mirror of https://github.com/facebook/rocksdb.git
127 lines
3.5 KiB
PHP
127 lines
3.5 KiB
PHP
<?php
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// Copyright 2004-present Facebook. All rights reserved.
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class FbcodeCppLinter extends ArcanistLinter {
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const FLINT = "/home/engshare/tools/flint";
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const LINT_ERROR = 1;
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const LINT_WARNING = 2;
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const LINT_ADVICE = 3;
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const C_FLAG = "--c_mode=true";
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private $rawLintOutput = array();
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public function willLintPaths(array $paths) {
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if (!file_exists(self::FLINT)) {
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return;
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}
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$futures = array();
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foreach ($paths as $p) {
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$lpath = $this->getEngine()->getFilePathOnDisk($p);
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$lpath_file = file($lpath);
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if (preg_match('/\.(c)$/', $lpath) ||
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preg_match('/-\*-.*Mode: C[; ].*-\*-/', $lpath_file[0]) ||
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preg_match('/vim(:.*)*:\s*(set\s+)?filetype=c\s*:/', $lpath_file[0])
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) {
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$futures[$p] = new ExecFuture("%s %s %s 2>&1",
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self::FLINT, self::C_FLAG,
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$this->getEngine()->getFilePathOnDisk($p));
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} else {
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$futures[$p] = new ExecFuture("%s %s 2>&1",
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self::FLINT, $this->getEngine()->getFilePathOnDisk($p));
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}
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}
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foreach (Futures($futures)->limit(8) as $p => $f) {
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$this->rawLintOutput[$p] = $f->resolvex();
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}
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return;
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}
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public function getLinterName() {
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return "FBCPP";
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}
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public function lintPath($path) {
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$this->runCppLint($path);
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}
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private function runCppLint($path) {
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$msgs = $this->getCppLintOutput($path);
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foreach ($msgs as $m) {
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$this->raiseLintAtLine($m['line'], 0, $m['severity'], $m['msg']);
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}
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}
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private function adviseOnEachPattern(
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$path,
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$regex,
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$message,
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$lint_type = self::LINT_ADVICE,
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$match_idx = 0) {
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$file_data = $this->getData($path);
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$matches = array();
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if (!preg_match_all($regex, $file_data, $matches, PREG_OFFSET_CAPTURE)) {
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return;
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}
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foreach ($matches[$match_idx] as $match) {
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list($match_str, $offset) = $match;
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$this->raiseLintAtOffset($offset, $lint_type, $message, $match_str);
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}
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}
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public function getLintSeverityMap() {
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return array(
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self::LINT_WARNING => ArcanistLintSeverity::SEVERITY_WARNING,
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self::LINT_ADVICE => ArcanistLintSeverity::SEVERITY_ADVICE,
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self::LINT_ERROR => ArcanistLintSeverity::SEVERITY_ERROR
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);
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}
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public function getLintNameMap() {
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return array(
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self::LINT_ADVICE => "CppLint Advice",
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self::LINT_WARNING => "CppLint Warning",
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self::LINT_ERROR => "CppLint Error"
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);
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}
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private function getCppLintOutput($path) {
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if (!array_key_exists($path, $this->rawLintOutput)) {
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return array();
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}
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list($output) = $this->rawLintOutput[$path];
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$msgs = array();
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$current = null;
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$matches = array();
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foreach (explode("\n", $output) as $line) {
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if (preg_match('/.*?:(\d+):(.*)/', $line, $matches)) {
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if ($current) {
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$msgs[] = $current;
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}
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$line = $matches[1];
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$text = $matches[2];
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if (preg_match('/.*Warning.*/', $text)) {
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$sev = self::LINT_WARNING;
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} else if (preg_match('/.*Advice.*/', $text)) {
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$sev = self::LINT_ADVICE;
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} else {
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$sev = self::LINT_ERROR;
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}
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$current = array('line' => $line,
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'msg' => $text,
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'severity' => $sev);
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} else if ($current) {
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$current['msg'] .= ' ' . $line;
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}
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}
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if ($current) {
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$msgs[] = $current;
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}
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return $msgs;
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}
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}
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