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psalm/src/Psalm/IssueBuffer.php
2017-12-10 11:22:36 -05:00

385 lines
11 KiB
PHP

<?php
namespace Psalm;
use LSS\Array2XML;
use Psalm\Checker\ProjectChecker;
use Psalm\Issue\CodeIssue;
class IssueBuffer
{
/**
* @var array<int, array{severity: string, line_number: string, type: string, message: string, file_name: string,
* file_path: string, snippet: string, from: int, to: int, snippet_from: int, snippet_to: int, column: int}>
*/
protected static $issues_data = [];
/**
* @var array<int, array>
*/
protected static $console_issues = [];
/**
* @var int
*/
protected static $error_count = 0;
/**
* @var array<string, bool>
*/
protected static $emitted = [];
/** @var int */
protected static $recording_level = 0;
/** @var array<int, array<int, CodeIssue>> */
protected static $recorded_issues = [];
/**
* @var int
*/
protected static $start_time = 0;
/**
* @param CodeIssue $e
* @param array $suppressed_issues
*
* @return bool
*/
public static function accepts(CodeIssue $e, array $suppressed_issues = [])
{
$config = Config::getInstance();
$fqcn_parts = explode('\\', get_class($e));
$issue_type = array_pop($fqcn_parts);
if (in_array($issue_type, $suppressed_issues, true)) {
return false;
}
if (!$config->reportIssueInFile($issue_type, $e->getFilePath())) {
return false;
}
if (self::$recording_level > 0) {
self::$recorded_issues[self::$recording_level][] = $e;
return false;
}
return self::add($e);
}
/**
* @param CodeIssue $e
*
* @throws Exception\CodeException
*
* @return bool
*/
public static function add(CodeIssue $e)
{
$config = Config::getInstance();
$project_checker = ProjectChecker::getInstance();
$fqcn_parts = explode('\\', get_class($e));
$issue_type = array_pop($fqcn_parts);
$error_message = $issue_type . ' - ' . $e->getShortLocation() . ' - ' . $e->getMessage();
$reporting_level = $config->getReportingLevelForFile($issue_type, $e->getFilePath());
if ($reporting_level === Config::REPORT_SUPPRESS) {
return false;
}
if ($reporting_level === Config::REPORT_INFO) {
if ($project_checker->show_info && !self::alreadyEmitted($error_message)) {
self::$issues_data[] = $e->toArray(Config::REPORT_INFO);
}
return false;
}
if ($config->throw_exception) {
throw new Exception\CodeException($error_message);
}
if (!self::alreadyEmitted($error_message)) {
self::$issues_data[] = $e->toArray(Config::REPORT_ERROR);
}
if ($config->stop_on_first_error) {
exit(1);
}
return true;
}
/**
* @param array{severity: string, line_number: string, type: string, message: string, file_name: string,
* file_path: string, snippet: string, from: int, to: int, snippet_from: int, snippet_to: int,
* column: int} $issue_data
*
* @return string
*/
protected static function getEmacsOutput(array $issue_data)
{
return $issue_data['file_path'] . ':' . $issue_data['line_number'] . ':' . $issue_data['column'] . ':' .
($issue_data['severity'] === Config::REPORT_ERROR ? 'error' : 'warning') . ' - ' . $issue_data['message'];
}
/**
* @param array{severity: string, line_number: string, type: string, message: string, file_name: string,
* file_path: string, snippet: string, from: int, to: int, snippet_from: int, snippet_to: int,
* column: int} $issue_data
* @param bool $use_color
*
* @return string
*/
protected static function getConsoleOutput(array $issue_data, $use_color)
{
$issue_string = '';
if ($issue_data['severity'] === Config::REPORT_ERROR) {
$issue_string .= ($use_color ? "\e[0;31mERROR\e[0m" : 'ERROR');
} else {
$issue_string .= 'INFO';
}
$issue_string .= ': ' . $issue_data['type'] . ' - ' . $issue_data['file_name'] . ':' .
$issue_data['line_number'] . ':' . $issue_data['column'] . ' - ' . $issue_data['message'] . PHP_EOL;
$snippet = $issue_data['snippet'];
if (!$use_color) {
$issue_string .= $snippet;
} else {
$selection_start = $issue_data['from'] - $issue_data['snippet_from'];
$selection_length = $issue_data['to'] - $issue_data['from'];
$issue_string .= substr($snippet, 0, $selection_start) .
"\e[97;41m" . substr($snippet, $selection_start, $selection_length) .
