From 2b6342764cdfcd836919a6fe9c7b0e7b91f50b46 Mon Sep 17 00:00:00 2001
From: coffeepots <coffeepotsgh@gmail.com>
Date: Tue, 11 Sep 2018 14:53:15 +0100
Subject: [PATCH] Add fork to string proc

---
 nimbus/vm/interpreter/vm_forks.nim | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/nimbus/vm/interpreter/vm_forks.nim b/nimbus/vm/interpreter/vm_forks.nim
index 72e9cc7d4..e8a6e5add 100644
--- a/nimbus/vm/interpreter/vm_forks.nim
+++ b/nimbus/vm/interpreter/vm_forks.nim
@@ -48,3 +48,15 @@ proc toFork*(blockNumber: UInt256): Fork =
   elif blockNumber < forkBlocks[FkByzantium]: FkSpurious
   else:
     FkByzantium # Update for constantinople when announced
+
+proc `$`*(fork: Fork): string =
+  case fork
+  of FkFrontier: result = "Frontier"
+  of FkThawing: result = "Thawing"
+  of FkHomestead: result = "Homestead"
+  of FkDao: result = "Dao"
+  of FkTangerine: result = "Tangerine"
+  of FkSpurious: result = "Spurious"
+  of FkByzantium: result = "Byzantium"
+  else:  result = "UNKNOWN FORK"
+