fix #15835 (#15838)

* fix #15835 * add tests
2020-11-04 14:24:40 +08:00 · 2020-11-04 14:24:40 +08:00 · 7d640e0943
commit 7d640e0943
parent b0e26d8fbf
2 changed files with 19 additions and 0 deletions
--- a/lib/pure/json.nim
+++ b/lib/pure/json.nim
@ -1052,6 +1052,8 @@ when defined(nimFixedForwardGeneric):
    dst = jsonNode.bval

  proc initFromJson(dst: var JsonNode; jsonNode: JsonNode; jsonPath: var string) =
+    if jsonNode == nil:
+      raise newException(KeyError, "key not found: " & jsonPath)
    dst = jsonNode.copy

  proc initFromJson[T: SomeInteger](dst: var T; jsonNode: JsonNode, jsonPath: var string) =