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Make code more explicit

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This commit is contained in:
Nikita Popov 2017-10-05 18:50:48 +02:00
parent 65de924493
commit 75880fbe2d
1 changed files with 6 additions and 5 deletions
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11
lib/PhpParser/PrettyPrinterAbstract.php
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@ -653,13 +653,14 @@ abstract class PrettyPrinterAbstract
for ($i = 0; $i < $len; $i++) {
$arrItem = $nodes[$i];
$origArrItem = $origNodes[$i];
if ($arrItem === $origArrItem) {
// Unchanged, can reuse old code
continue;
}
// We can only handle arrays of nodes meaningfully
if (!$arrItem instanceof Node || !$origArrItem instanceof Node) {
// We can only handle arrays of nodes meaningfully
// Destructing can also contain null elements. If they occur symmetrically, this is
// fine as well
if ($arrItem === null && $origArrItem === null) {
continue;
}
return null;
}