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60 lines
2.0 KiB
PHP
60 lines
2.0 KiB
PHP
<?php
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namespace Psalm\Example\Plugin;
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use Psalm\FileManipulation;
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use Psalm\Internal\Type\TypeTokenizer;
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use Psalm\Plugin\EventHandler\AfterClassLikeExistenceCheckInterface;
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use Psalm\Plugin\EventHandler\Event\AfterClassLikeExistenceCheckEvent;
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use function array_map;
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use function implode;
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use function strpos;
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use function strtolower;
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class ClassUnqualifier implements AfterClassLikeExistenceCheckInterface
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{
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public static function afterClassLikeExistenceCheck(
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AfterClassLikeExistenceCheckEvent $event
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): void {
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$fq_class_name = $event->getFqClassName();
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$code_location = $event->getCodeLocation();
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$statements_source = $event->getStatementsSource();
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$file_replacements = $event->getFileReplacements();
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$candidate_type = $code_location->getSelectedText();
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$aliases = $statements_source->getAliasedClassesFlipped();
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if ($statements_source->getFilePath() !== $code_location->file_path) {
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return;
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}
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if (strpos($candidate_type, '\\' . $fq_class_name) !== false) {
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$type_tokens = TypeTokenizer::tokenize($candidate_type, false);
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foreach ($type_tokens as &$type_token) {
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if ($type_token[0] === ('\\' . $fq_class_name)
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&& isset($aliases[strtolower($fq_class_name)])
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) {
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$type_token[0] = $aliases[strtolower($fq_class_name)];
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}
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}
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unset($type_token);
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$new_candidate_type = implode(
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'',
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array_map(
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static fn($f) => $f[0],
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$type_tokens,
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),
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);
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if ($new_candidate_type !== $candidate_type) {
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$bounds = $code_location->getSelectionBounds();
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$file_replacements[] = new FileManipulation($bounds[0], $bounds[1], $new_candidate_type);
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}
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$event->setFileReplacements($file_replacements);
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}
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}
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}
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