From 6f11c50ba101948b110aa7310fc4fb5732b2b708 Mon Sep 17 00:00:00 2001
From: aidanfnv <aidanf@nvidia.com>
Date: Thu, 10 Jul 2025 20:16:08 -0700
Subject: Only append slangc --help value categories if explicitly specified
 (#7712)

* Only append --help value categories if explictly specified

* Add consistent help-category list, omit help-category category

* Fix formatting

* Add missing indent
---
 source/core/slang-command-options-writer.cpp | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/source/core/slang-command-options-writer.cpp b/source/core/slang-command-options-writer.cpp
index 1f1de029d..a0308c971 100644
--- a/source/core/slang-command-options-writer.cpp
+++ b/source/core/slang-command-options-writer.cpp
@@ -502,7 +502,13 @@ void TextCommandOptionsWriter::appendDescriptionImpl()
     const auto& categories = m_commandOptions->getCategories();
     for (Index categoryIndex = 0; categoryIndex < categories.getCount(); ++categoryIndex)
     {
-        _appendDescriptionForCategory(categoryIndex);
+        const auto& category = categories[categoryIndex];
+
+        // Omit the value categories
+        if (category.kind != CategoryKind::Value)
+        {
+            _appendDescriptionForCategory(categoryIndex);
+        }
     }
 
     // Add instructions for getting help for specific categories
@@ -510,7 +516,16 @@ void TextCommandOptionsWriter::appendDescriptionImpl()
     m_builder << "=====================================\n\n";
     m_builder << "To get help for a specific category of options or values, use: slangc -h "
                  "<help-category>\n";
-    m_builder << "See the <help-category> section above for the list of categories.\n\n";
+    m_builder << m_options.indent << "<help-category> can be: ";
+
+    List<UnownedStringSlice> categoryNames;
+    for (const auto& category : categories)
+    {
+        categoryNames.add(category.name);
+    }
+
+    _appendWrappedIndented(1, categoryNames, toSlice(", "));
+    m_builder << "\n\n";
 }
 
 void TextCommandOptionsWriter::_appendDescriptionForCategory(Index categoryIndex)
-- 
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