chore: skip serializing members with eventHeader trait

Author: AllanZhengYP

codegen/smithy-aws-typescript-codegen/src/main/java/software/amazon/smithy/aws/typescript/codegen/AwsRestXml.java

@@ -165,8 +165,6 @@ protected void serializeInputEventDocumentPayload(
             Shape payloadShape
     ) {
         TypeScriptWriter writer = context.getWriter();
-        Model model = context.getModel();
-
         if (payloadShape instanceof StructureShape || payloadShape instanceof UnionShape) {
             SymbolProvider symbolProvider = context.getSymbolProvider();
             Symbol symbol = symbolProvider.toSymbol(payloadShape);

codegen/smithy-aws-typescript-codegen/src/main/java/software/amazon/smithy/aws/typescript/codegen/JsonShapeSerVisitor.java

@@ -28,6 +28,7 @@
 import software.amazon.smithy.model.shapes.Shape;
 import software.amazon.smithy.model.shapes.StructureShape;
 import software.amazon.smithy.model.shapes.UnionShape;
+import software.amazon.smithy.model.traits.EventHeaderTrait;
 import software.amazon.smithy.model.traits.IdempotencyTokenTrait;
 import software.amazon.smithy.model.traits.JsonNameTrait;
 import software.amazon.smithy.model.traits.SparseTrait;
@@ -138,6 +139,9 @@ public void serializeStructure(GenerationContext context, StructureShape shape)
             // Use a TreeMap to sort the members.
             Map<String, MemberShape> members = new TreeMap<>(shape.getAllMembers());
             members.forEach((memberName, memberShape) -> {
+                if (memberShape.hasTrait(EventHeaderTrait.class)) {
+                    return;
+                }
                 String locationName = memberNameStrategy.apply(memberShape, memberName);
                 Shape target = context.getModel().expectShape(memberShape.getTarget());
                 String inputLocation = "input." + memberName;
@@ -170,12 +174,15 @@ public void serializeUnion(GenerationContext context, UnionShape shape) {
             // Use a TreeMap to sort the members.
             Map<String, MemberShape> members = new TreeMap<>(shape.getAllMembers());
             members.forEach((memberName, memberShape) -> {
-                    String locationName = memberNameStrategy.apply(memberShape, memberName);
-                    Shape target = model.expectShape(memberShape.getTarget());
-                    // Dispatch to the input value provider for any additional handling.
-                    writer.write("$L: value => ({ $S: $L }),", memberName, locationName,
-                            target.accept(getMemberVisitor("value")));
-                });
+                if (memberShape.hasTrait(EventHeaderTrait.class)) {
+                    return;
+                }
+                String locationName = memberNameStrategy.apply(memberShape, memberName);
+                Shape target = model.expectShape(memberShape.getTarget());
+                // Dispatch to the input value provider for any additional handling.
+                writer.write("$L: value => ({ $S: $L }),", memberName, locationName,
+                        target.accept(getMemberVisitor("value")));
+            });
             writer.write("_: (name, value) => ({ name: value } as any)");
         });
     }

codegen/smithy-aws-typescript-codegen/src/main/java/software/amazon/smithy/aws/typescript/codegen/RestJsonProtocolGenerator.java

@@ -193,7 +193,6 @@ protected void serializeInputEventDocumentPayload(
             Shape payloadShape
     ) {
         TypeScriptWriter writer = context.getWriter();
-        Model model = context.getModel();
 
         if (payloadShape instanceof StructureShape || payloadShape instanceof UnionShape) {
             SymbolProvider symbolProvider = context.getSymbolProvider();

codegen/smithy-aws-typescript-codegen/src/main/java/software/amazon/smithy/aws/typescript/codegen/XmlShapeSerVisitor.java

@@ -27,6 +27,7 @@
 import software.amazon.smithy.model.shapes.Shape;
 import software.amazon.smithy.model.shapes.StructureShape;
 import software.amazon.smithy.model.shapes.UnionShape;
+import software.amazon.smithy.model.traits.EventHeaderTrait;
 import software.amazon.smithy.model.traits.SparseTrait;
 import software.amazon.smithy.model.traits.TimestampFormatTrait;
 import software.amazon.smithy.model.traits.TimestampFormatTrait.Format;
@@ -200,8 +201,11 @@ protected void serializeStructure(GenerationContext context, StructureShape shap
         // Serialize every member of the structure if present.
         Map<String, MemberShape> members = shape.getAllMembers();
         members.forEach((memberName, memberShape) -> {
-            String inputLocation = "input." + memberName;
+            if (memberShape.hasTrait(EventHeaderTrait.class)) {
+                return;
+            }
 
+            String inputLocation = "input." + memberName;
             // Handle if the member is an idempotency token that should be auto-filled.
             AwsProtocolUtils.writeIdempotencyAutofill(context, memberShape, inputLocation);
 
@@ -318,6 +322,9 @@ protected void serializeUnion(GenerationContext context, UnionShape shape) {
         writer.openBlock("$L.visit(input, {", "});", shape.getId().getName(serviceShape), () -> {
             Map<String, MemberShape> members = shape.getAllMembers();
             members.forEach((memberName, memberShape) -> {
+                if (memberShape.hasTrait(EventHeaderTrait.class)) {
+                    return;
+                }
                 writer.openBlock("$L: value => {", "},", memberName, () -> {
                     serializeNamedMember(context, memberName, memberShape, () -> "value");
                 });