ArcanistMergeConflictLinter.php
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ArcanistMergeConflictLinter.php
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	<?php

	/**
	* Checks files for unresolved merge conflicts.
	*/
	final class ArcanistMergeConflictLinter extends ArcanistLinter {

	const LINT_MERGECONFLICT = 1;

	public function getInfoName() {
	return pht('Merge Conflicts');
	}

	public function getInfoDescription() {
	return pht(
	'Raises errors on unresolved merge conflicts in source files, to catch '.
	'mistakes where a conflicted file is accidentally marked as resolved.');
	}

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

	public function getLinterConfigurationName() {
	return 'merge-conflict';
	}

	public function getLintNameMap() {
	return array(
	self::LINT_MERGECONFLICT => pht('Unresolved merge conflict'),
	);
	}

	public function lintPath($path) {
	$lines = phutil_split_lines($this->getData($path), false);

	foreach ($lines as $lineno => $line) {
	// An unresolved merge conflict will contain a series of seven
	// '<', '=', or '>'.
	if (preg_match('/^(>{7}\|<{7}\|={7})$/', $line)) {
	$this->raiseLintAtLine(
	$lineno + 1,
	1,
	self::LINT_MERGECONFLICT,
	pht('This syntax indicates there is an unresolved merge conflict.'));
	}
	}
	}

	}