Merge pull request #61 from jokeyrhyme/greenkeeper/execa-2.0.0

Update execa to the latest version 🚀

Author: jokeyrhyme

lib/fs.js

@@ -6,7 +6,6 @@ const { tmpdir } = require('os');
 const { dirname, join: joinPath } = require('path');
 const { promisify } = require('util');
 
-const execa = require('execa');
 const mkdirp = require('mkdirp');
 
 /* ::
@@ -72,14 +71,8 @@ async function unlinkIfExists(filePath /* : string */) {
   }
 }
 
-async function which(command /* : string */) {
-  const { stdout } = await execa.shell(`which ${command}`);
-  return stdout;
-}
-
 module.exports = {
   backupFiles,
   copyFiles,
   unlinkIfExists,
-  which,
 };

lib/fs.test.js

@@ -1,21 +1,14 @@
 /* eslint-env jest */
 'use strict';
 
-const {
-  access,
-
-  mkdtemp,
-  readdir,
-  readFile,
-  writeFile,
-} = require('fs');
+const { access, mkdtemp, readdir, readFile, writeFile } = require('fs');
 const { tmpdir } = require('os');
 const { basename, join: joinPath } = require('path');
 const { promisify } = require('util');
 
 const rimraf = require('rimraf');
 
-const { backupFiles, copyFiles, unlinkIfExists, which } = require('./fs.js');
+const { backupFiles, copyFiles, unlinkIfExists } = require('./fs.js');
 
 const PROJECT_DIR = joinPath(__dirname, '..');
 
@@ -104,10 +97,3 @@ describe('unlinkIfExists()', () => {
     await unlinkIfExists(joinPath(tempDir, 'does-not-exist'));
   });
 });
-
-describe('which()', () => {
-  it('find `env`', async () => {
-    const got = await which('env');
-    expect(got).toEqual('/usr/bin/env');
-  });
-});

lib/git-crypt.js

@@ -9,13 +9,9 @@ const { promisify } = require('util');
 const execa = require('execa');
 const mkdirp = require('mkdirp');
 const rimraf = require('rimraf');
+const which = require('which');
 
-const {
-  backupFiles,
-  copyFiles,
-  unlinkIfExists,
-  which,
-} = require('../lib/fs.js');
+const { backupFiles, copyFiles, unlinkIfExists } = require('../lib/fs.js');
 const {
   commitChanges,
   setLocalConfig,
@@ -139,7 +135,7 @@ type InstallHooksOptions = {
 async function installHooks({
   cwd = process.cwd(),
 } /* : InstallHooksOptions */ = {}) {
-  const command = await which('git-crypt');
+  const command = await promisify(which)('git-crypt');
   await setLocalConfig({
     cwd,
     key:   'diff.git-crypt.textconv',