80 lines
2.0 KiB
PHP
80 lines
2.0 KiB
PHP
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<?php declare(strict_types = 1);
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namespace SlevomatCodingStandard\Helpers;
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use Generator;
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use PHP_CodeSniffer\Files\File;
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use function array_filter;
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use function array_map;
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use function array_reverse;
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use function iterator_to_array;
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use function sprintf;
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use const T_CONST;
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use const T_NAMESPACE;
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use const T_STRING;
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/**
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* @internal
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*/
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class ConstantHelper
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{
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public static function getName(File $phpcsFile, int $constantPointer): string
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{
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$tokens = $phpcsFile->getTokens();
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return $tokens[TokenHelper::findNext($phpcsFile, T_STRING, $constantPointer + 1)]['content'];
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}
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public static function getFullyQualifiedName(File $phpcsFile, int $constantPointer): string
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{
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$name = self::getName($phpcsFile, $constantPointer);
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$namespace = NamespaceHelper::findCurrentNamespaceName($phpcsFile, $constantPointer);
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return $namespace !== null
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? sprintf('%s%s%s%s', NamespaceHelper::NAMESPACE_SEPARATOR, $namespace, NamespaceHelper::NAMESPACE_SEPARATOR, $name)
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: $name;
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}
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/**
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* @return list<string>
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*/
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public static function getAllNames(File $phpcsFile): array
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{
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$previousConstantPointer = 0;
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return array_map(
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static function (int $constantPointer) use ($phpcsFile): string {
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return self::getName($phpcsFile, $constantPointer);
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},
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array_filter(
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iterator_to_array(self::getAllConstantPointers($phpcsFile, $previousConstantPointer)),
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static function (int $constantPointer) use ($phpcsFile): bool {
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foreach (array_reverse($phpcsFile->getTokens()[$constantPointer]['conditions']) as $conditionTokenCode) {
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return $conditionTokenCode === T_NAMESPACE;
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}
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return true;
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}
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)
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);
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}
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/**
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* @return Generator<int>
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*/
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private static function getAllConstantPointers(File $phpcsFile, int &$previousConstantPointer): Generator
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{
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do {
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$nextConstantPointer = TokenHelper::findNext($phpcsFile, T_CONST, $previousConstantPointer + 1);
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if ($nextConstantPointer === null) {
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break;
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}
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$previousConstantPointer = $nextConstantPointer;
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yield $nextConstantPointer;
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} while (true);
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}
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}
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