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							690 lines
						
					
					
						
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							690 lines
						
					
					
						
							27 KiB
						
					
					
				(function (global, factory) {
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    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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    typeof define === 'function' && define.amd ? define(['exports'], factory) :
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    (global = global || self, factory(global.sift = {}));
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}(this, (function (exports) { 'use strict';
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    /*! *****************************************************************************
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    Copyright (c) Microsoft Corporation.
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    Permission to use, copy, modify, and/or distribute this software for any
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    purpose with or without fee is hereby granted.
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    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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    REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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    AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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    INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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    LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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    OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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    PERFORMANCE OF THIS SOFTWARE.
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    ***************************************************************************** */
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						|
    /* global Reflect, Promise */
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 | 
						|
    var extendStatics = function(d, b) {
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        extendStatics = Object.setPrototypeOf ||
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            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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        return extendStatics(d, b);
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    };
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    function __extends(d, b) {
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        extendStatics(d, b);
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        function __() { this.constructor = d; }
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        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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    }
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						|
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						|
    var typeChecker = function (type) {
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        var typeString = "[object " + type + "]";
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        return function (value) {
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            return getClassName(value) === typeString;
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        };
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    };
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						|
    var getClassName = function (value) { return Object.prototype.toString.call(value); };
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						|
    var comparable = function (value) {
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						|
        if (value instanceof Date) {
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            return value.getTime();
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        }
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						|
        else if (isArray(value)) {
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            return value.map(comparable);
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        }
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						|
        else if (value && typeof value.toJSON === "function") {
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            return value.toJSON();
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        }
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						|
        return value;
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						|
    };
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						|
    var isArray = typeChecker("Array");
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						|
    var isObject = typeChecker("Object");
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						|
    var isFunction = typeChecker("Function");
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						|
    var isVanillaObject = function (value) {
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        return (value &&
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            (value.constructor === Object ||
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                value.constructor === Array ||
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						|
                value.constructor.toString() === "function Object() { [native code] }" ||
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                value.constructor.toString() === "function Array() { [native code] }") &&
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            !value.toJSON);
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						|
    };
 | 
						|
    var equals = function (a, b) {
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						|
        if (a == null && a == b) {
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            return true;
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						|
        }
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						|
        if (a === b) {
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            return true;
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        }
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						|
        if (Object.prototype.toString.call(a) !== Object.prototype.toString.call(b)) {
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            return false;
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        }
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						|
        if (isArray(a)) {
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						|
            if (a.length !== b.length) {
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                return false;
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            }
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            for (var i = 0, length_1 = a.length; i < length_1; i++) {
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                if (!equals(a[i], b[i]))
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                    return false;
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            }
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            return true;
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        }
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						|
        else if (isObject(a)) {
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						|
            if (Object.keys(a).length !== Object.keys(b).length) {
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                return false;
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						|
            }
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						|
            for (var key in a) {
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                if (!equals(a[key], b[key]))
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                    return false;
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            }
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            return true;
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        }
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        return false;
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    };
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 | 
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    /**
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     * Walks through each value given the context - used for nested operations. E.g:
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     * { "person.address": { $eq: "blarg" }}
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     */
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    var walkKeyPathValues = function (item, keyPath, next, depth, key, owner) {
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        var currentKey = keyPath[depth];
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        // if array, then try matching. Might fall through for cases like:
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        // { $eq: [1, 2, 3] }, [ 1, 2, 3 ].
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        if (isArray(item) && isNaN(Number(currentKey))) {
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            for (var i = 0, length_1 = item.length; i < length_1; i++) {
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                // if FALSE is returned, then terminate walker. For operations, this simply
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						|
                // means that the search critera was met.
