fix: change to not throw when a validator is not of type AttributeVal…

…idator (#431) Co-authored-by: Steve Kirchner <skirchner@loopbackanalytics.com>
natemcmaster · Jan 22, 2021 · 042f4a9 · 042f4a9
1 parent 1d6e1a5
commit 042f4a9
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/CommandLineUtils/HelpText/DefaultHelpTextGenerator.cs b/src/CommandLineUtils/HelpText/DefaultHelpTextGenerator.cs
@@ -194,7 +194,7 @@ public virtual void Generate(CommandLineApplication application, TextWriter outp
                     var description = arg.Description;
                     var allowedValuesBeenSet = false;
 
-                    foreach (var attributeValidator in arg.Validators.Cast<AttributeValidator>())
+                    foreach (var attributeValidator in arg.Validators.OfType<AttributeValidator>())
                     {
                         if (attributeValidator?.ValidationAttribute is AllowedValuesAttribute allowedValuesAttribute)
                         {
@@ -251,7 +251,7 @@ public virtual void Generate(CommandLineApplication application, TextWriter outp
                     var description = opt.Description;
                     var allowedValuesBeenSet = false;
 
-                    foreach (var attributeValidator in opt.Validators.Cast<AttributeValidator>())
+                    foreach (var attributeValidator in opt.Validators.OfType<AttributeValidator>())
                     {
                         if (attributeValidator?.ValidationAttribute is AllowedValuesAttribute allowedValuesAttribute)
                         {