Lambdas now capture state

src/codegen/codegen.c

@@ -734,12 +734,7 @@ ResultType(GroundProgram, charptr) generateLambdaNode(SolsNode* node, SolsScope*
     groundAddInstructionToProgram(&gp, signature);
 
     // Create a scope for lambda arguments
-    // Lambdas do NOT have access to external state
-    SolsScope lambdaScope = {
-        .variables = NULL,
-        .tmpCounter = 0,
-        .returnType = *node->as.type.returnType
-    };
+    SolsScope lambdaScope = copySolsScope(scope);
 
     for (size_t i = 0; i < node->as.type.children.count; i++) {
         addVariableToScope(&lambdaScope, node->as.type.children.at[i].name, node->as.type.children.at[i].type);