ddd-jquery/selector-native.js

de-bowerified, de-amdified, de-gruntified... jQuery.

var jQuery = require('./core');
var docElem = window.document.documentElement, selector_hasDuplicate, matches = docElem.webkitMatchesSelector || docElem.mozMatchesSelector || docElem.oMatchesSelector || docElem.msMatchesSelector, selector_sortOrder = function (a, b) {
        if (a === b) {
            selector_hasDuplicate = true;
            return 0;
        }
        var compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition(b);
        if (compare) {
            if (compare & 1) {
                if (a === document || jQuery.contains(document, a)) {
                    return -1;
                }
                if (b === document || jQuery.contains(document, b)) {
                    return 1;
                }
                return 0;
            }
            return compare & 4 ? -1 : 1;
        }
        return a.compareDocumentPosition ? -1 : 1;
    };
jQuery.extend({
    find: function (selector, context, results, seed) {
        var elem, nodeType, i = 0;
        results = results || [];
        context = context || document;
        if (!selector || typeof selector !== 'string') {
            return results;
        }
        if ((nodeType = context.nodeType) !== 1 && nodeType !== 9) {
            return [];
        }
        if (seed) {
            while (elem = seed[i++]) {
                if (jQuery.find.matchesSelector(elem, selector)) {
                    results.push(elem);
                }
            }
        } else {
            jQuery.merge(results, context.querySelectorAll(selector));
        }
        return results;
    },
    unique: function (results) {
        var elem, duplicates = [], i = 0, j = 0;
        selector_hasDuplicate = false;
        results.sort(selector_sortOrder);
        if (selector_hasDuplicate) {
            while (elem = results[i++]) {
                if (elem === results[i]) {
                    j = duplicates.push(i);
                }
            }
            while (j--) {
                results.splice(duplicates[j], 1);
            }
        }
        return results;
    },
    text: function (elem) {
        var node, ret = '', i = 0, nodeType = elem.nodeType;
        if (!nodeType) {
            while (node = elem[i++]) {
                ret += jQuery.text(node);
            }
        } else if (nodeType === 1 || nodeType === 9 || nodeType === 11) {
            return elem.textContent;
        } else if (nodeType === 3 || nodeType === 4) {
            return elem.nodeValue;
        }
        return ret;
    },
    contains: function (a, b) {
        var adown = a.nodeType === 9 ? a.documentElement : a, bup = b && b.parentNode;
        return a === bup || !!(bup && bup.nodeType === 1 && adown.contains(bup));
    },
    isXMLDoc: function (elem) {
        return (elem.ownerDocument || elem).documentElement.nodeName !== 'HTML';
    },
    expr: {
        attrHandle: {},
        match: {
            bool: /^(?:checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped)$/i,
            needsContext: /^[\x20\t\r\n\f]*[>+~]/
        }
    }
});
jQuery.extend(jQuery.find, {
    matches: function (expr, elements) {
        return jQuery.find(expr, null, null, elements);
    },
    matchesSelector: function (elem, expr) {
        return matches.call(elem, expr);
    },
    attr: function (elem, name) {
        return elem.getAttribute(name);
    }
});