From 96aad929f7ffa14667c938f29a03ee439ab131c8 Mon Sep 17 00:00:00 2001
From: Phodal Huang <gmszone@qq.com>
Date: Sat, 9 Nov 2024 15:05:28 +0800
Subject: [PATCH] refactor(goast): improve handling of receiver name in method
 decl

---
 .../src/main/kotlin/chapi/ast/goast/GoFullIdentListener.kt   | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/chapi-ast-go/src/main/kotlin/chapi/ast/goast/GoFullIdentListener.kt b/chapi-ast-go/src/main/kotlin/chapi/ast/goast/GoFullIdentListener.kt
index ff49ff3d..3bc5c3d8 100644
--- a/chapi-ast-go/src/main/kotlin/chapi/ast/goast/GoFullIdentListener.kt
+++ b/chapi-ast-go/src/main/kotlin/chapi/ast/goast/GoFullIdentListener.kt
@@ -95,12 +95,13 @@ class GoFullIdentListener(var fileName: String) : GoAstListener() {
     override fun enterMethodDecl(ctx: GoParser.MethodDeclContext?) {
         val receiverName = this.getStructNameFromReceiver(ctx!!.receiver()?.parameters())
         if (ctx.receiver() != null) {
-            val text = ctx.receiver().parameters().parameterDecl()[0].identifierList().text
+            val parameterDecl = ctx.receiver().parameters().parameterDecl()
+            val text = parameterDecl.getOrNull(0)?.identifierList()?.text ?: ""
             receiverForCall[text] = receiverName
         }
 
         currentFunction = CodeFunction(
-            Name = ctx!!.IDENTIFIER().text,
+            Name = ctx.IDENTIFIER().text,
             MultipleReturns = buildReturnTypeFromSignature(ctx.signature()),
             Parameters = buildParameters(ctx.signature().parameters())
         )