From 6bcedfdc01e51079c258c5cc576356ad561e2555 Mon Sep 17 00:00:00 2001
From: Boyang Han
Date: Tue, 11 May 2021 06:01:25 -0700
Subject: Refactor to a more `scala` form

---
 src/main/scala/chisel3/util/experimental/decode/QMCMinimizer.scala | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/main/scala/chisel3/util/experimental/decode/QMCMinimizer.scala b/src/main/scala/chisel3/util/experimental/decode/QMCMinimizer.scala
index 3fa5a70c..b6b97daf 100644
--- a/src/main/scala/chisel3/util/experimental/decode/QMCMinimizer.scala
+++ b/src/main/scala/chisel3/util/experimental/decode/QMCMinimizer.scala
@@ -224,11 +224,11 @@ object QMCMinimizer extends Minimizer {
       val outputBp = BitPat("b" + "?" * (m - i - 1) + "1" + "?" * i)
 
       // Minterms, implicants that makes the output to be 1
-      val mint: Seq[Implicant] = table.table.filter { case (_, t) => t.mask.testBit(i) && t.value.testBit(i) }.map(_._1).map(toImplicant).toSeq
+      val mint: Seq[Implicant] = table.table.filter { case (_, t) => t.mask.testBit(i) && t.value.testBit(i) }.keys.map(toImplicant).toSeq
       // Maxterms, implicants that makes the output to be 0
-      val maxt: Seq[Implicant] = table.table.filter { case (_, t) => t.mask.testBit(i) && !t.value.testBit(i) }.map(_._1).map(toImplicant).toSeq
+      val maxt: Seq[Implicant] = table.table.filter { case (_, t) => t.mask.testBit(i) && !t.value.testBit(i) }.keys.map(toImplicant).toSeq
       // Don't cares, implicants that can produce either 0 or 1 as output
-      val dc: Seq[Implicant] = table.table.filter { case (_, t) => !t.mask.testBit(i) }.map(_._1).map(toImplicant).toSeq
+      val dc: Seq[Implicant] = table.table.filter { case (_, t) => !t.mask.testBit(i) }.keys.map(toImplicant).toSeq
 
       val (implicants, defaultToDc) = table.default match {
         case x if x.mask.testBit(i) && !x.value.testBit(i) => // default to 0
-- 
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