From 9160ec4e4d9d9976b5457aa3a9d373b47159c4f3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bastian=20M=C3=BCller?= <bastian@turbolent.com>
Date: Thu, 21 Sep 2023 16:16:50 -0700
Subject: [PATCH] add helper to get effective argument labels of composite type
 initializer

---
 runtime/sema/type.go | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/runtime/sema/type.go b/runtime/sema/type.go
index b14ba71e89..20b942aede 100644
--- a/runtime/sema/type.go
+++ b/runtime/sema/type.go
@@ -4795,6 +4795,22 @@ func (t *CompositeType) InitializerFunctionType() *FunctionType {
 	}
 }
 
+func (t *CompositeType) InitializerEffectiveArgumentLabels() []string {
+	parameters := t.ConstructorParameters
+	if len(parameters) == 0 {
+		return nil
+	}
+
+	argumentLabels := make([]string, 0, len(parameters))
+	for _, parameter := range parameters {
+		argumentLabels = append(
+			argumentLabels,
+			parameter.EffectiveArgumentLabel(),
+		)
+	}
+	return argumentLabels
+}
+
 // Member
 
 type Member struct {