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Viewing / Editing File: attributes.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.attributeRules = void 0;
var boolbase_1 = require("boolbase");
/**
 * All reserved characters in a regex, used for escaping.
 *
 * Taken from XRegExp, (c) 2007-2020 Steven Levithan under the MIT license
 * https://github.com/slevithan/xregexp/blob/95eeebeb8fac8754d54eafe2b4743661ac1cf028/src/xregexp.js#L794
 */
var reChars = /[-[\]{}()*+?.,\\^$|#\s]/g;
function escapeRegex(value) {
    return value.replace(reChars, "\\$&");
}
/**
 * Attribute selectors
 */
exports.attributeRules = {
    equals: function (next, data, _a) {
        var adapter = _a.adapter;
        var name = data.name;
        var value = data.value;
        if (data.ignoreCase) {
            value = value.toLowerCase();
            return function (elem) {
                var attr = adapter.getAttributeValue(elem, name);
                return (attr != null &&
                    attr.length === value.length &&
                    attr.toLowerCase() === value &&
                    next(elem));
            };
        }
        return function (elem) {
            return adapter.getAttributeValue(elem, name) === value && next(elem);
        };
    },
    hyphen: function (next, data, _a) {
        var adapter = _a.adapter;
        var name = data.name;
        var value = data.value;
        var len = value.length;
        if (data.ignoreCase) {
            value = value.toLowerCase();
            return function hyphenIC(elem) {
                var attr = adapter.getAttributeValue(elem, name);
                return (attr != null &&
                    (attr.length === len || attr.charAt(len) === "-") &&
                    attr.substr(0, len).toLowerCase() === value &&
                    next(elem));
            };
        }
        return function hyphen(elem) {
            var attr = adapter.getAttributeValue(elem, name);
            return (attr != null &&
                (attr.length === len || attr.charAt(len) === "-") &&
                attr.substr(0, len) === value &&
                next(elem));
        };
    },
    element: function (next, _a, _b) {
        var name = _a.name, value = _a.value, ignoreCase = _a.ignoreCase;
        var adapter = _b.adapter;
        if (/\s/.test(value)) {
            return boolbase_1.falseFunc;
        }
        var regex = new RegExp("(?:^|\\s)".concat(escapeRegex(value), "(?:$|\\s)"), ignoreCase ? "i" : "");
        return function element(elem) {
            var attr = adapter.getAttributeValue(elem, name);
            return (attr != null &&
                attr.length >= value.length &&
                regex.test(attr) &&
                next(elem));
        };
    },
    exists: function (next, _a, _b) {
        var name = _a.name;
        var adapter = _b.adapter;
        return function (elem) { return adapter.hasAttrib(elem, name) && next(elem); };
    },
    start: function (next, data, _a) {
        var adapter = _a.adapter;
        var name = data.name;
        var value = data.value;
        var len = value.length;
        if (len === 0) {
            return boolbase_1.falseFunc;
        }
        if (data.ignoreCase) {
            value = value.toLowerCase();
            return function (elem) {
                var attr = adapter.getAttributeValue(elem, name);
                return (attr != null &&
                    attr.length >= len &&
                    attr.substr(0, len).toLowerCase() === value &&
                    next(elem));
            };
        }
        return function (elem) {
            var _a;
            return !!((_a = adapter.getAttributeValue(elem, name)) === null || _a === void 0 ? void 0 : _a.startsWith(value)) &&
                next(elem);
        };
    },
    end: function (next, data, _a) {
        var adapter = _a.adapter;
        var name = data.name;
        var value = data.value;
        var len = -value.length;
        if (len === 0) {
            return boolbase_1.falseFunc;
        }
        if (data.ignoreCase) {
            value = value.toLowerCase();
            return function (elem) {
                var _a;
                return ((_a = adapter
                    .getAttributeValue(elem, name)) === null || _a === void 0 ? void 0 : _a.substr(len).toLowerCase()) === value && next(elem);
            };
        }
        return function (elem) {
            var _a;
            return !!((_a = adapter.getAttributeValue(elem, name)) === null || _a === void 0 ? void 0 : _a.endsWith(value)) &&
                next(elem);
        };
    },
    any: function (next, data, _a) {
        var adapter = _a.adapter;
        var name = data.name, value = data.value;
        if (value === "") {
            return boolbase_1.falseFunc;
        }
        if (data.ignoreCase) {
            var regex_1 = new RegExp(escapeRegex(value), "i");
            return function anyIC(elem) {
                var attr = adapter.getAttributeValue(elem, name);
                return (attr != null &&
                    attr.length >= value.length &&
                    regex_1.test(attr) &&
                    next(elem));
            };
        }
        return function (elem) {
            var _a;
            return !!((_a = adapter.getAttributeValue(elem, name)) === null || _a === void 0 ? void 0 : _a.includes(value)) &&
                next(elem);
        };
    },
    not: function (next, data, _a) {
        var adapter = _a.adapter;
        var name = data.name;
        var value = data.value;
        if (value === "") {
            return function (elem) {
                return !!adapter.getAttributeValue(elem, name) && next(elem);
            };
        }
        else if (data.ignoreCase) {
            value = value.toLowerCase();
            return function (elem) {
                var attr = adapter.getAttributeValue(elem, name);
                return ((attr == null ||
                    attr.length !== value.length ||
                    attr.toLowerCase() !== value) &&
                    next(elem));
            };
        }
        return function (elem) {
            return adapter.getAttributeValue(elem, name) !== value && next(elem);
        };
    },
};

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