From 4c791524fb2a07d0bc182f2390e2f776ba087b26 Mon Sep 17 00:00:00 2001
From: Ichito Nagata <i.nagata110@gmail.com>
Date: Sat, 19 Sep 2020 08:06:17 +0900
Subject: [PATCH] tweak error messages to be more descriptive

---
 decode.go | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/decode.go b/decode.go
index 8a560ca0..3889b864 100644
--- a/decode.go
+++ b/decode.go
@@ -276,7 +276,7 @@ func (d *Decoder) getMapNode(node ast.Node) (ast.MapNode, error) {
 		if ok {
 			return mapNode, nil
 		}
-		return nil, xerrors.Errorf("%s node doesn't MapNode", anchor.Value.Type())
+		return nil, xerrors.Errorf("%s node found where MapNode is expected", anchor.Value.Type())
 	}
 	if alias, ok := node.(*ast.AliasNode); ok {
 		aliasName := alias.Value.GetToken().Value
@@ -288,11 +288,11 @@ func (d *Decoder) getMapNode(node ast.Node) (ast.MapNode, error) {
 		if ok {
 			return mapNode, nil
 		}
-		return nil, xerrors.Errorf("%s node doesn't MapNode", node.Type())
+		return nil, xerrors.Errorf("%s node found where MapNode is expected", node.Type())
 	}
 	mapNode, ok := node.(ast.MapNode)
 	if !ok {
-		return nil, xerrors.Errorf("%s node doesn't MapNode", node.Type())
+		return nil, xerrors.Errorf("%s node found where MapNode is expected", node.Type())
 	}
 	return mapNode, nil
 }
@@ -306,7 +306,7 @@ func (d *Decoder) getArrayNode(node ast.Node) (ast.ArrayNode, error) {
 		if ok {
 			return arrayNode, nil
 		}
-		return nil, xerrors.Errorf("%s node doesn't ArrayNode", anchor.Value.Type())
+		return nil, xerrors.Errorf("%s node found where ArrayNode is expected", anchor.Value.Type())
 	}
 	if alias, ok := node.(*ast.AliasNode); ok {
 		aliasName := alias.Value.GetToken().Value
@@ -318,11 +318,11 @@ func (d *Decoder) getArrayNode(node ast.Node) (ast.ArrayNode, error) {
 		if ok {
 			return arrayNode, nil
 		}
-		return nil, xerrors.Errorf("%s node doesn't ArrayNode", node.Type())
+		return nil, xerrors.Errorf("%s node found where ArrayNode is expected", node.Type())
 	}
 	arrayNode, ok := node.(ast.ArrayNode)
 	if !ok {
-		return nil, xerrors.Errorf("%s node doesn't ArrayNode", node.Type())
+		return nil, xerrors.Errorf("%s node found where ArrayNode is expected", node.Type())
 	}
 	return arrayNode, nil
 }