Merge branch 'development' into feature/forwarder-helper/init

* development: (187 commits)
  Remove trailing slash
  Fix linter
  Stop nesting interfaces and add necessary type exports
  Remove duplicate type and remove nested interface
  Add support for rending the Tuple type
  Add missing keyu
  Remove excessive timestamp
  Improve doc commebnt
  Remove docs catch-all endpoint
  Fix comments
  Look for all TS mapped types
  Add catch and exit with non-zero
  Remove superfluous dep
  Fix CHANGELOG entry
  Fix double assignment
  Upgrade Typedoc to 0.12.0, which works with TS 3.x
  Fix prettier issues
  Enable dry run of release publishing and handle git tags existing
  update yarn.lock
  Missing/superfluous type exports from connect
  ...

1 files changed, 2 insertions, 2 deletions

diff --git a/packages/sol-compiler/test/compiler_test.ts b/packages/sol-compiler/test/compiler_test.ts
index 003d863e7..464aa8bb6 100644
--- a/packages/sol-compiler/test/compiler_test.ts
+++ b/packages/sol-compiler/test/compiler_test.ts
@@ -1,11 +1,11 @@
 import { join } from 'path';
 
 import * as chai from 'chai';
+import { CompilerOptions, ContractArtifact } from 'ethereum-types';
 import 'mocha';
 
 import { Compiler } from '../src/compiler';
 import { fsWrapper } from '../src/utils/fs_wrapper';
-import { CompilerOptions, ContractArtifact } from '../src/utils/types';
 
 import { exchange_binary } from './fixtures/exchange_bin';
 import { chaiSetup } from './util/chai_setup';
@@ -80,7 +80,7 @@ describe('#Compiler', function(): void {
         it('recompilation should update artifact when source has changed', async () => {
             // append some meaningless data to the contract, so that its hash
             // will change, so that the compiler will decide to recompile it.
-            fsWrapper.appendFileAsync(join(contractsDir, `${contract}.sol`), ' ');
+            await fsWrapper.appendFileAsync(join(contractsDir, `${contract}.sol`), ' ');
 
             await new Compiler(compilerOpts).compileAsync();