Fix location propagation in assignments

odersky · odersky · commit 7a09b822edbb · 2020-04-20T21:24:37.000+02:00
diff --git a/compiler/src/dotty/tools/dotc/parsing/Parsers.scala b/compiler/src/dotty/tools/dotc/parsing/Parsers.scala
@@ -1998,7 +1998,8 @@ object Parsers {
         t match
           case Ident(_) | Select(_, _) | Apply(_, _) =>
             atSpan(startOffset(t), in.skipToken()) {
-              Assign(t, subPart(() => expr(location)))
+              val loc = if location.inArgs then location else Location.ElseWhere
+              Assign(t, subPart(() => expr(loc)))
             }
           case _ =>
             t

Original file line number	Diff line number	Diff line change
`@@ -1998,7 +1998,8 @@ object Parsers {`
`1998`	`1998`	`t match`
`1999`	`1999`	`case Ident(_) \| Select(_, _) \| Apply(_, _) =>`
`2000`	`2000`	`atSpan(startOffset(t), in.skipToken()) {`
`2001`		`- Assign(t, subPart(() => expr(location)))`
	`2001`	`+ val loc = if location.inArgs then location else Location.ElseWhere`
	`2002`	`+ Assign(t, subPart(() => expr(loc)))`
`2002`	`2003`	`}`
`2003`	`2004`	`case _ =>`
`2004`	`2005`	`t`