From ae49717a7fd391961884bd726599b9e79aac4794 Mon Sep 17 00:00:00 2001
From: Trivikram Kamat <16024985+trivikr@users.noreply.github.com>
Date: Fri, 15 Mar 2024 08:18:49 -0700
Subject: [PATCH] Add deprecation message in shape docs (#1209)

---
 .../amazon/smithy/typescript/codegen/TypeScriptWriter.java  | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/TypeScriptWriter.java b/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/TypeScriptWriter.java
index 0ccd7b7b448..0b37c181b40 100644
--- a/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/TypeScriptWriter.java
+++ b/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/TypeScriptWriter.java
@@ -190,7 +190,11 @@ boolean writeShapeDocs(Shape shape, UnaryOperator<String> preprocessor) {
                         .replace("}", "\\}");
                     docs = preprocessor.apply(docs);
                     if (shape.getTrait(DeprecatedTrait.class).isPresent()) {
-                        docs = "@deprecated\n\n" + docs;
+                        DeprecatedTrait deprecatedTrait = shape.getTrait(DeprecatedTrait.class).get();
+                        String deprecationMessage = deprecatedTrait.getMessage().orElse("");
+                        String deprecationString = "@deprecated"
+                            + (deprecationMessage.isEmpty() ? "" : " " + deprecationMessage);
+                        docs = deprecationString + "\n\n" + docs;
                     }
                     docs = addReleaseTag(shape, docs);
                     writeDocs(docs);