GenCodec for Either declares size as 1

Roman Janusz · Roman Janusz · commit 576e36421146 · 2021-11-04T15:16:12.000+01:00
diff --git a/commons-core/src/main/scala/com/avsystem/commons/serialization/GenCodec.scala b/commons-core/src/main/scala/com/avsystem/commons/serialization/GenCodec.scala
@@ -622,9 +622,12 @@ object GenCodec extends RecursiveAutoCodecs with TupleGenCodecs {
         case name => throw new ReadFailure(s"Expected field 'Left' or 'Right', got $name")
       }
     },
-    (oo, v) => v match {
-      case Left(a) => write[A](oo.writeField("Left"), a)
-      case Right(b) => write[B](oo.writeField("Right"), b)
+    (oo, v) => {
+      oo.declareSize(1)
+      v match {
+        case Left(a) => write[A](oo.writeField("Left"), a)
+        case Right(b) => write[B](oo.writeField("Right"), b)
+      }
     }
   )
 

Original file line number	Diff line number	Diff line change
`@@ -622,9 +622,12 @@ object GenCodec extends RecursiveAutoCodecs with TupleGenCodecs {`
`622`	`622`	`case name => throw new ReadFailure(s"Expected field 'Left' or 'Right', got $name")`
`623`	`623`	`}`
`624`	`624`	`},`
`625`		`- (oo, v) => v match {`
`626`		`- case Left(a) => write[A](oo.writeField("Left"), a)`
`627`		`- case Right(b) => write[B](oo.writeField("Right"), b)`
	`625`	`+ (oo, v) => {`
	`626`	`+ oo.declareSize(1)`
	`627`	`+ v match {`
	`628`	`+ case Left(a) => write[A](oo.writeField("Left"), a)`
	`629`	`+ case Right(b) => write[B](oo.writeField("Right"), b)`
	`630`	`+ }`
`628`	`631`	`}`
`629`	`632`	`)`
`630`	`633`