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                if (!walkKeyPathValues(item[i], keyPath, next, depth, i, item)) {
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                    return false;
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                }
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            }
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        }
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        if (depth === keyPath.length || item == null) {
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            return next(item, key, owner);
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        }
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        return walkKeyPathValues(item[currentKey], keyPath, next, depth + 1, currentKey, item);
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    };
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    var BaseOperation = /** @class */ (function () {
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        function BaseOperation(params, owneryQuery, options) {
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            this.params = params;
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            this.owneryQuery = owneryQuery;
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            this.options = options;
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						|
            this.init();
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        }
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						|
        BaseOperation.prototype.init = function () { };
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        BaseOperation.prototype.reset = function () {
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            this.done = false;
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            this.keep = false;
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        };
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        return BaseOperation;
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    }());
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    var NamedBaseOperation = /** @class */ (function (_super) {
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        __extends(NamedBaseOperation, _super);
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        function NamedBaseOperation(params, owneryQuery, options, name) {
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            var _this = _super.call(this, params, owneryQuery, options) || this;
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            _this.name = name;
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            return _this;
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        }
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        return NamedBaseOperation;
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    }(BaseOperation));
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    var GroupOperation = /** @class */ (function (_super) {
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        __extends(GroupOperation, _super);
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        function GroupOperation(params, owneryQuery, options, children) {
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            var _this = _super.call(this, params, owneryQuery, options) || this;
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            _this.children = children;
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            return _this;
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        }
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        /**
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         */
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        GroupOperation.prototype.reset = function () {
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            this.keep = false;
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            this.done = false;
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            for (var i = 0, length_2 = this.children.length; i < length_2; i++) {
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                this.children[i].reset();
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            }
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        };
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        /**
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         */
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        GroupOperation.prototype.childrenNext = function (item, key, owner) {
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            var done = true;
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            var keep = true;
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            for (var i = 0, length_3 = this.children.length; i < length_3; i++) {
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                var childOperation = this.children[i];
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                childOperation.next(item, key, owner);
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                if (!childOperation.keep) {
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                    keep = false;
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                }
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						|
                if (childOperation.done) {
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						|
                    if (!childOperation.keep) {
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                        break;
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                    }
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                }
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                else {
