1: 2: 3: 4: 5: 6: 7: 8: 9: 10: 11: 12: 13: 14: 15: 16: 17: 18: 19: 20: 21: 22: 23: 24: 25: 26: 27: 28: 29: 30: 31: 32: 33: 34: 35: 36: 37: 38: 39: 40: 41: 42: 43: 44: 45: 46: 47: 48: 49: 50: 51: 52: 53: 54: 55: 56: 57: 58: 59: 60: 61: 62: 63: 64: 65: 66: 67: 68: 69: 70: 71: 72: 73: 74: 75: 76: 77: 78: 79: 80: 81: 82: 83: 84: 85: 86: 87: 88: 89: 90: 91: 92: 93: 94: 95: 96: 97: 98: 99: 100: 101: 102: 103: 104: 105: 106: 107: 108: 109: 110: 111: 112: 113: 114: 115: 116: 117: 118: 119: 120: 121: 122: 123: 124: 125: 126: 127: 128: 129: 130: 131: 132: 133: 134: 135: 136: 137: 138: 139: 140: 141: 142: 143: 144: 145: 146: 147: 148: 149: 150: 151: 152: 153: 154: 155: 156: 157: 158: 159: 160: 161: 162: 163: 164:
<?php
namespace Webmozart\Console\UI\Component;
use Exception;
use Webmozart\Console\Api\IO\IO;
use Webmozart\Console\UI\Component;
class ExceptionTrace implements Component
{
private $exception;
public function __construct(Exception $exception)
{
$this->exception = $exception;
}
public function render(IO $io, $indentation = 0)
{
if (!$io->isVerbose()) {
$io->errorLine('fatal: '.$this->exception->getMessage());
return;
}
$exception = $this->exception;
$this->renderException($io, $exception);
if ($io->isVeryVerbose()) {
while ($exception = $exception->getPrevious()) {
$io->errorLine('Caused by:');
$this->renderException($io, $exception);
}
}
}
private function renderException(IO $io, Exception $exception)
{
$this->printBox($io, $exception);
$this->printTrace($io, $exception);
}
private function printBox(IO $io, Exception $exception)
{
$screenWidth = $io->getTerminalDimensions()->getWidth() - 1;
$boxWidth = 0;
$boxLines = array_merge(
array(sprintf('[%s]', get_class($exception))),
explode("\n", wordwrap($exception->getMessage(), $screenWidth - 4))
);
foreach ($boxLines as $line) {
$boxWidth = max($boxWidth, strlen($line));
}
$emptyLine = sprintf('<error>%s</error>', str_repeat(' ', $boxWidth + 4));
$io->errorLine('');
$io->errorLine('');
$io->errorLine($emptyLine);
foreach ($boxLines as $boxLine) {
$padding = str_repeat(' ', max(0, $boxWidth - strlen($boxLine)));
$io->errorLine(sprintf('<error> %s%s </error>', $boxLine, $padding));
}
$io->errorLine($emptyLine);
$io->errorLine('');
$io->errorLine('');
}
private function printTrace(IO $io, Exception $exception)
{
$traces = $exception->getTrace();
$cwd = getcwd().DIRECTORY_SEPARATOR;
$cwdLength = strlen($cwd);
$lastTrace = array(
'function' => '',
'args' => array(),
);
if (null !== $exception->getFile()) {
$lastTrace['file'] = $exception->getFile();
}
if (null !== $exception->getLine()) {
$lastTrace['line'] = $exception->getLine();
}
array_unshift($traces, $lastTrace);
$io->errorLine('<b>Exception trace:</b>');
foreach ($traces as $trace) {
$namespace = '';
$class = '';
$location = 'n/a';
if (isset($trace['class'])) {
if (false !== $pos = strrpos($trace['class'], '\\')) {
$namespace = substr($trace['class'], 0, $pos + 1);
$class = substr($trace['class'], $pos + 1);
} else {
$class = $trace['class'];
}
}
if (isset($trace['file'])) {
if (0 === strpos($trace['file'], $cwd)) {
$location = substr($trace['file'], $cwdLength);
} else {
$location = $trace['file'];
}
}
$signature = $class.(isset($trace['type']) ? $trace['type'] : '').$trace['function'];
$location .= ':'.(isset($trace['line']) ? $trace['line'] : 'n/a');
$io->errorLineRaw(sprintf(' %s%s()', $namespace, $io->format('<u>'.$signature.'</u>')));
$io->errorLineRaw(sprintf(' %s', $io->format('<c1>'.$location.'</c1>')));
}
$io->errorLine('');
$io->errorLine('');
}
}