From 6d3ed38e71b5f2a50dd1d424172f8ef6859a0e3d Mon Sep 17 00:00:00 2001
From: ducky
Date: Thu, 28 Jun 2018 17:05:51 -0700
Subject: Style fixes

---
 src/main/scala/chisel3/util/Conditional.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/main/scala/chisel3/util/Conditional.scala b/src/main/scala/chisel3/util/Conditional.scala
index f558b7ba..1d2805ad 100644
--- a/src/main/scala/chisel3/util/Conditional.scala
+++ b/src/main/scala/chisel3/util/Conditional.scala
@@ -28,7 +28,7 @@ class SwitchContext[T <: Bits](cond: T, whenContext: Option[WhenContext], lits:
   def is(v: Iterable[T])(block: => Unit): SwitchContext[T] = {
     if (!v.isEmpty) {
       val newLits = v.map { w =>
-        require(w.litToBigIntOption != None, "is condition must be literal")
+        require(w.litToBigIntOption.isDefined, "is condition must be literal")
         val value = w.litToBigInt
         require(!lits.contains(value), "all is conditions must be mutually exclusive!")
         value
-- 
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