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                    done = false;
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                }
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            }
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            this.done = done;
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            this.keep = keep;
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        };
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        return GroupOperation;
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    }(BaseOperation));
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    var NamedGroupOperation = /** @class */ (function (_super) {
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        __extends(NamedGroupOperation, _super);
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        function NamedGroupOperation(params, owneryQuery, options, children, name) {
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            var _this = _super.call(this, params, owneryQuery, options, children) || this;
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            _this.name = name;
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            return _this;
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        }
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        return NamedGroupOperation;
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    }(GroupOperation));
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    var QueryOperation = /** @class */ (function (_super) {
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        __extends(QueryOperation, _super);
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        function QueryOperation() {
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            return _super !== null && _super.apply(this, arguments) || this;
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        }
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        /**
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         */
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        QueryOperation.prototype.next = function (item, key, parent) {
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            this.childrenNext(item, key, parent);
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        };
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        return QueryOperation;
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    }(GroupOperation));
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    var NestedOperation = /** @class */ (function (_super) {
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        __extends(NestedOperation, _super);
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        function NestedOperation(keyPath, params, owneryQuery, options, children) {
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            var _this = _super.call(this, params, owneryQuery, options, children) || this;
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            _this.keyPath = keyPath;
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						|
            /**
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             */
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            _this._nextNestedValue = function (value, key, owner) {
 | 
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                _this.childrenNext(value, key, owner);
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						|
                return !_this.done;
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            };
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            return _this;
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        }
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        /**
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         */
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        NestedOperation.prototype.next = function (item, key, parent) {
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            walkKeyPathValues(item, this.keyPath, this._nextNestedValue, 0, key, parent);
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        };
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        return NestedOperation;
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    }(GroupOperation));
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    var createTester = function (a, compare) {
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						|
        if (a instanceof Function) {
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            return a;
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						|
        }
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						|
        if (a instanceof RegExp) {
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						|
            return function (b) {
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                var result = typeof b === "string" && a.test(b);
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						|
                a.lastIndex = 0;
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						|
                return result;
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						|
            };
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						|
        }
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						|
        var comparableA = comparable(a);
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        return function (b) { return compare(comparableA, comparable(b)); };
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						|
    };
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						|
    var EqualsOperation = /** @class */ (function (_super) {
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        __extends(EqualsOperation, _super);
