mirror of
https://github.com/danog/parallel.git
synced 2024-12-11 08:39:48 +01:00
76 lines
1.8 KiB
PHP
76 lines
1.8 KiB
PHP
<?php
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namespace Amp\Parallel\Sync;
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/**
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* @param \Throwable $exception
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*
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* @return string[] Serializable array of strings representing the exception backtrace including function arguments.
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*/
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function flattenThrowableBacktrace(\Throwable $exception): array
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{
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$output = [];
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$counter = 0;
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$trace = $exception->getTrace();
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foreach ($trace as $call) {
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if (isset($call['class'])) {
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$name = $call['class'] . $call['type'] . $call['function'];
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} else {
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$name = $call['function'];
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}
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$args = \implode(', ', \array_map(__NAMESPACE__ . '\\flattenArgument', $call['args']));
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$output[] = \sprintf(
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'#%d %s(%d): %s(%s)',
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$counter++,
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$call['file'] ?? '[internal function]',
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$call['line'] ?? 0,
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$name,
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$args
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);
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}
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return $output;
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}
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/**
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* @param mixed $value
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*
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* @return string Serializable string representation of $value for backtraces.
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*/
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function flattenArgument($value): string
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{
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if ($value instanceof \Closure) {
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$closureReflection = new \ReflectionFunction($value);
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return \sprintf(
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'Closure(%s:%s)',
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$closureReflection->getFileName(),
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$closureReflection->getStartLine()
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);
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}
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if (\is_object($value)) {
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return \sprintf('Object(%s)', \get_class($value));
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}
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if (\is_array($value)) {
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return 'Array([' . \implode(', ', \array_map(__FUNCTION__, $value)) . '])';
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}
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if (\is_resource($value)) {
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return \sprintf('Resource(%s)', \get_resource_type($value));
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}
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if (\is_string($value)) {
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return '"' . $value . '"';
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}
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if (\is_null($value)) {
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return 'null';
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}
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return (string) $value;
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}
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