getAs -> getValueAs

Author: jcollins-g

lib/src/dartdoc_options.dart

@@ -491,9 +491,11 @@ abstract class DartdocOption<T extends Object?> {
   /// type.  If [mustExist] is true, will throw [DartdocFileMissing] for command
   /// line parameters and file paths in config files that don't point to
   /// corresponding files or directories.
+  // TODO(jcollins-g): use of dynamic.  https://github.com/dart-lang/dartdoc/issues/2814
   dynamic valueAt(Folder dir);
 
   /// Calls [valueAt] with the working directory at the start of the program.
+  // TODO(jcollins-g): use of dynamic.  https://github.com/dart-lang/dartdoc/issues/2814
   dynamic valueAtCurrent() => valueAt(_directoryCurrent);
 
   late final Folder _directoryCurrent =
@@ -525,7 +527,8 @@ abstract class DartdocOption<T extends Object?> {
   }
 
   /// Get the immediate child of this node named [name] as a [DartdocOption<dynamic>].
-  DartdocOption<U> getAs<U extends Object?>(String name) => _children[name] as DartdocOption<U>;
+  U getValueAs<U extends Object?>(String name, Folder dir) =>
+      _children[name]?.valueAt(dir) as U;
 
   /// Apply the function [visit] to [this] and all children.
   void traverse(void Function(DartdocOption option) visit) {

lib/src/generator/templates.runtime_renderers.dart

@@ -5,6 +5,7 @@
 
 // ignore_for_file: camel_case_types, deprecated_member_use_from_same_package
 // ignore_for_file: unused_import
+// @dart=2.9
 import 'package:dartdoc/src/element_type.dart';
 import 'package:dartdoc/src/generator/template_data.dart';
 import 'package:dartdoc/src/model/annotation.dart';

lib/src/warnings.dart

@@ -380,23 +380,23 @@ class PackageWarningOptions {
     // Interpret errors/warnings/ignore options.  In the event of conflict,
     // warning overrides error and ignore overrides warning.
     var errorsForDir =
-        option.parent.getAs<List<String>?>('errors').valueAt(dir) ?? [];
+        option.parent.getValueAs<List<String>?>('errors', dir) ?? [];
     for (var warningName in errorsForDir) {
       var packageWarnings = packageWarningsByName[warningName];
       if (packageWarnings != null) {
         newOptions.error(packageWarnings.kind);
       }
     }
     var warningsForDir =
-        option.parent.getAs<List<String>?>('warnings').valueAt(dir) ?? [];
+        option.parent.getValueAs<List<String>?>('warnings', dir) ?? [];
     for (var warningName in warningsForDir) {
       var packageWarnings = packageWarningsByName[warningName];
       if (packageWarnings != null) {
         newOptions.warn(packageWarnings.kind);
       }
     }
     var ignoredForDir =
-        option.parent.getAs<List<String>?>('ignore').valueAt(dir) ?? [];
+        option.parent.getValueAs<List<String>?>('ignore', dir) ?? [];
     for (var warningName in ignoredForDir) {
       var packageWarnings = packageWarningsByName[warningName];
       if (packageWarnings != null) {
@@ -405,18 +405,14 @@ class PackageWarningOptions {
     }
 
     // Check whether warnings are allowed at all in this package.
-    var allowWarningsInPackages = option.parent
-        .getAs<List<String>?>('allowWarningsInPackages')
-        .valueAt(dir);
-    var allowErrorsInPackages = option.parent
-        .getAs<List<String>?>('allowErrorsInPackages')
-        .valueAt(dir);
+    var allowWarningsInPackages =
+        option.parent.getValueAs<List<String>?>('allowWarningsInPackages', dir);
+    var allowErrorsInPackages =
+        option.parent.getValueAs<List<String>?>('allowErrorsInPackages', dir);
     var ignoreWarningsInPackages = option.parent
-        .getAs<List<String>?>('ignoreWarningsInPackages')
-        .valueAt(dir);
-    var ignoreErrorsInPackages = option.parent
-        .getAs<List<String>?>('ignoreErrorsInPackages')
-        .valueAt(dir);
+        .getValueAs<List<String>?>('ignoreWarningsInPackages', dir);
+    var ignoreErrorsInPackages =
+        option.parent.getValueAs<List<String>?>('ignoreErrorsInPackages', dir);
     if (allowWarningsInPackages != null &&
         !allowWarningsInPackages.contains(packageMeta.name)) {
       PackageWarning.values

test/mustachio/foo.runtime_renderers.dart

@@ -5,6 +5,7 @@
 
 // ignore_for_file: camel_case_types, deprecated_member_use_from_same_package
 // ignore_for_file: unused_import
+// @dart=2.9
 import 'package:dartdoc/src/element_type.dart';
 import 'package:dartdoc/src/generator/template_data.dart';
 import 'package:dartdoc/src/model/annotation.dart';

tool/mustachio/codegen_runtime_renderer.dart

@@ -80,6 +80,7 @@ class RuntimeRenderersBuilder {
 
 // ignore_for_file: camel_case_types, deprecated_member_use_from_same_package
 // ignore_for_file: unused_import
+// @dart=2.9
 import 'package:dartdoc/src/element_type.dart';
 import 'package:dartdoc/src/generator/template_data.dart';
 import 'package:dartdoc/src/model/annotation.dart';