Move subproviders from dev-utils to subproviders

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