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[fur] / templates / function_definition.c

diff --git a/templates/function_definition.c b/templates/function_definition.c
index 72ce6f0..ccf3e75 100644 (file)
--- a/templates/function_definition.c
+++ b/templates/function_definition.c
@@ -1,15 +1,25 @@
 
-Object user${{name}}$implementation(EnvironmentPool* environmentPool, Environment* parent, size_t argc, Stack* stack, jmp_buf parent_jump)
+Object user${{name}}${{index}}$implementation(
+    EnvironmentPool* environmentPool,
+    Environment* environment,
+    size_t argc,
+    Stack* stack,
+    const unsigned long line,
+    jmp_buf parentJump)
 {
-  Environment* environment = EnvironmentPool_allocate(environmentPool);
-  Environment_initialize(environment, parent);
+  environment = Environment_construct(environmentPool, environment);
+
+  StackSnapshot stackSnapshot = Stack_takeSnapshot(stack);
 
   jmp_buf jump;
   if(setjmp(jump) != 0)
   {
+    fprintf(stderr, "\tin {{name}} on line %zu\n", line);
+
+    Stack_rewind(stack, stackSnapshot);
     Environment_setLive(environment, false);
-    fprintf(stderr, "\tin {{name}}\n");
-    longjmp(parent_jump, 1);
+
+    longjmp(parentJump, 1);
   }
 
   Object result = builtin$nil;
@@ -22,6 +32,7 @@ Object user${{name}}$implementation(EnvironmentPool* environmentPool, Environmen
   {{ statement }}
   {% endfor %}
 
+  // TODO Set the environment back to the parent environment
   Environment_setLive(environment, false);
   return result;
 }