From 637183e4b214cc7a215ebf83d18c1a65263d8e7e Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Fri, 6 Oct 2017 13:04:51 +0300
Subject: introduce BlockParamLiteral

---
 src/types.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'src/types.ts')

diff --git a/src/types.ts b/src/types.ts
index f0f37bfca..44094f442 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -345,7 +345,13 @@ export interface IndexedFilterValues {
     [index: string]: ContractEventArg;
 }
 
-export type BlockParam = 'latest'|'earliest'|'pending'|number;
+export enum BlockParamLiteral {
+    Latest = 'latest',
+    Earliest = 'earliest',
+    Pending = 'pending',
+}
+
+export type BlockParam = BlockParamLiteral|number;
 
 export interface SubscriptionOpts {
     fromBlock: BlockParam;
-- 
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