f u

Author: AndrewRayCode

src/preprocessor/preprocessor.ts

@@ -11,14 +11,6 @@ import generate from './generator.js';
 import * as parser from './preprocessor-parser.js';
 import { formatError } from '../error.js';
 
-// Register the constant_expression parser so preprocessor.ts can parse #if
-// expression strings after macro expansion.
-const expressionParser = (src: string): PreprocessorAstNode =>
-  formatError(parser)(src, {
-    grammarSource: 'expression',
-    startRule: 'constant_expression',
-  });
-
 export type PreprocessorProgram = {
   type: string;
   program: PreprocessorSegmentNode[];
@@ -147,6 +139,12 @@ export type NodeEvaluators = Partial<
   }
 >;
 
+const expressionParser = (src: string): PreprocessorAstNode =>
+  formatError(parser)(src, {
+    grammarSource: 'expression',
+    startRule: 'constant_expression',
+  });
+
 const evaluate = (ast: PreprocessorAstNode, evaluators: NodeEvaluators) => {
   const visit = (node: PreprocessorAstNode) => {
     const evaluator = evaluators[node.type];