public function testIsEquals() { $this->assertTrue(ScannerHelper::isEquals("-", array("-", "_"))); $this->assertTrue(ScannerHelper::isEquals("_", array("-", "_"))); $this->assertFalse(ScannerHelper::isEquals("a", array("-", "_"))); }
/** * Scans an identifier [a-zA-Z\-_]. * * @return Token */ private function scannIdentifier() { $pos = $this->createPosition(); $str = $this->currentCharacter(); while ($this->hasNextCharacter()) { $this->nextCharacter(); if (ScannerHelper::isAlphaNum($this->currentCharacter()) || ScannerHelper::isEquals($this->currentCharacter(), array("-", "_"))) { $str .= $this->currentCharacter(); } else { $this->backupCharacter(); break; } } return new Token(Token::IDENTIFIER, $str, $pos); }