ComposerRequireChecker\DefinedSymbolsLocator\LocateDefinedSymbolsFromASTRoots::__invoke()

Complexity

Conditions	2
Paths	2

Size

Total Lines	18
Code Lines	9

Duplication

Lines	0
Ratio	0 %

<?php
    public function __invoke(Traversable $ASTs) : array
    {
        // note: dependency injection is not really feasible for these two, as they need to co-exist in parallel
        $traverser = new NodeTraverser();

        $traverser->addVisitor(new NameResolver());
        $traverser->addVisitor($collector = new DefinedSymbolCollector());

        $astSymbols = [];

        foreach ($ASTs as $astRoot) {
            $traverser->traverse($astRoot);

            $astSymbols[] = $collector->getDefinedSymbols();
        }

        return array_values(array_unique(array_merge([], ...$astSymbols)));
    }
}