fix discriminator types

3 years ago · c8abebaf5a
1 changed files with 5 additions and 0 deletions
--- a/packages/dynamite/lib/src/openapi_builder.dart
+++ b/packages/dynamite/lib/src/openapi_builder.dart
@ -1770,6 +1770,11 @@ TypeResult resolveType(
                          'result.${fields[result.name]!} = ${result.deserialize('data', toBuilder: true)};',
                        ],
                      ] else ...[
+                        if (schema.discriminator != null) ...[
+                          'if (data is! Map<String, dynamic>) {',
+                          "throw StateError('discriminator is only supported for serializing Json like data.');",
+                          '}',
+                        ],
                        for (final result in results) ...[
                          if (schema.discriminator != null) ...[
                            "if (data['${schema.discriminator!.propertyName}'] == '${result.name.replaceFirst(state.prefix, '')}'",