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<?php |
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declare(strict_types=1); |
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namespace Spiral\Core\Internal; |
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/** |
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* @internal |
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*/ |
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final class Tracer implements \Stringable |
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{ |
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/** |
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* Trace blocks |
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* |
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* @var Trace[][] |
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*/ |
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private array $traces = []; |
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public function __toString(): string |
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{ |
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return $this->traces === [] ? '' : "Container trace list:\n" . $this->renderTraceList($this->traces); |
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} |
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/** |
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* @param string $header Message before stack list |
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* @param bool $lastBlock Generate trace list only for last block |
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* @param bool $clear Remove touched trace list |
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*/ |
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public function combineTraceMessage(string $header, bool $lastBlock = false, bool $clear = false): string |
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{ |
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return "$header\n$this"; |
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} |
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public function push(bool $nextLevel, mixed ...$details): void |
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{ |
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$trace = $details === [] ? null : new Trace($details); |
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if ($nextLevel || $this->traces === []) { |
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$this->traces[] = $trace === null ? [] : [$trace]; |
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} elseif ($trace !== null) { |
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$this->traces[\array_key_last($this->traces)][] = $trace; |
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} |
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} |
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public function pop(bool $previousLevel = false): void |
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{ |
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if ($this->traces === []) { |
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return; |
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} |
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if ($previousLevel) { |
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\array_pop($this->traces); |
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return; |
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} |
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$key = \array_key_last($this->traces); |
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$list = &$this->traces[$key]; |
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\array_pop($list); |
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} |
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public function getRootAlias(): string |
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{ |
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return $this->traces[0][0]->alias ?? ''; |
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} |
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/** |
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* @param Trace[][] $blocks |
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*/ |
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private function renderTraceList(array $blocks): string |
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{ |
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$result = []; |
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$i = 0; |
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foreach ($blocks as $block) { |
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\array_push($result, ...$this->blockToStringList($block, $i++)); |
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} |
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return \implode("\n", $result); |
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} |
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/** |
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* @param Trace[] $items |
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* @param int<0, max> $level |
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* |
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* @return string[] |
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*/ |
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private function blockToStringList(array $items, int $level = 0): array |
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{ |
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$result = []; |
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$padding = \str_repeat(' ', $level); |
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$firstPrefix = "$padding- "; |
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// Separator |
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$s = "\n"; |
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$nexPrefix = "$s$padding "; |
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foreach ($items as $item) { |
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$result[] = $firstPrefix . \str_replace($s, $nexPrefix, (string)$item); |
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} |
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return $result; |
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} |
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} |
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spiral /
framework
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This check looks for parameters that have been defined for a function or method, but which are not used in the method body.