From fb9c7745582166143ff421253144120ed84d57ad Mon Sep 17 00:00:00 2001
From: Fabio Berger <me@fabioberger.com>
Date: Fri, 11 May 2018 17:41:25 +0200
Subject: Create coverage dir if doesn't exist

---
 packages/sol-cov/src/coverage_manager.ts | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'packages/sol-cov/src/coverage_manager.ts')

diff --git a/packages/sol-cov/src/coverage_manager.ts b/packages/sol-cov/src/coverage_manager.ts
index f50f010b9..800ca96dd 100644
--- a/packages/sol-cov/src/coverage_manager.ts
+++ b/packages/sol-cov/src/coverage_manager.ts
@@ -1,7 +1,9 @@
+import { promisify } from '@0xproject/utils';
 import { addHexPrefix } from 'ethereumjs-util';
 import * as fs from 'fs';
 import { Collector } from 'istanbul';
 import * as _ from 'lodash';
+import * as mkdirp from 'mkdirp';
 import * as path from 'path';
 
 import { collectContractsData } from './collect_contract_data';
@@ -29,6 +31,8 @@ import {
 } from './types';
 import { utils } from './utils';
 
+const mkdirpAsync = promisify<undefined>(mkdirp);
+
 export class CoverageManager {
     private _sourcesPath: string;
     private _traceInfos: TraceInfo[] = [];
@@ -49,6 +53,7 @@ export class CoverageManager {
     public async writeCoverageAsync(): Promise<void> {
         const finalCoverage = await this._computeCoverageAsync();
         const stringifiedCoverage = JSON.stringify(finalCoverage, null, '\t');
+        await mkdirpAsync('coverage');
         fs.writeFileSync('coverage/coverage.json', stringifiedCoverage);
     }
     private _getSingleFileCoverageForTrace(
-- 
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