Index: pkg/analyzer/lib/source/analysis_options_provider.dart |
diff --git a/pkg/analyzer/lib/source/analysis_options_provider.dart b/pkg/analyzer/lib/source/analysis_options_provider.dart |
index 2c5dfdcc49a9fe7b4f2533e0b45cb32ae899a2e9..29062a26a41de8dbc6aa34f3471f16d98ad893a7 100644 |
--- a/pkg/analyzer/lib/source/analysis_options_provider.dart |
+++ b/pkg/analyzer/lib/source/analysis_options_provider.dart |
@@ -33,12 +33,14 @@ class AnalysisOptionsProvider { |
if (optionsSource == null) { |
return options; |
} |
- var doc = loadYaml(optionsSource); |
+ YamlNode doc = loadYamlNode(optionsSource); |
+ // Empty options. |
+ if (doc is YamlScalar && doc.value == null) { |
+ return options; |
+ } |
if ((doc != null) && (doc is! YamlMap)) { |
throw new OptionsFormatException( |
- 'Bad options file format (expected map, got ${doc.runtimeType})\n' |
- 'contents of options file:\n' |
- '$optionsSource\n', |
+ 'Bad options file format (expected map, got ${doc.runtimeType})', |
doc.span); |
} |
if (doc is YamlMap) { |