| 1: | <?php |
| 2: | namespace { |
| 3: | /** |
| 4: | * SEvalParser - PHP-like template parser using PHP tokenizer |
| 5: | * Parses PHP-like expressions into AST (Abstract Syntax Tree) |
| 6: | */ |
| 7: | class SEvalParser { |
| 8: | /** |
| 9: | * Parse a PHP-like expression into AST |
| 10: | */ |
| 11: | public function parse($expression) {} |
| 12: | /** |
| 13: | * Tokenize expression using PHP tokenizer |
| 14: | */ |
| 15: | /** |
| 16: | * Get current token |
| 17: | */ |
| 18: | /** |
| 19: | * Peek ahead token |
| 20: | */ |
| 21: | /** |
| 22: | * Back previous token |
| 23: | */ |
| 24: | /** |
| 25: | * Advance to next token |
| 26: | */ |
| 27: | /** |
| 28: | * Check if current token matches type |
| 29: | */ |
| 30: | /** |
| 31: | * Consume token if it matches |
| 32: | */ |
| 33: | /** |
| 34: | * Expect token to be present |
| 35: | */ |
| 36: | /** |
| 37: | * Parse multiple statements separated by semicolons |
| 38: | */ |
| 39: | /** |
| 40: | * Parse a single statement |
| 41: | */ |
| 42: | /** |
| 43: | * Parse statement body (could be single statement or block) |
| 44: | */ |
| 45: | /** |
| 46: | * Parse expression with precedence |
| 47: | */ |
| 48: | /** |
| 49: | * Get operator from token |
| 50: | */ |
| 51: | /** |
| 52: | * Get operator precedence (simplified) |
| 53: | */ |
| 54: | /** |
| 55: | * Parse primary expression |
| 56: | */ |
| 57: | /** |
| 58: | * Parse string literal without eval |
| 59: | */ |
| 60: | /** |
| 61: | * Parse function/method arguments |
| 62: | */ |
| 63: | } |
| 64: | } |