From e2e4b47103b56004a34b09d9ca498e1357ca3fc1 Mon Sep 17 00:00:00 2001
From: Tyera Eulberg <tyera@solana.com>
Date: Tue, 26 May 2020 15:17:35 -0600
Subject: [PATCH] feat: add singleGossip commitment level

---
 web3.js/module.d.ts             | 2 +-
 web3.js/module.flow.js          | 2 +-
 web3.js/src/connection.js       | 5 +++--
 web3.js/test/connection.test.js | 2 +-
 4 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/web3.js/module.d.ts b/web3.js/module.d.ts
index ad995c3e3..009a4928e 100644
--- a/web3.js/module.d.ts
+++ b/web3.js/module.d.ts
@@ -46,7 +46,7 @@ declare module '@solana/web3.js' {
     value: T;
   };
 
-  export type Commitment = 'max' | 'recent' | 'root' | 'single';
+  export type Commitment = 'max' | 'recent' | 'root' | 'single' | 'singleGossip';
 
   export type LargestAccountsFilter = 'circulating' | 'nonCirculating';
 
diff --git a/web3.js/module.flow.js b/web3.js/module.flow.js
index 47c65c9b1..4cc09d173 100644
--- a/web3.js/module.flow.js
+++ b/web3.js/module.flow.js
@@ -59,7 +59,7 @@ declare module '@solana/web3.js' {
     value: T,
   };
 
-  declare export type Commitment = 'max' | 'recent' | 'root' | 'single';
+  declare export type Commitment = 'max' | 'recent' | 'root' | 'single' | 'singleGossip';
 
   declare export type LargestAccountsFilter = 'circulating' | 'nonCirculating';
 
diff --git a/web3.js/src/connection.js b/web3.js/src/connection.js
index ca5abd7e9..3f48d71c1 100644
--- a/web3.js/src/connection.js
+++ b/web3.js/src/connection.js
@@ -94,11 +94,12 @@ function notificationResultAndContext(resultDescription: any) {
  *   'recent': Query the most recent block which has reached 1 confirmation by the connected node
  *   'root':   Query the most recent block which has been rooted by the connected node
  *   'single': Query the most recent block which has reached 1 confirmation by the cluster
+ *   'singleGossip': Query the most recent block which has reached 1 confirmation according to votes seen in gossip
  * </pre>
  *
- * @typedef {'max' | 'recent' | 'root' | 'single'} Commitment
+ * @typedef {'max' | 'recent' | 'root' | 'single' | 'singleGossip'} Commitment
  */
-export type Commitment = 'max' | 'recent' | 'root' | 'single';
+export type Commitment = 'max' | 'recent' | 'root' | 'single' | 'singleGossip';
 
 /**
  * Filter for largest accounts query
diff --git a/web3.js/test/connection.test.js b/web3.js/test/connection.test.js
index 331eacb52..437076842 100644
--- a/web3.js/test/connection.test.js
+++ b/web3.js/test/connection.test.js
@@ -1056,7 +1056,7 @@ test('get confirmed block', async () => {
 
 test('get recent blockhash', async () => {
   const connection = new Connection(url);
-  for (const commitment of ['max', 'recent', 'root', 'single']) {
+  for (const commitment of ['max', 'recent', 'root', 'single', 'singleGossip']) {
     mockGetRecentBlockhash(commitment);
 
     const {blockhash, feeCalculator} = await connection.getRecentBlockhash(