Nelmio\Alice\FixtureBuilder\ExpressionLanguage\Lexer\ReferenceEscaperLexerTest::provideValues PHP Method

    public function provideValues()
    {
        (yield 'empty string' => ['']);
        (yield 'regular string' => ['hello world']);
        (yield 'string with a reference' => ['@foo']);
        (yield 'string with a reference with members' => ['bar @foo baz']);
        (yield 'reference in a middle of a word' => ['email@example', 'email\\@example']);
    }