Privatize GetterSetterCombo.constantInitializer (#3898)

lib/src/generator/templates.runtime_renderers.dart

diff --git a/lib/src/generator/templates.runtime_renderers.dart b/lib/src/generator/templates.runtime_renderers.dart
index 1ecbdd2..aba115f 100644
--- a/lib/src/generator/templates.runtime_renderers.dart
+++ b/lib/src/generator/templates.runtime_renderers.dart
@@ -6331,19 +6331,6 @@
                         getters: _invisibleGetters['CharacterLocation']!);
                   },
                 ),
-                'constantInitializer': Property(
-                  getValue: (CT_ c) => c.constantInitializer,
-                  renderVariable: (CT_ c, Property<CT_> self,
-                          List<String> remainingNames) =>
-                      self.renderSimpleVariable(
-                          c, remainingNames, 'Expression'),
-                  isNullValue: (CT_ c) => c.constantInitializer == null,
-                  renderValue: (CT_ c, RendererBase<CT_> r,
-                      List<MustachioNode> ast, StringSink sink) {
-                    renderSimple(c.constantInitializer, ast, r.template, sink,
-                        parent: r, getters: _invisibleGetters['Expression']!);
-                  },
-                ),
                 'constantValue': Property(
                   getValue: (CT_ c) => c.constantValue,
                   renderVariable:
@@ -12244,7 +12231,7 @@
   }
 }
 
-String renderSearchPage(PackageTemplateData context, Template template) {
+String renderIndex(PackageTemplateData context, Template template) {
   var buffer = StringBuffer();
   _render_PackageTemplateData(context, template.ast, template, buffer);
   return buffer.toString();
@@ -12482,7 +12469,7 @@
   }
 }
 
-String renderIndex(PackageTemplateData context, Template template) {
+String renderSearchPage(PackageTemplateData context, Template template) {
   var buffer = StringBuffer();
   _render_PackageTemplateData(context, template.ast, template, buffer);
   return buffer.toString();
@@ -16109,17 +16096,6 @@
     'typeParameters',
     'typeParameters2'
   },
-  'Expression': {
-    'correspondingParameter',
-    'hashCode',
-    'inConstantContext',
-    'isAssignable',
-    'precedence',
-    'runtimeType',
-    'staticParameterElement',
-    'staticType',
-    'unParenthesized'
-  },
   'ExtensionElement': {
     'augmentation',
     'augmentationTarget',
@@ -16195,7 +16171,6 @@
     'arrow',
     'characterLocation',
     'comboAttributes',
-    'constantInitializer',
     'constantValue',
     'constantValueBase',
     'constantValueTruncated',

lib/src/model/getter_setter_combo.dart

diff --git a/lib/src/model/getter_setter_combo.dart b/lib/src/model/getter_setter_combo.dart
index 3c0950e..ef84092 100644
--- a/lib/src/model/getter_setter_combo.dart
+++ b/lib/src/model/getter_setter_combo.dart
@@ -6,7 +6,6 @@
 
 import 'package:analyzer/dart/ast/ast.dart'
     show Expression, InstanceCreationExpression;
-import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/source/line_info.dart';
 // ignore: implementation_imports
 import 'package:analyzer/src/dart/element/element.dart'
@@ -67,18 +66,20 @@
   /// Whether this has a constant value which should be displayed.
   bool get hasConstantValueForDisplay => false;
 
-  Expression? get constantInitializer =>
+  late final Expression? _constantInitializer =
       (element as ConstVariableElement).constantInitializer;
 
   String linkifyConstantValue(String original) {
-    if (constantInitializer is! InstanceCreationExpression) return original;
-    var creationExpression = constantInitializer as InstanceCreationExpression;
-    var constructorName = creationExpression.constructorName.toString();
-    Element? staticElement = creationExpression.constructorName.staticElement;
+    if (_constantInitializer is! InstanceCreationExpression) return original;
+
+    var constructorName = _constantInitializer.constructorName.toString();
+    var staticElement = _constantInitializer.constructorName.staticElement;
     if (staticElement == null) return original;
+
     var target = getModelForElement(staticElement) as Constructor;
     var enclosingElement = target.enclosingElement;
     if (enclosingElement is! Class) return original;
+
     // TODO(jcollins-g): this logic really should be integrated into
     // `Constructor`, but that's not trivial because of `linkedName`'s usage.
     if (enclosingElement.name == target.name) {
@@ -114,23 +115,23 @@
   String get constantValueTruncated =>
       linkifyConstantValue(truncateString(constantValueBase, 200));
 
+  /// The base text for this property's constant value as an unlinked String.
   late final String constantValueBase = () {
-    final constantInitializer = this.constantInitializer;
-    if (constantInitializer == null) {
+    if (_constantInitializer == null) {
       return '';
     }
 
-    var initializerString = constantInitializer.toString();
+    var initializerString = _constantInitializer.toString();
 
     final self = this;
     if (self is! EnumField ||
-        constantInitializer is! InstanceCreationExpression) {
+        _constantInitializer is! InstanceCreationExpression) {
       return _htmlEscape.convert(initializerString);
     }
 
     initializerString = 'const $initializerString';
 
-    var isImplicitConstructorCall = constantInitializer
+    var isImplicitConstructorCall = _constantInitializer
             .constructorName.staticElement?.isDefaultConstructor ??
         false;
     if (isImplicitConstructorCall) {