Fixes #103515 - first pass

SteveDunn · SteveDunn · commit 308d8572d63f · 2024-06-17T11:09:56.000+01:00
diff --git a/src/libraries/System.Text.Json/gen/JsonSourceGenerator.Emitter.cs b/src/libraries/System.Text.Json/gen/JsonSourceGenerator.Emitter.cs
@@ -974,7 +974,7 @@ private static void GenerateFastPathFuncHeader(SourceWriter writer, TypeGenerati
                 if (!skipNullCheck && typeGenSpec.TypeRef.CanBeNull)
                 {
                     writer.WriteLine($$"""
-                        if ({{ValueVarName}} == null)
+                        if ({{ValueVarName}} is null)
                         {
                             {{WriterVarName}}.WriteNullValue();
                             return;

Original file line number	Diff line number	Diff line change
`@@ -974,7 +974,7 @@ private static void GenerateFastPathFuncHeader(SourceWriter writer, TypeGenerati`
`974`	`974`	`if (!skipNullCheck && typeGenSpec.TypeRef.CanBeNull)`
`975`	`975`	`{`
`976`	`976`	`writer.WriteLine($$"""`
`977`		`- if ({{ValueVarName}} == null)`
	`977`	`+ if ({{ValueVarName}} is null)`
`978`	`978`	`{`
`979`	`979`	`{{WriterVarName}}.WriteNullValue();`
`980`	`980`	`return;`