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Improve error messages for failed connections #270

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Merged
merged 6 commits into from
Sep 3, 2021
Merged

Improve error messages for failed connections #270

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2d471da
Improve examples to use proper error handlers
clue Aug 29, 2021
2c16a9c
Refactor to reuse URI construction
clue Aug 29, 2021
4e70843
Omit internal hostname argument from error messages
clue Sep 1, 2021
d77d54a
Prepend tcp:// scheme for URIs in error messages when missing
clue Sep 1, 2021
f561c4e
Use tls:// scheme for URIs in error messages for secure connections
clue Sep 2, 2021
115097f
Avoid garbage memory references on PHP < 7.4
clue Sep 3, 2021
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Avoid garbage memory references on PHP < 7.4
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@clue
clue committed Sep 3, 2021
commit 115097f9ce959852f8e1556fd055136aaa74b5cc
20 changes: 20 additions & 0 deletions src/DnsConnector.php
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,26 @@ function ($resolve, $reject) use (&$promise, &$resolved, $uri, $connector, $host
$e->getCode(),
$e
);

// avoid garbage references by replacing all closures in call stack.
// what a lovely piece of code!
$r = new \ReflectionProperty('Exception', 'trace');
$r->setAccessible(true);
$trace = $r->getValue($e);

// Exception trace arguments are not available on some PHP 7.4 installs
// @codeCoverageIgnoreStart
foreach ($trace as &$one) {
if (isset($one['args'])) {
foreach ($one['args'] as &$arg) {
if ($arg instanceof \Closure) {
$arg = 'Object(' . \get_class($arg) . ')';
}
}
}
}
// @codeCoverageIgnoreEnd
$r->setValue($e, $trace);
}

throw $e;
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20 changes: 20 additions & 0 deletions src/SecureConnector.php
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Original file line number Diff line number Diff line change
Expand Up @@ -74,6 +74,26 @@ public function connect($uri)
$e->getCode(),
$e
);

// avoid garbage references by replacing all closures in call stack.
// what a lovely piece of code!
$r = new \ReflectionProperty('Exception', 'trace');
$r->setAccessible(true);
$trace = $r->getValue($e);

// Exception trace arguments are not available on some PHP 7.4 installs
// @codeCoverageIgnoreStart
foreach ($trace as &$one) {
if (isset($one['args'])) {
foreach ($one['args'] as &$arg) {
if ($arg instanceof \Closure) {
$arg = 'Object(' . \get_class($arg) . ')';
}
}
}
}
// @codeCoverageIgnoreEnd
$r->setValue($e, $trace);
}

throw $e;
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