From 4d10da02637f806c90d5037919c03037077c8a89 Mon Sep 17 00:00:00 2001
From: Nick Snyder <nick@sourcegraph.com>
Date: Thu, 20 Sep 2018 13:02:08 -0700
Subject: [PATCH] Clarify error message when function is not an interface
 definition

helps https://github.com/sourcegraph/go-langserver/issues/307
---
 langserver/implementation.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/langserver/implementation.go b/langserver/implementation.go
index 55521676..a950585b 100644
--- a/langserver/implementation.go
+++ b/langserver/implementation.go
@@ -73,7 +73,7 @@ func implements(fset *token.FileSet, lprog *loader.Program, pkgInfo *loader.Pack
 			if obj, ok := pkgInfo.ObjectOf(id).(*types.Func); ok {
 				recv := obj.Type().(*types.Signature).Recv()
 				if recv == nil {
-					return nil, errors.New("this function is not a method")
+					return nil, errors.New("this function is not an interface definition")
 				}
 				method = obj
 				T = recv.Type()