PhpCsFixer\Fixer\Import\NoUnusedImportsFixer::fix PHP Method

    public function fix(\SplFileInfo $file, Tokens $tokens)
    {
        $tokensAnalyzer = new TokensAnalyzer($tokens);
        $useDeclarationsIndexes = $tokensAnalyzer->getImportUseIndexes();
        if (0 === count($useDeclarationsIndexes)) {
            return;
        }
        $useDeclarations = $this->getNamespaceUseDeclarations($tokens, $useDeclarationsIndexes);
        $namespaceDeclarations = $this->getNamespaceDeclarations($tokens);
        $contentWithoutUseDeclarations = $this->generateCodeWithoutPartials($tokens, array_merge($namespaceDeclarations, $useDeclarations));
        $useUsages = $this->detectUseUsages($contentWithoutUseDeclarations, $useDeclarations);
        $this->removeUnusedUseDeclarations($tokens, $useDeclarations, $useUsages);
        $this->removeUsesInSameNamespace($tokens, $useDeclarations, $namespaceDeclarations);
    }