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<?php declare(strict_types = 1);
namespace TheSeer\Tokenizer;
class Tokenizer {
/**
* Token Map for "non-tokens"
*
* @var array
*/
private $map = [
'(' => 'T_OPEN_BRACKET',
')' => 'T_CLOSE_BRACKET',
'[' => 'T_OPEN_SQUARE',
']' => 'T_CLOSE_SQUARE',
'{' => 'T_OPEN_CURLY',
'}' => 'T_CLOSE_CURLY',
';' => 'T_SEMICOLON',
'.' => 'T_DOT',
',' => 'T_COMMA',
'=' => 'T_EQUAL',
'<' => 'T_LT',
'>' => 'T_GT',
'+' => 'T_PLUS',
'-' => 'T_MINUS',
'*' => 'T_MULT',
'/' => 'T_DIV',
'?' => 'T_QUESTION_MARK',
'!' => 'T_EXCLAMATION_MARK',
':' => 'T_COLON',
'"' => 'T_DOUBLE_QUOTES',
'@' => 'T_AT',
'&' => 'T_AMPERSAND',
'%' => 'T_PERCENT',
'|' => 'T_PIPE',
'$' => 'T_DOLLAR',
'^' => 'T_CARET',
'~' => 'T_TILDE',
'`' => 'T_BACKTICK'
];
public function parse(string $source): TokenCollection {
$result = new TokenCollection();
if ($source === '') {
return $result;
}
$tokens = token_get_all($source);
$lastToken = new Token(
$tokens[0][2],
'Placeholder',
''
);
foreach ($tokens as $pos => $tok) {
if (is_string($tok)) {
$token = new Token(
$lastToken->getLine(),
$this->map[$tok],
$tok
);
$result->addToken($token);
$lastToken = $token;
continue;
}
$line = $tok[2];
$values = preg_split('/\R+/Uu', $tok[1]);
foreach ($values as $v) {
$token = new Token(
$line,
token_name($tok[0]),
$v
);
$result->addToken($token);
$line++;
$lastToken = $token;
}
}
return $result;
}
}