fix: unhandled exception while parsing analysis_options.yaml

Author: dkrutskikh

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## Unreleased
+
+* Fix unhandled exception while parsing `analysis_options.yaml`
+
 ## 4.3.2
 
 * Restrict analyzer version to '>=2.1.0 <2.4.0'

lib/src/utils/yaml_utils.dart

@@ -8,7 +8,7 @@ List<Object> yamlListToDartList(YamlList list) =>
 Map<String, Object> yamlMapToDartMap(YamlMap map) =>
     Map.unmodifiable(Map<String, Object>.fromEntries(map.nodes.keys
         .whereType<YamlScalar>()
-        .where((key) => key.value is String)
+        .where((key) => key.value is String && map.nodes[key]?.value != null)
         .map((key) => MapEntry(
               key.value as String,
               yamlNodeToDartObject(map.nodes[key]),

test/resources/analysis_options_repo.yaml

@@ -1,5 +1,9 @@
 include: ./analysis_options_common.yaml
 
+linter:
+  # rules:
+    # avoid_print: true
+
 analyzer:
   plugins:
     - code_checker