rand dart fix

deprecated/settings_manager/packages/settings_gen/lib/src/template/comma_list.dart

@@ -1,7 +1,7 @@
 import 'package:settings_gen/src/template/util.dart';
 
 class CommaList<T> {
-  CommaList(this.templates) : assert(templates != null);
+  CommaList(this.templates);
 
   final List<T> templates;
 
@@ -11,10 +11,7 @@ class CommaList<T> {
 }
 
 class SurroundedCommaList<T> {
-  SurroundedCommaList(this.prefix, this.suffix, this.templates)
-      : assert(prefix != null),
-        assert(suffix != null),
-        assert(templates != null);
+  SurroundedCommaList(this.prefix, this.suffix, this.templates);
 
   final String prefix;
   final String suffix;

deprecated/settings_manager/packages/settings_gen/lib/src/template/params.dart

@@ -11,9 +11,7 @@ class ParamTemplate {
   String get metadata => hasRequiredAnnotation ? '@required ' : '';
 
   @override
-  String toString() => defaultValue == null
-      ? '$metadata$type $name'
-      : '$type $name = $defaultValue';
+  String toString() => '$type $name = $defaultValue';
 }
 
 class TypeParamTemplate {
@@ -23,7 +21,7 @@ class TypeParamTemplate {
   String get asArgument => name;
 
   @override
-  String toString() => bound == null ? name : '$name extends $bound';
+  String toString() => '$name extends $bound';
 }
 
 class NamedArgTemplate {

deprecated/settings_manager/packages/settings_gen/lib/src/type_names.dart

@@ -23,10 +23,8 @@ class LibraryScopedNameFinder {
 
   Map<Element, String> _namesByElement;
   Map<Element, String> get namesByElement {
-    if (_namesByElement != null) {
-      return _namesByElement;
-    }
-
+    return _namesByElement;
+  
     _namesByElement = {};
 
     // Add all of this library's type-defining elements to the name map