Merge branch 'v2-prototype' into bug/contracts/eip712-191-prefix

1 files changed, 27 insertions, 0 deletions

diff --git a/packages/metacoin/test/utils/profiler.ts b/packages/metacoin/test/utils/profiler.ts
new file mode 100644
index 000000000..701337451
--- /dev/null
+++ b/packages/metacoin/test/utils/profiler.ts
@@ -0,0 +1,27 @@
+import { devConstants } from '@0xproject/dev-utils';
+import { ProfilerSubprovider, SolCompilerArtifactAdapter } from '@0xproject/sol-cov';
+import * as _ from 'lodash';
+
+import { config } from './config';
+
+let profilerSubprovider: ProfilerSubprovider;
+
+export const profiler = {
+    start(): void {
+        profiler.getProfilerSubproviderSingleton().start();
+    },
+    stop(): void {
+        profiler.getProfilerSubproviderSingleton().stop();
+    },
+    getProfilerSubproviderSingleton(): ProfilerSubprovider {
+        if (_.isUndefined(profilerSubprovider)) {
+            profilerSubprovider = profiler._getProfilerSubprovider();
+        }
+        return profilerSubprovider;
+    },
+    _getProfilerSubprovider(): ProfilerSubprovider {
+        const defaultFromAddress = devConstants.TESTRPC_FIRST_ADDRESS;
+        const zeroExArtifactsAdapter = new SolCompilerArtifactAdapter(config.artifactsDir, config.contractsDir);
+        return new ProfilerSubprovider(zeroExArtifactsAdapter, defaultFromAddress);
+    },
+};