remove lodash.chunk

src/chunk.js

@@ -0,0 +1,20 @@
+'use strict';
+
+exports = module.exports = chunk;
+
+const assert = require('assert');
+
+function chunk(array, size) {
+    assert(Array.isArray(array));
+    assert.strictEqual(typeof size, 'number');
+
+    const length = array.length;
+    if (!length) return [];
+    let index = 0, resIndex = 0, result = Array(Math.ceil(length / size));
+
+    for (; index < length; index += size) {
+        result[resIndex++] = array.slice(index, index+size);
+    }
+
+    return result;
+}

src/storage/s3.js

@@ -29,7 +29,7 @@ const assert = require('assert'),
     async = require('async'),
     AwsSdk = require('aws-sdk'),
     BoxError = require('../boxerror.js'),
-    chunk = require('lodash.chunk'),
+    chunk = require('../chunk.js'),
     constants = require('../constants.js'),
     DataLayout = require('../datalayout.js'),
     debug = require('debug')('box:storage/s3'),

src/test/storage-test.js

@@ -7,11 +7,13 @@
 'use strict';
 
 const BoxError = require('../boxerror.js'),
+    chunk = require('../chunk.js');
     common = require('./common.js'),
     execSync = require('child_process').execSync,
     expect = require('expect.js'),
     filesystem = require('../storage/filesystem.js'),
     fs = require('fs'),
+    gcs = require('../storage/gcs.js'),
     MockS3 = require('mock-aws-s3'),
     noop = require('../storage/noop.js'),
     os = require('os'),
@@ -20,9 +22,7 @@ const BoxError = require('../boxerror.js'),
     recursiveReaddir = require('recursive-readdir'),
     s3 = require('../storage/s3.js'),
     safe = require('safetydance'),
-    settings = require('../settings.js'),
-    gcs = require('../storage/gcs.js'),
-    chunk = require('lodash.chunk');
+    settings = require('../settings.js');
 
 describe('Storage', function () {
     const { setup, cleanup } = common;