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						|
        function EqualsOperation() {
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            return _super !== null && _super.apply(this, arguments) || this;
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        }
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        EqualsOperation.prototype.init = function () {
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            this._test = createTester(this.params, this.options.compare);
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						|
        };
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						|
        EqualsOperation.prototype.next = function (item, key, parent) {
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						|
            if (!Array.isArray(parent) || parent.hasOwnProperty(key)) {
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						|
                if (this._test(item, key, parent)) {
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						|
                    this.done = true;
 | 
						|
                    this.keep = true;
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						|
                }
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						|
            }
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						|
        };
 | 
						|
        return EqualsOperation;
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						|
    }(BaseOperation));
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						|
    var createEqualsOperation = function (params, owneryQuery, options) { return new EqualsOperation(params, owneryQuery, options); };
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						|
    var NopeOperation = /** @class */ (function (_super) {
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						|
        __extends(NopeOperation, _super);
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						|
        function NopeOperation() {
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						|
            return _super !== null && _super.apply(this, arguments) || this;
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						|
        }
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        NopeOperation.prototype.next = function () {
 | 
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            this.done = true;
 | 
						|
            this.keep = false;
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						|
        };
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        return NopeOperation;
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    }(BaseOperation));
 | 
						|
    var numericalOperationCreator = function (createNumericalOperation) { return function (params, owneryQuery, options, name) {
 | 
						|
        if (params == null) {
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            return new NopeOperation(params, owneryQuery, options);
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						|
        }
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        return createNumericalOperation(params, owneryQuery, options, name);
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    }; };
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    var numericalOperation = function (createTester) {
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        return numericalOperationCreator(function (params, owneryQuery, options) {
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            var typeofParams = typeof comparable(params);
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            var test = createTester(params);
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            return new EqualsOperation(function (b) {
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                return typeof comparable(b) === typeofParams && test(b);
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						|
            }, owneryQuery, options);
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						|
        });
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						|
    };
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    var createNamedOperation = function (name, params, parentQuery, options) {
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        var operationCreator = options.operations[name];
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						|
        if (!operationCreator) {
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            throw new Error("Unsupported operation: " + name);
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						|
        }
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						|
        return operationCreator(params, parentQuery, options, name);
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						|
    };
 | 
						|
    var containsOperation = function (query) {
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						|
        for (var key in query) {
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						|
            if (key.charAt(0) === "$")
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                return true;
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						|
        }
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        return false;
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						|
    };
 | 
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    var createNestedOperation = function (keyPath, nestedQuery, owneryQuery, options) {
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						|
        if (containsOperation(nestedQuery)) {
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						|
            var _a = createQueryOperations(nestedQuery, options), selfOperations = _a[0], nestedOperations = _a[1];
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						|
            if (nestedOperations.length) {
