fix streaming member typing for required members

AllanZhengYP · AllanZhengYP · commit baf03e6204b6 · 2020-03-02T17:30:46.000-08:00
diff --git a/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/CommandGenerator.java b/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/CommandGenerator.java
@@ -209,7 +209,8 @@ private void writeStreamingInputType(String typeName, StructureShape inputShape,
         Symbol inputSymbol = symbolProvider.toSymbol(inputShape);
         writer.openBlock("export type $L = Omit<$T, $S> & {", "};", typeName, inputSymbol,
                 streamingMember.getMemberName(), () -> {
-            writer.write("$1L?: $2T[$1S]|string|Uint8Array|Buffer;", streamingMember.getMemberName(), inputSymbol);
+            writer.write("$1L$2L: $3T[$1S]|string|Uint8Array|Buffer;", streamingMember.getMemberName(),
+                    streamingMember.isRequired() ? "" : "?", inputSymbol);
         });
     }
 

Original file line number	Diff line number	Diff line change
`@@ -209,7 +209,8 @@ private void writeStreamingInputType(String typeName, StructureShape inputShape,`
`209`	`209`	`Symbol inputSymbol = symbolProvider.toSymbol(inputShape);`
`210`	`210`	`writer.openBlock("export type $L = Omit<$T, $S> & {", "};", typeName, inputSymbol,`
`211`	`211`	`streamingMember.getMemberName(), () -> {`
`212`		`- writer.write("$1L?: $2T[$1S]\|string\|Uint8Array\|Buffer;", streamingMember.getMemberName(), inputSymbol);`
	`212`	`+ writer.write("$1L$2L: $3T[$1S]\|string\|Uint8Array\|Buffer;", streamingMember.getMemberName(),`
	`213`	`+ streamingMember.isRequired() ? "" : "?", inputSymbol);`
`213`	`214`	`});`
`214`	`215`	`}`
`215`	`216`