Test of ReflectionMethod getStartLine and getEndLine methods

gistfile1.php

<?php

class TestClass {

    public function getSomething()
    {
        $array = array(
            'A',
            'B',
        );
    }

}

class TokenManipulator {

    public static $tokens;
    public static $line;
    public static $value;

    public static function next()
    {
        while ($token = array_shift(self::$tokens)) {
            self::$line += substr_count(self::value($token), "\n");

            if (is_array($token) && in_array($token[0], array(T_WHITESPACE, T_COMMENT, T_DOC_COMMENT))) {
                continue;
            }

            return $token;
        }
    }

    public static function value($token)
    {
        return is_array($token) ? $token[1] : $token;
    }

}


$count = 0;
while($count <= 15)
{
    echo "Iteration $count\r\n";

    $test = new TestClass();
    $obj = new ReflectionObject($test);

    $method = $obj->getMethod('getSomething');

    $src = file($obj->getFilename());
    $lines = array_slice($src, $method->getStartLine(), $method->getEndLine());

    echo "Start line: {$method->getStartLine()}, End line: {$method->getEndLine()}. Contents: \r\n";
    print_r($lines);

    TokenManipulator::$tokens = token_get_all('<?php '.implode('', $lines));
    TokenManipulator::$line = $method->getStartLine();

    while ($token = TokenManipulator::next())
    {

        if (T_VARIABLE !== $token[0] || '$array' !== $token[1]) continue;

        // =
        $token = TokenManipulator::next();

        // array
        $token = TokenManipulator::next();

        while ($token = TokenManipulator::next()) {
 
            if (',' !== TokenManipulator::value($token)) continue;

            TokenManipulator::next();

            $lines = array_merge(
                array_slice($src, 0, TokenManipulator::$line - 2),
                // Appends a separator comma to the current last position of the array
                array(rtrim(rtrim($src[TokenManipulator::$line - 2]), ',') . ",\n"),
                array("            '$count',\n"),
                array_slice($src, TokenManipulator::$line - 1)
            );

            file_put_contents($obj->getFilename(), implode('', $lines));

        }

    }

    unset($obj);

    
    $count++;
}