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Update dom.

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This commit is contained in:
Lars Jung 2016-06-26 17:07:43 +02:00
parent cfbae4c5d5
commit 6b3ba18da1
1 changed files with 19 additions and 34 deletions
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51
src/_h5ai/public/js/lib/dom.js
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@ -4,33 +4,24 @@ const {each, filter, hasLength, is, isStr, map, isInstanceOf, toArray} = require
const doc = win.document;
const createElement = name => doc.createElement(name);
const CONTAINER_DIV = createElement('div');
const CONTAINER_TABLE = createElement('table');
const CONTAINER_TBODY = createElement('tbody');
const CONTAINER_TR = createElement('tr');
const CONTAINER_COLGROUP = createElement('colgroup');
const publish = (obj, arr) => {
each(arr, (el, idx) => {
obj[idx] = el;
});
obj.length = arr.length;
};
const reReady = /^(i|c|loade)/;
const containers = [
{re: /^<t(head|body|foot)|^<c(ap|olg)/i, el: createElement('table')},
{re: /^<col/i, el: createElement('colgroup')},
{re: /^<tr/i, el: createElement('tbody')},
{re: /^<t[dh]/i, el: createElement('tr')}
];
const containerDiv = createElement('div');
const findContainer = str => {
if (/^<t(head|body|foot)|^<c(ap|olg)/i.test(str)) {
return CONTAINER_TABLE;
for (const {re, el} of containers) {
if (re.test(str)) {
return el;
}
if (/^<col/i.test(str)) {
return CONTAINER_COLGROUP;
}
if (/^<tr/i.test(str)) {
return CONTAINER_TBODY;
}
if (/^<t[dh]/i.test(str)) {
return CONTAINER_TR;
}
return CONTAINER_DIV;
return containerDiv;
};
const parseHtml = str => {
@ -42,9 +33,9 @@ const parseHtml = str => {
return res;
};
const queryAll = (selector, context) => {
const queryAll = (selector, context = doc) => {
try {
return toArray((context || doc).querySelectorAll(selector));
return toArray(context.querySelectorAll(selector));
} catch (err) {/* ignore */}
return [];
};
@ -58,7 +49,7 @@ const addListener = (el, type, fn) => el.addEventListener(type, fn);
const removeListener = (el, type, fn) => el.removeEventListener(type, fn);
const onReady = fn => {
if (/^(i|c|loade)/.test(doc.readyState)) {
if (reReady.test(doc.readyState)) {
fn();
} else {
addListener(doc, 'DOMContentLoaded', fn);
@ -97,9 +88,7 @@ const dom = arg => {
}
els = filter(els, isElDocWin);
const inst = Object.create(dom.prototype);
publish(inst, els);
return inst;
return Object.assign(Object.create(dom.prototype), els, {length: els.length});
};
dom.prototype = {
@ -115,11 +104,7 @@ dom.prototype = {
},
find(selector) {
let els = [];
this.each(el => {
els = els.concat(queryAll(selector, el));
});
return dom(els);
return dom([].concat(...this.map(el => queryAll(selector, el))));
},
on(type, fn) {