From 19f61906d3075391efb32c17c99c2cba1f7a3858 Mon Sep 17 00:00:00 2001
From: fragosti <francesco.agosti93@gmail.com>
Date: Wed, 10 Oct 2018 18:27:06 -0700
Subject: feat: Move over features from zrx-buyer

---
 packages/instant/src/util/provider.ts | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 packages/instant/src/util/provider.ts

(limited to 'packages/instant/src/util/provider.ts')

diff --git a/packages/instant/src/util/provider.ts b/packages/instant/src/util/provider.ts
new file mode 100644
index 000000000..49705fd11
--- /dev/null
+++ b/packages/instant/src/util/provider.ts
@@ -0,0 +1,12 @@
+import { Provider } from 'ethereum-types';
+
+export const getProvider = (): Provider => {
+    const injectedWeb3 = (window as any).web3 || undefined;
+    try {
+        // Use MetaMask/Mist provider
+        return injectedWeb3.currentProvider;
+    } catch (err) {
+        // Throws when user doesn't have MetaMask/Mist running
+        throw new Error(`No injected web3 found: ${err}`);
+    }
+};
-- 
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