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                throw new Error("Property queries must contain only operations, or exact objects.");
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						|
            }
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            return new NestedOperation(keyPath, nestedQuery, owneryQuery, options, selfOperations);
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						|
        }
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        return new NestedOperation(keyPath, nestedQuery, owneryQuery, options, [
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            new EqualsOperation(nestedQuery, owneryQuery, options)
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        ]);
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						|
    };
 | 
						|
    var createQueryOperation = function (query, owneryQuery, _a) {
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						|
        if (owneryQuery === void 0) { owneryQuery = null; }
 | 
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        var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
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						|
        var options = {
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            compare: compare || equals,
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            operations: Object.assign({}, operations || {})
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        };
 | 
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        var _c = createQueryOperations(query, options), selfOperations = _c[0], nestedOperations = _c[1];
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						|
        var ops = [];
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						|
        if (selfOperations.length) {
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						|
            ops.push(new NestedOperation([], query, owneryQuery, options, selfOperations));
 | 
						|
        }
 | 
						|
        ops.push.apply(ops, nestedOperations);
 | 
						|
        if (ops.length === 1) {
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						|
            return ops[0];
 | 
						|
        }
 | 
						|
        return new QueryOperation(query, owneryQuery, options, ops);
 | 
						|
    };
 | 
						|
    var createQueryOperations = function (query, options) {
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						|
        var selfOperations = [];
 | 
						|
        var nestedOperations = [];
 | 
						|
        if (!isVanillaObject(query)) {
 | 
						|
            selfOperations.push(new EqualsOperation(query, query, options));
 | 
						|
            return [selfOperations, nestedOperations];
 | 
						|
        }
 | 
						|
        for (var key in query) {
 | 
						|
            if (key.charAt(0) === "$") {
 | 
						|
                var op = createNamedOperation(key, query[key], query, options);
 | 
						|
                // probably just a flag for another operation (like $options)
 | 
						|
                if (op != null) {
 | 
						|
                    selfOperations.push(op);
 | 
						|
                }
 | 
						|
            }
 | 
						|
            else {
 | 
						|
                nestedOperations.push(createNestedOperation(key.split("."), query[key], query, options));
 | 
						|
            }
 | 
						|
        }
 | 
						|
        return [selfOperations, nestedOperations];
 | 
						|
    };
 | 
						|
    var createOperationTester = function (operation) { return function (item, key, owner) {
 | 
						|
        operation.reset();
 | 
						|
        operation.next(item, key, owner);
 | 
						|
        return operation.keep;
 | 
						|
    }; };
 | 
						|
    var createQueryTester = function (query, options) {
 | 
						|
        if (options === void 0) { options = {}; }
 | 
						|
        return createOperationTester(createQueryOperation(query, null, options));
 | 
						|
    };
 | 
						|
 | 
						|
    var $Ne = /** @class */ (function (_super) {
 | 
						|
        __extends($Ne, _super);
 | 
						|
        function $Ne() {
 | 
						|
            return _super !== null && _super.apply(this, arguments) || this;
 | 
						|
        }
 | 
						|
        $Ne.prototype.init = function () {
 | 
						|
            this._test = createTester(this.params, this.options.compare);
 | 
						|
        };
 | 
						|
        $Ne.prototype.reset = function () {
 | 
						|
            _super.prototype.reset.call(this);
 | 
						|
            this.keep = true;
 | 
						|
        };
 | 
						|
        $Ne.prototype.next = function (item) {
 | 
						|
            if (this._test(item)) {
 | 
						|
                this.done = true;
 | 
						|
                this.keep = false;
 | 
						|
            }
 | 
						|
        };
 | 
						|
        return $Ne;
 | 
						|
    }(NamedBaseOperation));
 | 
						|
    // https://docs.mongodb.com/manual/reference/operator/query/elemMatch/
 | 
						|
    var $ElemMatch = /** @class */ (function (_super) {
 | 
						|
        __extends($ElemMatch, _super);
 | 
						|
        function $ElemMatch() {
 | 
						|
            return _super !== null && _super.apply(this, arguments) || this;
 | 
						|
        }
 | 
						|
        $ElemMatch.prototype.init = function () {
 | 
						|
            this._queryOperation = createQueryOperation(this.params, this.owneryQuery, this.options);
 | 
						|
        };
 | 
						|
        $ElemMatch.prototype.reset = function () {
 | 
						|
            _super.prototype.reset.call(this);
 | 
						|
            this._queryOperation.reset();
 | 
						|
        };
 | 
						|
        $ElemMatch.prototype.next = function (item) {
 | 
						|
            if (isArray(item)) {
 | 
						|
                for (var i = 0, length_1 = item.length; i < length_1; i++) {
 | 
						|
                    // reset query operation since item being tested needs to pass _all_ query
 | 
						|
