()
| 83 | } |
| 84 | |
| 85 | function parseNot(): ASTNode { |
| 86 | enter(); |
| 87 | try { |
| 88 | if (peek().type === TokenType.NOT) { |
| 89 | advance(); |
| 90 | const operand = parseNot(); |
| 91 | return { type: 'unary', op: 'NOT', operand }; |
| 92 | } |
| 93 | return parseComparison(); |
| 94 | } finally { exit(); } |
| 95 | } |
| 96 | |
| 97 | function parseComparison(): ASTNode { |
| 98 | enter(); |