript code.
	*/
	final class ArcanistClosureLinter extends ArcanistExternalLinter {

	public function getInfoName() {
	return 'Closure Linter';
	}

	public function getInfoURI() {
	return 'https://developers.google.com/closure/utilities/';
	}

	public function getInfoDescription() {
	return pht("Uses Google's Closure Linter to check JavaScript code.");
	}

	public function getLinterName() {
	return 'GJSLINT';
	}

	public function getLinterConfigurationName() {
	return 'gjslint';
	}

	public function getDefaultBinary() {
	return 'gjslint';
	}

	public function getInstallInstructions() {
	return pht(
	'Install %s using `%s`.',
	'gjslint',
	'sudo easy_install http://closure-linter.googlecode.com/'.
	'files/closure_linter-latest.tar.gz');
	}

	public function shouldExpectCommandErrors() {
	return true;
	}

	public function supportsReadDataFromStdin() {
	return false;
	}

	protected function parseLinterOutput($path, $err, $stdout, $stderr) {
	$lines = phutil_split_lines($stdout, false);
	$messages = array();

	foreach ($lines as $line) {
	$matches = null;
	if (!preg_match('/^Line (\d+), E:(\d+): (.*)/', $line, $matches)) {
	continue;
	}

	$message = id(new ArcanistLintMessage())
	->setPath($path)
	->setLine($matches[1])
	->setSeverity(ArcanistLintSeverity::SEVERITY_ERROR)
	->setCode($this->getLinterName().$matches[2])
	->setDescription($matches[3]);
	$messages[] = $message;
	}

	return $messages;
	}

	}