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authorFabio Berger <me@fabioberger.com>2018-10-18 18:36:41 +0800
committerFabio Berger <me@fabioberger.com>2018-10-18 18:36:41 +0800
commit28863f9a6f8a28ddbfe588b9e4d03b1e31da6961 (patch)
treedb9bd874838a30ba82eacab0d4255fe3067eff94 /packages/instant/src/util/provider.ts
parent6ab6a9aa2b3511df60c078398168a84faf3e2385 (diff)
parentcdd650d0eb83153a992922c6ffff35b494f299d3 (diff)
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merge dev-section-redesign
Diffstat (limited to 'packages/instant/src/util/provider.ts')
-rw-r--r--packages/instant/src/util/provider.ts12
1 files changed, 12 insertions, 0 deletions
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}`);
+ }
+};