[internal] Replace var assignments with let in non-ui

src/cli/command.js

@@ -82,7 +82,7 @@ Command.prototype.parseOptions = _.wrap(Command.prototype.parseOptions, function
 
 Command.prototype.action = _.wrap(Command.prototype.action, function (action, fn) {
   return action.call(this, function (...args) {
-    var ret = fn.apply(this, args);
+    let ret = fn.apply(this, args);
     if (ret && typeof ret.then === 'function') {
       ret.then(null, function (e) {
         console.log('FATAL CLI ERROR', e.stack);

src/cli/help.js

@@ -69,6 +69,6 @@ ${indent(cmd.optionHelp(), 2)}
 }
 
 function humanReadableArgName(arg) {
-  var nameOutput = arg.name + (arg.variadic === true ? '...' : '');
+  let nameOutput = arg.name + (arg.variadic === true ? '...' : '');
   return arg.required ? '<' + nameOutput + '>' : '[' + nameOutput + ']';
 }

src/cli_plugin/cli.js

@@ -23,7 +23,7 @@ program
 .command('help <command>')
 .description('get the help for a specific command')
 .action(function (cmdName) {
-  var cmd = _.find(program.commands, { _name: cmdName });
+  let cmd = _.find(program.commands, { _name: cmdName });
   if (!cmd) return program.error(`unknown command ${cmdName}`);
   cmd.help();
 });
@@ -35,7 +35,7 @@ program
 });
 
 // check for no command name
-var subCommand = argv[2] && !String(argv[2][0]).match(/^-|^\.|\//);
+let subCommand = argv[2] && !String(argv[2][0]).match(/^-|^\.|\//);
 if (!subCommand) {
   program.defaultHelp();
 }

src/fixtures/agg_resp/geohash_grid.js

@@ -17,23 +17,23 @@ export default function GeoHashGridAggResponseFixture() {
   //   },
   // });
 
-  var geoHashCharts = _.union(
+  let geoHashCharts = _.union(
     _.range(48, 57), // 0-9
     _.range(65, 90), // A-Z
     _.range(97, 122) // a-z
   );
 
-  var totalDocCount = 0;
+  let totalDocCount = 0;
 
-  var tags = _.times(_.random(4, 20), function (i) {
+  let tags = _.times(_.random(4, 20), function (i) {
     // random number of tags
-    var docCount = 0;
-    var buckets = _.times(_.random(40, 200), function () {
+    let docCount = 0;
+    let buckets = _.times(_.random(40, 200), function () {
       return _.sample(geoHashCharts, 3).join('');
     })
     .sort()
     .map(function (geoHash) {
-      var count = _.random(1, 5000);
+      let count = _.random(1, 5000);
 
       totalDocCount += count;
       docCount += count;

src/fixtures/fake_chart_events.js

@@ -1,4 +1,4 @@
-var results = {};
+let results = {};
 
 results.timeSeries = {
   data: {

src/fixtures/fake_hierarchical_data.js

@@ -1,4 +1,4 @@
-var data = {  };
+let data = {  };
 
 data.metricOnly = {
   hits: { total: 1000, hits: [], max_score: 0 },

src/fixtures/fake_row.js

@@ -1,5 +1,5 @@
 import _ from 'lodash';
-var longString = Array(200).join('_');
+let longString = Array(200).join('_');
 
 export default function (id, mapping) {
   function fakeVals(type) {

src/fixtures/logstash_fields.js

@@ -1,5 +1,5 @@
 function stubbedLogstashFields() {
-  var sourceData = [
+  let sourceData = [
     { name: 'bytes',              type: 'number',     indexed: true,  analyzed: true, sortable:  true,  filterable: true,   count: 10 },
     { name: 'ssl',                type: 'boolean',    indexed: true,  analyzed: true, sortable:  true,  filterable: true,   count: 20 },
     { name: '@timestamp',         type: 'date',       indexed: true,  analyzed: true, sortable:  true,  filterable: true,   count: 30 },

src/fixtures/mock_courier.js

@@ -3,11 +3,11 @@ import sinon from 'auto-release-sinon';
 import FixturesStubbedLogstashIndexPatternProvider from 'fixtures/stubbed_logstash_index_pattern';
 
 export default function (Private, Promise) {
-  var indexPatterns = Private(FixturesStubbedLogstashIndexPatternProvider);
-  var getIndexPatternStub = sinon.stub();
+  let indexPatterns = Private(FixturesStubbedLogstashIndexPatternProvider);
+  let getIndexPatternStub = sinon.stub();
   getIndexPatternStub.returns(Promise.resolve(indexPatterns));
 
