From 345fdf25a6b2204f4a096ba38e80869a4e6e297d8e0b204b31ae8fb185c54505 Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Thu, 10 Apr 2025 10:04:44 +0300
Subject: [PATCH] Assertion success check

---
 go/schema/check.go | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/go/schema/check.go b/go/schema/check.go
index d2c148a..9b26691 100644
--- a/go/schema/check.go
+++ b/go/schema/check.go
@@ -140,7 +140,17 @@ func Check(schemaName string, schemas map[string][][]any, data any) error {
 				if k == "." {
 					vs = []any{data}
 				} else {
-					m := data.(map[string]any)
+					var m map[string]any
+					m, ok = data.(map[string]any)
+					if !ok {
+						return &SchemaErr{BaseErr: BaseErr{
+							SchemaName: schemaName,
+							CmdIdx:     cmdIdx,
+							CmdName:    cmdName,
+							Msg:        "non map",
+							Data:       data,
+						}}
+					}
 					v, exists := m[k]
 					if !exists {
 						vs = nil
@@ -150,7 +160,17 @@ func Check(schemaName string, schemas map[string][][]any, data any) error {
 				}
 			case uint64:
 				taken = strconv.FormatUint(k, 10)
-				l := data.([]any)
+				var l []any
+				l, ok = data.([]any)
+				if !ok {
+					return &SchemaErr{BaseErr: BaseErr{
+						SchemaName: schemaName,
+						CmdIdx:     cmdIdx,
+						CmdName:    cmdName,
+						Msg:        "non list",
+						Data:       data,
+					}}
+				}
 				if int(k) < len(l) {
 					vs = []any{l[k]}
 				}
-- 
2.48.1