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authorLeonid Logvinov <logvinov.leon@gmail.com>2018-02-12 22:40:28 +0800
committerLeonid Logvinov <logvinov.leon@gmail.com>2018-02-15 03:51:26 +0800
commitdbad7d18691e787bfc1c8e63a0e712f652486865 (patch)
tree6e21c6ca3b65d846f50a07c40445cdd6e7223e85 /packages/dev-utils/src
parent18e1c2dea5d3c5387db6f616cd0ebbfe89dc308b (diff)
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Move subproviders from dev-utils to subproviders
Diffstat (limited to 'packages/dev-utils/src')
-rw-r--r--packages/dev-utils/src/subproviders/empty_wallet_subprovider.ts27
-rw-r--r--packages/dev-utils/src/subproviders/fake_gas_estimate_subprovider.ts34
-rw-r--r--packages/dev-utils/src/web3_factory.ts4
3 files changed, 1 insertions, 64 deletions
diff --git a/packages/dev-utils/src/subproviders/empty_wallet_subprovider.ts b/packages/dev-utils/src/subproviders/empty_wallet_subprovider.ts
deleted file mode 100644
index 8c1fdfdb2..000000000
--- a/packages/dev-utils/src/subproviders/empty_wallet_subprovider.ts
+++ /dev/null
@@ -1,27 +0,0 @@
-import { JSONRPCPayload } from '@0xproject/types';
-
-/*
- * This class implements the web3-provider-engine subprovider interface and returns
- * that the provider has no addresses when queried.
- * Source: https://github.com/MetaMask/provider-engine/blob/master/subproviders/subprovider.js
- */
-export class EmptyWalletSubprovider {
- // This method needs to be here to satisfy the interface but linter wants it to be static.
- // tslint:disable-next-line:prefer-function-over-method
- public handleRequest(payload: JSONRPCPayload, next: () => void, end: (err: Error | null, result: any) => void) {
- switch (payload.method) {
- case 'eth_accounts':
- end(null, []);
- return;
-
- default:
- next();
- return;
- }
- }
- // Required to implement this method despite not needing it for this subprovider
- // tslint:disable-next-line:prefer-function-over-method
- public setEngine(engine: any) {
- // noop
- }
-}
diff --git a/packages/dev-utils/src/subproviders/fake_gas_estimate_subprovider.ts b/packages/dev-utils/src/subproviders/fake_gas_estimate_subprovider.ts
deleted file mode 100644
index b455a0ed7..000000000
--- a/packages/dev-utils/src/subproviders/fake_gas_estimate_subprovider.ts
+++ /dev/null
@@ -1,34 +0,0 @@
-import { JSONRPCPayload } from '@0xproject/types';
-
-/*
- * This class implements the web3-provider-engine subprovider interface and returns
- * the constant gas estimate when queried.
- * HACK: We need this so that our tests don't use testrpc gas estimation which sometimes kills the node.
- * Source: https://github.com/trufflesuite/ganache-cli/issues/417
- * Source: https://github.com/trufflesuite/ganache-cli/issues/437
- * Source: https://github.com/MetaMask/provider-engine/blob/master/subproviders/subprovider.js
- */
-export class FakeGasEstimateSubprovider {
- private _constantGasAmount: number;
- constructor(constantGasAmount: number) {
- this._constantGasAmount = constantGasAmount;
- }
- // This method needs to be here to satisfy the interface but linter wants it to be static.
- // tslint:disable-next-line:prefer-function-over-method
- public handleRequest(payload: JSONRPCPayload, next: () => void, end: (err: Error | null, result: any) => void) {
- switch (payload.method) {
- case 'eth_estimateGas':
- end(null, this._constantGasAmount);
- return;
-
- default:
- next();
- return;
- }
- }
- // Required to implement this method despite not needing it for this subprovider
- // tslint:disable-next-line:prefer-function-over-method
- public setEngine(engine: any) {
- // noop
- }
-}
diff --git a/packages/dev-utils/src/web3_factory.ts b/packages/dev-utils/src/web3_factory.ts
index 26c26e03d..1287c9e1e 100644
--- a/packages/dev-utils/src/web3_factory.ts
+++ b/packages/dev-utils/src/web3_factory.ts
@@ -3,12 +3,10 @@
// we are not running in a browser env.
// Filed issue: https://github.com/ethereum/web3.js/issues/844
(global as any).XMLHttpRequest = undefined;
+import { EmptyWalletSubprovider, FakeGasEstimateSubprovider } from '@0xproject/subproviders';
import ProviderEngine = require('web3-provider-engine');
import RpcSubprovider = require('web3-provider-engine/subproviders/rpc');
-import { EmptyWalletSubprovider } from './subproviders/empty_wallet_subprovider';
-import { FakeGasEstimateSubprovider } from './subproviders/fake_gas_estimate_subprovider';
-
import { constants } from './constants';
// HACK: web3 leaks XMLHttpRequest into the global scope and causes requests to hang