                    // operations for it to be a success
 | 
						|
                    this._queryOperation.reset();
 | 
						|
                    // check item
 | 
						|
                    this._queryOperation.next(item[i], i, item);
 | 
						|
                    this.keep = this.keep || this._queryOperation.keep;
 | 
						|
                }
 | 
						|
                this.done = true;
 | 
						|
            }
 | 
						|
            else {
 | 
						|
                this.done = false;
 | 
						|
                this.keep = false;
 | 
						|
            }
 | 
						|
        };
 | 
						|
        return $ElemMatch;
 | 
						|
    }(NamedBaseOperation));
 | 
						|
    var $Not = /** @class */ (function (_super) {
 | 
						|
        __extends($Not, _super);
 | 
						|
        function $Not() {
 | 
						|
            return _super !== null && _super.apply(this, arguments) || this;
 | 
						|
        }
 | 
						|
        $Not.prototype.init = function () {
 | 
						|
            this._queryOperation = createQueryOperation(this.params, this.owneryQuery, this.options);
 | 
						|
        };
 | 
						|
        $Not.prototype.reset = function () {
 | 
						|
            this._queryOperation.reset();
 | 
						|
        };
 | 
						|
        $Not.prototype.next = function (item, key, owner) {
 | 
						|
            this._queryOperation.next(item, key, owner);
 | 
						|
            this.done = this._queryOperation.done;
 | 
						|
            this.keep = !this._queryOperation.keep;
 | 
						|
        };
 | 
						|
        return $Not;
 | 
						|
    }(NamedBaseOperation));
 | 
						|
    var $Size = /** @class */ (function (_super) {
 | 
						|
        __extends($Size, _super);
 | 
						|
        function $Size() {
 | 
						|
            return _super !== null && _super.apply(this, arguments) || this;
 | 
						|
        }
 | 
						|
        $Size.prototype.init = function () { };
 | 
						|
        $Size.prototype.next = function (item) {
 | 
						|
            if (isArray(item) && item.length === this.params) {
 | 
						|
                this.done = true;
 | 
						|
                this.keep = true;
 | 
						|
            }
 | 
						|
            // if (parent && parent.length === this.params) {
 | 
						|
            //   this.done = true;
 | 
						|
            //   this.keep = true;
 | 
						|
            // }
 | 
						|
        };
 | 
						|
        return $Size;
 | 
						|
    }(NamedBaseOperation));
 | 
						|
    var $Or = /** @class */ (function (_super) {
 | 
						|
        __extends($Or, _super);
 | 
						|
        function $Or() {
 | 
						|
            return _super !== null && _super.apply(this, arguments) || this;
 | 
						|
        }
 | 
						|
        $Or.prototype.init = function () {
 | 
						|
            var _this = this;
 | 
						|
            this._ops = this.params.map(function (op) {
 | 
						|
                return createQueryOperation(op, null, _this.options);
 | 
						|
            });
 | 
						|
        };
 | 
						|
        $Or.prototype.reset = function () {
 | 
						|
            this.done = false;
 | 
						|
            this.keep = false;
 | 
						|
            for (var i = 0, length_2 = this._ops.length; i < length_2; i++) {
 | 
						|
                this._ops[i].reset();
 | 
						|
            }
 | 
						|
        };
 | 
						|
        $Or.prototype.next = function (item, key, owner) {
 | 
						|
            var done = false;
 | 
						|
            var success = false;
 | 
						|
            for (var i = 0, length_3 = this._ops.length; i < length_3; i++) {
 | 
						|
                var op = this._ops[i];
 | 
						|
                op.next(item, key, owner);
 | 
						|
                if (op.keep) {
 | 
						|
                    done = true;
 | 
						|
                    success = op.keep;
 | 
						|
                    break;
 | 
						|
                }
 | 
						|
            }
 | 
						|
            this.keep = success;
 | 
						|
            this.done = done;
 | 
						|
        };
 | 
						|
        return $Or;
 | 
						|
    }(NamedBaseOperation));
 | 
						|
    var $Nor = /** @class */ (function (_super) {
 | 
						|
        __extends($Nor, _super);
 | 
						|
        function $Nor() {
 | 
						|
            return _super !== null && _super.apply(this, arguments) || this;
 | 
						|
        }
 | 
						|
        $Nor.prototype.next = function (item, key, owner) {
 | 
						|
            _super.prototype.next.call(this, item, key, owner);
 | 
						|
            this.keep = !this.keep;
 | 
						|
        };
 | 
						|
        return $Nor;
 | 
						|
    }($Or));
 | 
						|
    var $In = /** @class */ (function (_super) {
 | 
						|
        __extends($In, _super);
 | 
						|
        function $In() {
 | 
						|
            return _super !== null && _super.apply(this, arguments) || this;
 | 
						|
        }
 | 
						|
        $In.prototype.init = function () {
 | 
						|
            var _this = this;
 | 
						|
            this._testers = this.params.map(function (value) {
 | 
						|
                if (containsOperation(value)) {
 | 
						|
                    throw new Error("cannot nest $ under " + _this.constructor.name.toLowerCase());
 | 
						|
                }
 | 
						|
                return createTester(value, _this.options.compare);
 | 
						|
            });
 | 
						|
        };
 | 
						|
        $In.prototype.next = function (item, key, owner) {
 | 
						|
            var done = false;
 | 
						|
            var success = false;
 | 
						|
            for (var i = 0, length_4 = this._testers.length; i < length_4; i++) {
 | 
						|
                var test = this._testers[i];
 | 
						|
                if (test(item)) {
 | 
						|
                    done = true;
 | 
						|
                    success = true;
 | 
						|
                    break;
 | 
						|
                }
 | 
						|
            }
 | 
						|
            this.keep = success;