"\e[0m" . substr($snippet, $selection_length + $selection_start) . PHP_EOL;
}
return $issue_string;
}
/**
* @return array<int, array{severity: string, line_number: string, type: string, message: string, file_name: string,
* file_path: string, snippet: string, from: int, to: int, snippet_from: int, snippet_to: int, column: int}>
*/
public static function getIssuesData()
{
return self::$issues_data;
}
/**
* @param array<int, array{severity: string, line_number: string, type: string, message: string,
* file_name: string, file_path: string, snippet: string, from: int, to: int, snippet_from: int,
* snippet_to: int, column: int}> $issues_data
*
* @return void
*/
public static function addIssues(array $issues_data)
{
self::$issues_data = array_merge($issues_data, self::$issues_data);
}
/**
* @param bool $is_full
* @param int|null $start_time
* @param array<string, bool> $visited_files
*
* @return void
*/
public static function finish(ProjectChecker $project_checker, $is_full, $start_time, array $visited_files)
{
Provider\FileReferenceProvider::updateReferenceCache($project_checker, $visited_files);
$has_error = false;
$project_checker = ProjectChecker::getInstance();
if (self::$issues_data) {
usort(
self::$issues_data,
/** @return int */
function (array $d1, array $d2) {
if ($d1['file_path'] === $d2['file_path']) {
if ($d1['line_number'] === $d2['line_number']) {
if ($d1['column'] === $d2['column']) {
return 0;
}
return $d1['column'] > $d2['column'] ? 1 : -1;
}
return $d1['line_number'] > $d2['line_number'] ? 1 : -1;
}
return $d1['file_path'] > $d2['file_path'] ? 1 : -1;
}
);
foreach (self::$issues_data as $issue_data) {
if ($issue_data['severity'] === Config::REPORT_ERROR) {
$has_error = true;
}
}
echo self::getOutput($project_checker->output_format, $project_checker->use_color);
}
foreach ($project_checker->reports as $format => $path) {
file_put_contents(
$path,
self::getOutput($format, $project_checker->use_color)
);
}
if ($start_time) {
echo 'Checks took ' . ((float)microtime(true) - self::$start_time);
echo ' and used ' . number_format(memory_get_peak_usage() / (1024 * 1024), 3) . 'MB' . PHP_EOL;
}
if ($has_error) {
exit(1);
}
if ($is_full && $start_time) {
$project_checker->cache_provider->processSuccessfulRun($start_time);
}
}
/**
* @param string $format
* @param bool $useColor
*
* @return string
*/
public static function getOutput($format, $useColor)
{
if ($format === ProjectChecker::TYPE_JSON) {
return json_encode(self::$issues_data) . PHP_EOL;
} elseif ($format === ProjectChecker::TYPE_XML) {
$xml = Array2XML::createXML('report', ['item' => self::$issues_data]);
return $xml->saveXML();
} elseif ($format === ProjectChecker::TYPE_EMACS) {
$output = '';
foreach (self::$issues_data as $issue_data) {
$output .= self::getEmacsOutput($issue_data) . PHP_EOL;
}
return $output;
}
$output = '';
foreach (self::$issues_data as $issue_data) {
$output .= self::getConsoleOutput($issue_data, $useColor) . PHP_EOL . PHP_EOL;
}
return $output;
}
/**
* @param string $message
*
* @return bool
*/
protected static function alreadyEmitted($message)
{
$sham = sha1($message);
if (isset(self::$emitted[$sham])) {
return true;
}
self::$emitted[$sham] = true;
return false;
}
/**
* @param int $time
*
* @return void
*/
public static function setStartTime($time)
{
self::$start_time = $time;
}
/**
* @return void
*/
public static function clearCache()
{
self::$issues_data = [];
self::$emitted = [];
self::$error_count = 0;
self::$recording_level = 0;
self::$recorded_issues = [];
self::$console_issues = [];
}
/**
* @return bool
*/
public static function isRecording()
{
return self::$recording_level > 0;
}
/**
* @return void
*/
public static function startRecording()
{
++self::$recording_level;
self::$recorded_issues[self::$recording_level] = [];
}
/**
* @return void
*/
public static function stopRecording()
{
if (self::$recording_level === 0) {
throw new \UnexpectedValueException('Cannot stop recording - already at base level');
}
--self::$recording_level;
}
/**
* @return array<int, CodeIssue>
*/
public static function clearRecordingLevel()
{
if (self::$recording_level === 0) {
throw new \UnexpectedValueException('Not currently recording');
}
$recorded_issues = self::$recorded_issues[self::$recording_level];
self::$recorded_issues[self::$recording_level] = [];
return $recorded_issues;
}
/**
* @return void
*/
public static function bubbleUp(CodeIssue $e)
{
if (self::$recording_level === 0) {
self::add($e);
return;
}
self::$recorded_issues[self::$recording_level][] = $e;
}
}