-  var courier = {
+  let courier = {
     indexPatterns: { get: getIndexPatternStub },
     getStub: getIndexPatternStub
   };

src/fixtures/mock_ui_state.js

@@ -1,5 +1,5 @@
 import _ from 'lodash';
-var keys = {};
+let keys = {};
 export default {
   get: function (path, def) {
     return keys[path] == null ? def : keys[path];

src/fixtures/stubbed_doc_source_response.js

@@ -1,7 +1,7 @@
 import FixturesLogstashFieldsProvider from 'fixtures/logstash_fields';
 
 function stubbedDocSourceResponse(Private) {
-  var mockLogstashFields = Private(FixturesLogstashFieldsProvider);
+  let mockLogstashFields = Private(FixturesLogstashFieldsProvider);
 
   return function (id, index) {
     index = index || '.kibana';

src/fixtures/stubbed_logstash_index_pattern.js

@@ -3,21 +3,21 @@ import TestUtilsStubIndexPatternProvider from 'test_utils/stub_index_pattern';
 import IndexPatternsFieldTypesProvider from 'ui/index_patterns/_field_types';
 import FixturesLogstashFieldsProvider from 'fixtures/logstash_fields';
 export default function stubbedLogstashIndexPatternService(Private) {
-  var StubIndexPattern = Private(TestUtilsStubIndexPatternProvider);
-  var fieldTypes = Private(IndexPatternsFieldTypesProvider);
-  var mockLogstashFields = Private(FixturesLogstashFieldsProvider);
+  let StubIndexPattern = Private(TestUtilsStubIndexPatternProvider);
+  let fieldTypes = Private(IndexPatternsFieldTypesProvider);
+  let mockLogstashFields = Private(FixturesLogstashFieldsProvider);
 
 
-  var fields = mockLogstashFields.map(function (field) {
+  let fields = mockLogstashFields.map(function (field) {
     field.displayName = field.name;
-    var type = fieldTypes.byName[field.type];
+    let type = fieldTypes.byName[field.type];
     if (!type) throw new TypeError('unknown type ' + field.type);
     if (!_.has(field, 'sortable')) field.sortable = type.sortable;
     if (!_.has(field, 'filterable')) field.filterable = type.filterable;
     return field;
   });
 
-  var indexPattern = new StubIndexPattern('logstash-*', 'time', fields);
+  let indexPattern = new StubIndexPattern('logstash-*', 'time', fields);
   indexPattern.id = 'logstash-*';
 
   return indexPattern;

src/fixtures/stubbed_search_source.js

@@ -3,8 +3,8 @@ import searchResponse from 'fixtures/search_response';
 import FixturesStubbedLogstashIndexPatternProvider from 'fixtures/stubbed_logstash_index_pattern';
 
 export default function stubSearchSource(Private, $q, Promise) {
-  var deferedResult = $q.defer();
-  var indexPattern = Private(FixturesStubbedLogstashIndexPatternProvider);
+  let deferedResult = $q.defer();
+  let indexPattern = Private(FixturesStubbedLogstashIndexPatternProvider);
 
   return {
     sort: sinon.spy(),

src/fixtures/vislib/_vis_fixture.js

@@ -2,7 +2,7 @@ import _ from 'lodash';
 import $ from 'jquery';
 import VislibVisProvider from 'ui/vislib/vis';
 
-var $visCanvas = $('<div>')
+let $visCanvas = $('<div>')
   .attr('id', 'vislib-vis-fixtures')
   .css({
     height: '500px',
@@ -15,8 +15,8 @@ var $visCanvas = $('<div>')
   })
   .appendTo('body');
 
-var count = 0;
-var visHeight = $visCanvas.height();
+let count = 0;
+let visHeight = $visCanvas.height();
 
 $visCanvas.new = function () {
   count += 1;
@@ -32,7 +32,7 @@ afterEach(function () {
 
 module.exports = function VislibFixtures(Private) {
   return function (visLibParams) {
-    var Vis = Private(VislibVisProvider);
+    let Vis = Private(VislibVisProvider);
     return new Vis($visCanvas.new(), _.defaults({}, visLibParams || {}, {
       shareYAxis: true,
       addTooltip: true,

src/optimize/babel_options.build.js

@@ -1,5 +1,5 @@
 import { cloneDeep } from 'lodash';
-var fromRoot = require('path').resolve.bind(null, __dirname, '../../');
+let fromRoot = require('path').resolve.bind(null, __dirname, '../../');
 
 if (!process.env.BABEL_CACHE_PATH) {
   process.env.BABEL_CACHE_PATH = fromRoot('optimize/.babelcache.json');

src/optimize/babel_options.js

@@ -1,5 +1,8 @@
-var cloneDeep = require('lodash').cloneDeep;
-var fromRoot = require('path').resolve.bind(null, __dirname, '../../');
+// this file is not transpiled
+'use strict'; // eslint-disable-line strict
+
+let cloneDeep = require('lodash').cloneDeep;
+let fromRoot = require('path').resolve.bind(null, __dirname, '../../');
 
 if (!process.env.BABEL_CACHE_PATH) {
   process.env.BABEL_CACHE_PATH = fromRoot('optimize/.babelcache.json');

src/plugins/kbn_doc_views/public/views/table.js

@@ -26,7 +26,7 @@ docViewsRegistry.register(function () {
         };
 
         $scope.showArrayInObjectsWarning = function (row, field) {
-          var value = $scope.flattened[field];
+          let value = $scope.flattened[field];
           return _.isArray(value) && typeof value[0] === 'object';
         };
       }