angular2
Version:
Angular 2 - a web framework for modern web apps
125 lines (124 loc) • 5.37 kB
JavaScript
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
import { Injectable } from 'angular2/core';
import { ListWrapper } from 'angular2/src/facade/collection';
import { DOM } from 'angular2/src/platform/dom/dom_adapter';
import { isPresent, isString, RegExpWrapper, StringWrapper } from 'angular2/src/facade/lang';
export let Log = class Log {
constructor() {
this.logItems = [];
}
add(value) { this.logItems.push(value); }
fn(value) {
return (a1 = null, a2 = null, a3 = null, a4 = null, a5 = null) => {
this.logItems.push(value);
};
}
clear() { this.logItems = []; }
result() { return this.logItems.join("; "); }
};
Log = __decorate([
Injectable(),
__metadata('design:paramtypes', [])
], Log);
export var browserDetection = null;
export class BrowserDetection {
constructor(ua) {
if (isPresent(ua)) {
this._ua = ua;
}
else {
this._ua = isPresent(DOM) ? DOM.getUserAgent() : '';
}
}
static setup() { browserDetection = new BrowserDetection(null); }
get isFirefox() { return this._ua.indexOf('Firefox') > -1; }
get isAndroid() {
return this._ua.indexOf('Mozilla/5.0') > -1 && this._ua.indexOf('Android') > -1 &&
this._ua.indexOf('AppleWebKit') > -1 && this._ua.indexOf('Chrome') == -1;
}
get isEdge() { return this._ua.indexOf('Edge') > -1; }
get isIE() { return this._ua.indexOf('Trident') > -1; }
get isWebkit() {
return this._ua.indexOf('AppleWebKit') > -1 && this._ua.indexOf('Edge') == -1;
}
get isIOS7() {
return this._ua.indexOf('iPhone OS 7') > -1 || this._ua.indexOf('iPad OS 7') > -1;
}
get isSlow() { return this.isAndroid || this.isIE || this.isIOS7; }
// The Intl API is only properly supported in recent Chrome and Opera.
// Note: Edge is disguised as Chrome 42, so checking the "Edge" part is needed,
// see https://msdn.microsoft.com/en-us/library/hh869301(v=vs.85).aspx
get supportsIntlApi() {
return this._ua.indexOf('Chrome/4') > -1 && this._ua.indexOf('Edge') == -1;
}
}
export function dispatchEvent(element, eventType) {
DOM.dispatchEvent(element, DOM.createEvent(eventType));
}
export function el(html) {
return DOM.firstChild(DOM.content(DOM.createTemplate(html)));
}
var _RE_SPECIAL_CHARS = ['-', '[', ']', '/', '{', '}', '\\', '(', ')', '*', '+', '?', '.', '^', '$', '|'];
var _ESCAPE_RE = RegExpWrapper.create(`[\\${_RE_SPECIAL_CHARS.join('\\')}]`);
export function containsRegexp(input) {
return RegExpWrapper.create(StringWrapper.replaceAllMapped(input, _ESCAPE_RE, (match) => `\\${match[0]}`));
}
export function normalizeCSS(css) {
css = StringWrapper.replaceAll(css, /\s+/g, ' ');
css = StringWrapper.replaceAll(css, /:\s/g, ':');
css = StringWrapper.replaceAll(css, /'/g, '"');
css = StringWrapper.replaceAll(css, / }/g, '}');
css = StringWrapper.replaceAllMapped(css, /url\((\"|\s)(.+)(\"|\s)\)(\s*)/g, (match) => `url("${match[2]}")`);
css = StringWrapper.replaceAllMapped(css, /\[(.+)=([^"\]]+)\]/g, (match) => `[${match[1]}="${match[2]}"]`);
return css;
}
var _singleTagWhitelist = ['br', 'hr', 'input'];
export function stringifyElement(el) {
var result = '';
if (DOM.isElementNode(el)) {
var tagName = DOM.tagName(el).toLowerCase();
// Opening tag
result += `<${tagName}`;
// Attributes in an ordered way
var attributeMap = DOM.attributeMap(el);
var keys = [];
attributeMap.forEach((v, k) => keys.push(k));
ListWrapper.sort(keys);
for (let i = 0; i < keys.length; i++) {
var key = keys[i];
var attValue = attributeMap.get(key);
if (!isString(attValue)) {
result += ` ${key}`;
}
else {
result += ` ${key}="${attValue}"`;
}
}
result += '>';
// Children
var childrenRoot = DOM.templateAwareRoot(el);
var children = isPresent(childrenRoot) ? DOM.childNodes(childrenRoot) : [];
for (let j = 0; j < children.length; j++) {
result += stringifyElement(children[j]);
}
// Closing tag
if (!ListWrapper.contains(_singleTagWhitelist, tagName)) {
result += `</${tagName}>`;
}
}
else if (DOM.isCommentNode(el)) {
result += `<!--${DOM.nodeValue(el)}-->`;
}
else {
result += DOM.getText(el);
}
return result;
}