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Prefer const/let over var

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This commit is contained in:
Juanjo Diaz
2018-05-24 00:27:09 +03:00
parent cdb860ad84
commit 2b5f94fa6a
42 changed files with 1091 additions and 1131 deletions
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48
app/localization.js
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@@ -21,25 +21,24 @@ export function Localizer() {
Localizer.prototype = {
// Configure suitable language based on user preferences
setup: function (supportedLanguages) {
var userLanguages;
this.language = 'en'; // Default: US English
/*
* Navigator.languages only available in Chrome (32+) and FireFox (32+)
* Fall back to navigator.language for other browsers
*/
let userLanguages;
if (typeof window.navigator.languages == 'object') {
userLanguages = window.navigator.languages;
} else {
userLanguages = [navigator.language || navigator.userLanguage];
}
for (var i = 0;i < userLanguages.length;i++) {
var userLang = userLanguages[i];
userLang = userLang.toLowerCase();
userLang = userLang.replace("_", "-");
userLang = userLang.split("-");
for (let i = 0;i < userLanguages.length;i++) {
const userLang = userLanguages[i]
.toLowerCase()
.replace("_", "-")
.split("-");
// Built-in default?
if ((userLang[0] === 'en') &&
@@ -48,12 +47,11 @@ Localizer.prototype = {
}
// First pass: perfect match
var j;
for (j = 0; j < supportedLanguages.length; j++) {
var supLang = supportedLanguages[j];
supLang = supLang.toLowerCase();
supLang = supLang.replace("_", "-");
supLang = supLang.split("-");
for (let j = 0; j < supportedLanguages.length; j++) {
const supLang = supportedLanguages[j]
.toLowerCase()
.replace("_", "-")
.split("-");
if (userLang[0] !== supLang[0])
continue;
@@ -65,11 +63,11 @@ Localizer.prototype = {
}
// Second pass: fallback
for (j = 0;j < supportedLanguages.length;j++) {
supLang = supportedLanguages[j];
supLang = supLang.toLowerCase();
supLang = supLang.replace("_", "-");
supLang = supLang.split("-");
for (let j = 0;j < supportedLanguages.length;j++) {
const supLang = supportedLanguages[j]
.toLowerCase()
.replace("_", "-")
.split("-");
if (userLang[0] !== supLang[0])
continue;
@@ -94,21 +92,19 @@ Localizer.prototype = {
// Traverses the DOM and translates relevant fields
// See https://html.spec.whatwg.org/multipage/dom.html#attr-translate
translateDOM: function () {
var self = this;
const self = this;
function process(elem, enabled) {
function isAnyOf(searchElement, items) {
return items.indexOf(searchElement) !== -1;
}
function translateAttribute(elem, attr) {
var str = elem.getAttribute(attr);
str = self.get(str);
const str = self.get(elem.getAttribute(attr));
elem.setAttribute(attr, str);
}
function translateTextNode(node) {
var str = node.data.trim();
str = self.get(str);
const str = self.get(node.data.trim());
node.data = str;
}
@@ -153,8 +149,8 @@ Localizer.prototype = {
}
}
for (var i = 0;i < elem.childNodes.length;i++) {
var node = elem.childNodes[i];
for (let i = 0; i < elem.childNodes.length; i++) {
const node = elem.childNodes[i];
if (node.nodeType === node.ELEMENT_NODE) {
process(node, enabled);
} else if (node.nodeType === node.TEXT_NODE && enabled) {
@@ -167,5 +163,5 @@ Localizer.prototype = {
},
};
export var l10n = new Localizer();
export const l10n = new Localizer();
export default l10n.get.bind(l10n);