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keksAccountGUI/node_modulesOLD/css-select/index.js
2019-08-11 20:48:02 +02:00

94 lines
2.8 KiB
JavaScript

"use strict";
module.exports = CSSselect;
var DomUtils = require("domutils");
var falseFunc = require("boolbase").falseFunc;
var compileRaw = require("./lib/compile.js");
function wrapCompile(func) {
return function addAdapter(selector, options, context) {
options = options || {};
options.adapter = options.adapter || DomUtils;
return func(selector, options, context);
};
}
var compile = wrapCompile(compileRaw);
var compileUnsafe = wrapCompile(compileRaw.compileUnsafe);
function getSelectorFunc(searchFunc) {
return function select(query, elems, options) {
options = options || {};
options.adapter = options.adapter || DomUtils;
if (typeof query !== "function") {
query = compileUnsafe(query, options, elems);
}
if (query.shouldTestNextSiblings) {
elems = appendNextSiblings((options && options.context) || elems, options.adapter);
}
if (!Array.isArray(elems)) elems = options.adapter.getChildren(elems);
else elems = options.adapter.removeSubsets(elems);
return searchFunc(query, elems, options);
};
}
function getNextSiblings(elem, adapter) {
var siblings = adapter.getSiblings(elem);
if (!Array.isArray(siblings)) return [];
siblings = siblings.slice(0);
while (siblings.shift() !== elem);
return siblings;
}
function appendNextSiblings(elems, adapter) {
// Order matters because jQuery seems to check the children before the siblings
if (!Array.isArray(elems)) elems = [elems];
var newElems = elems.slice(0);
for (var i = 0, len = elems.length; i < len; i++) {
var nextSiblings = getNextSiblings(newElems[i], adapter);
newElems.push.apply(newElems, nextSiblings);
}
return newElems;
}
var selectAll = getSelectorFunc(function selectAll(query, elems, options) {
return query === falseFunc || !elems || elems.length === 0 ? [] : options.adapter.findAll(query, elems);
});
var selectOne = getSelectorFunc(function selectOne(query, elems, options) {
return query === falseFunc || !elems || elems.length === 0 ? null : options.adapter.findOne(query, elems);
});
function is(elem, query, options) {
options = options || {};
options.adapter = options.adapter || DomUtils;
return (typeof query === "function" ? query : compile(query, options))(elem);
}
/*
the exported interface
*/
function CSSselect(query, elems, options) {
return selectAll(query, elems, options);
}
CSSselect.compile = compile;
CSSselect.filters = compileRaw.Pseudos.filters;
CSSselect.pseudos = compileRaw.Pseudos.pseudos;
CSSselect.selectAll = selectAll;
CSSselect.selectOne = selectOne;
CSSselect.is = is;
//legacy methods (might be removed)
CSSselect.parse = compile;
CSSselect.iterate = selectAll;
//hooks
CSSselect._compileUnsafe = compileUnsafe;
CSSselect._compileToken = compileRaw.compileToken;