1
0
mirror of https://github.com/danog/parallel.git synced 2024-12-11 08:39:48 +01:00
parallel/lib/Sync/functions.php

76 lines
1.8 KiB
PHP

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