From 0a5fdf71a4a73a57448db233b558016d4b38309c Mon Sep 17 00:00:00 2001
From: MrLetsplay <mr@cringe-studios.com>
Date: Thu, 21 Mar 2024 13:52:05 +0100
Subject: [PATCH] Allow void return type

---
 backend_wat.go   | 4 ++++
 example/add.lang | 8 ++++++++
 2 files changed, 12 insertions(+)

diff --git a/backend_wat.go b/backend_wat.go
index ca38273..41a3878 100644
--- a/backend_wat.go
+++ b/backend_wat.go
@@ -338,6 +338,10 @@ func compileFunctionWAT(function ParsedFunction) (string, error) {
 		returnTypes = function.ReturnType.Value.(TupleType).Types
 	}
 
+	if function.ReturnType.Type == Type_Void {
+		returnTypes = []Type{}
+	}
+
 	for _, t := range returnTypes {
 		funcWAT += "\t(result " + getWATType(t) + ")\n"
 	}
diff --git a/example/add.lang b/example/add.lang
index 34e1c31..27b6393 100644
--- a/example/add.lang
+++ b/example/add.lang
@@ -2,6 +2,14 @@ u64 add(u8 a, u8 b) {
 	return add(a - 1u8, a);
 }
 
+u64 add2(u64 a, u64 b) {
+	return a + b;
+}
+
+void a() {
+
+}
+
 (u8, u8) doNothing(u8 a, u8 b) {
 	return a, b;
 }