From 495b07ea1509a1bf3a7091f9fc0a95fccf1b183e Mon Sep 17 00:00:00 2001
From: Martin Odersky <odersky@gmail.com>
Date: Mon, 15 Jun 2015 17:31:02 +0200
Subject: Fix #651 Generalize criterion for isOpAssign

Methods like + can have multiple parameters. In that case
+= also takes multiple parameters.
---
 src/dotty/tools/dotc/ast/TreeInfo.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/dotty/tools/dotc/ast/TreeInfo.scala')

diff --git a/src/dotty/tools/dotc/ast/TreeInfo.scala b/src/dotty/tools/dotc/ast/TreeInfo.scala
index 2f6b6b914..6401c01c1 100644
--- a/src/dotty/tools/dotc/ast/TreeInfo.scala
+++ b/src/dotty/tools/dotc/ast/TreeInfo.scala
@@ -33,7 +33,7 @@ trait TreeInfo[T >: Untyped <: Type] { self: Trees.Instance[T] =>
   }
 
   def isOpAssign(tree: Tree) = unsplice(tree) match {
-    case Apply(fn, _ :: Nil) =>
+    case Apply(fn, _ :: _) =>
       unsplice(fn) match {
         case Select(_, name) if name.isOpAssignmentName => true
         case _ => false
-- 
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