From 3243f05a69b4b77761699be412f349a9b8b9193f Mon Sep 17 00:00:00 2001
From: Jack Koenig
Date: Thu, 28 Jun 2018 16:57:03 -0700
Subject: Protobuf (#832)

Add support for ProtoBuf serialization and deserialization

* Add support for additional features in .proto description

Features added: Info, Fixed[Type|Literal], AnalogType, Attach, Params

* Add support for .pb input files

This involves an API change where FIRRTL no longer implicitly adds .fir
to input file names---
 src/test/scala/firrtlTests/FirrtlSpec.scala | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/test/scala/firrtlTests/FirrtlSpec.scala')

diff --git a/src/test/scala/firrtlTests/FirrtlSpec.scala b/src/test/scala/firrtlTests/FirrtlSpec.scala
index 861d1745..01ae0431 100644
--- a/src/test/scala/firrtlTests/FirrtlSpec.scala
+++ b/src/test/scala/firrtlTests/FirrtlSpec.scala
@@ -101,6 +101,12 @@ trait FirrtlMatchers extends Matchers {
     require(!s.contains("\n"))
     s.replaceAll("\\s+", " ").trim
   }
+  /** Helper to make circuits that are the same appear the same */
+  def canonicalize(circuit: Circuit): Circuit = {
+    import firrtl.Mappers._
+    def onModule(mod: DefModule) = mod.map(firrtl.Utils.squashEmpty)
+    circuit.map(onModule)
+  }
   def parse(str: String) = Parser.parse(str.split("\n").toIterator, UseInfo)
   /** Helper for executing tests
     * compiler will be run on input then emitted result will each be split into
-- 
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