 | 
						|
            this.done = done;
 | 
						|
        };
 | 
						|
        return $In;
 | 
						|
    }(NamedBaseOperation));
 | 
						|
    var $Nin = /** @class */ (function (_super) {
 | 
						|
        __extends($Nin, _super);
 | 
						|
        function $Nin() {
 | 
						|
            return _super !== null && _super.apply(this, arguments) || this;
 | 
						|
        }
 | 
						|
        $Nin.prototype.next = function (item, key, owner) {
 | 
						|
            _super.prototype.next.call(this, item, key, owner);
 | 
						|
            this.keep = !this.keep;
 | 
						|
        };
 | 
						|
        return $Nin;
 | 
						|
    }($In));
 | 
						|
    var $Exists = /** @class */ (function (_super) {
 | 
						|
        __extends($Exists, _super);
 | 
						|
        function $Exists() {
 | 
						|
            return _super !== null && _super.apply(this, arguments) || this;
 | 
						|
        }
 | 
						|
        $Exists.prototype.next = function (item, key, owner) {
 | 
						|
            if (owner.hasOwnProperty(key) === this.params) {
 | 
						|
                this.done = true;
 | 
						|
                this.keep = true;
 | 
						|
            }
 | 
						|
        };
 | 
						|
        return $Exists;
 | 
						|
    }(NamedBaseOperation));
 | 
						|
    var $And = /** @class */ (function (_super) {
 | 
						|
        __extends($And, _super);
 | 
						|
        function $And(params, owneryQuery, options, name) {
 | 
						|
            return _super.call(this, params, owneryQuery, options, params.map(function (query) { return createQueryOperation(query, owneryQuery, options); }), name) || this;
 | 
						|
        }
 | 
						|
        $And.prototype.next = function (item, key, owner) {
 | 
						|
            this.childrenNext(item, key, owner);
 | 
						|
        };
 | 
						|
        return $And;
 | 
						|
    }(NamedGroupOperation));
 | 
						|
    var $eq = function (params, owneryQuery, options) {
 | 
						|
        return new EqualsOperation(params, owneryQuery, options);
 | 
						|
    };
 | 
						|
    var $ne = function (params, owneryQuery, options, name) { return new $Ne(params, owneryQuery, options, name); };
 | 
						|
    var $or = function (params, owneryQuery, options, name) { return new $Or(params, owneryQuery, options, name); };
 | 
						|
    var $nor = function (params, owneryQuery, options, name) { return new $Nor(params, owneryQuery, options, name); };
 | 
						|
    var $elemMatch = function (params, owneryQuery, options, name) { return new $ElemMatch(params, owneryQuery, options, name); };
 | 
						|
    var $nin = function (params, owneryQuery, options, name) { return new $Nin(params, owneryQuery, options, name); };
 | 
						|
    var $in = function (params, owneryQuery, options, name) { return new $In(params, owneryQuery, options, name); };
 | 
						|
    var $lt = numericalOperation(function (params) { return function (b) { return b < params; }; });
 | 
						|
    var $lte = numericalOperation(function (params) { return function (b) { return b <= params; }; });
 | 
						|
    var $gt = numericalOperation(function (params) { return function (b) { return b > params; }; });
 | 
						|
    var $gte = numericalOperation(function (params) { return function (b) { return b >= params; }; });
 | 
						|
    var $mod = function (_a, owneryQuery, options) {
 | 
						|
        var mod = _a[0], equalsValue = _a[1];
 | 
						|
        return new EqualsOperation(function (b) { return comparable(b) % mod === equalsValue; }, owneryQuery, options);
 | 
						|
    };
 | 
						|
    var $exists = function (params, owneryQuery, options, name) { return new $Exists(params, owneryQuery, options, name); };
 | 
						|
    var $regex = function (pattern, owneryQuery, options) {
 | 
						|
        return new EqualsOperation(new RegExp(pattern, owneryQuery.$options), owneryQuery, options);
 | 
						|
    };
 | 
						|
    var $not = function (params, owneryQuery, options, name) { return new $Not(params, owneryQuery, options, name); };
 | 
						|
    var typeAliases = {
 | 
						|
        number: function (v) { return typeof v === "number"; },
 | 
						|
        string: function (v) { return typeof v === "string"; },
 | 
						|
        bool: function (v) { return typeof v === "boolean"; },
 | 
						|
        array: function (v) { return Array.isArray(v); },
 | 
						|
        null: function (v) { return v === null; },
 | 
						|
        timestamp: function (v) { return v instanceof Date; }
 | 
						|
    };
 | 
						|
    var $type = function (clazz, owneryQuery, options) {
 | 
						|
        return new EqualsOperation(function (b) {
 | 
						|
            if (typeof clazz === "string") {
 | 
						|
                if (!typeAliases[clazz]) {
 | 
						|
                    throw new Error("Type alias does not exist");
 | 
						|
                }
 | 
						|
                return typeAliases[clazz](b);
 | 
						|
            }
 | 
						|
            return b != null ? b instanceof clazz || b.constructor === clazz : false;
 | 
						|
        }, owneryQuery, options);
 | 
						|
    };
 | 
						|
    var $and = function (params, ownerQuery, options, name) { return new $And(params, ownerQuery, options, name); };
 | 
						|
    var $all = $and;
 | 
						|
    var $size = function (params, ownerQuery, options) { return new $Size(params, ownerQuery, options, "$size"); };
 | 
						|
    var $options = function () { return null; };
 | 
						|
    var $where = function (params, ownerQuery, options) {
 | 
						|
        var test;
 | 
						|
        if (isFunction(params)) {
 | 
						|
            test = params;
 | 
						|
        }
 | 
						|
        else if (!process.env.CSP_ENABLED) {
 | 
						|
            test = new Function("obj", "return " + params);
 | 
						|
        }
 | 
						|
        else {
 | 
						|
            throw new Error("In CSP mode, sift does not support strings in \"$where\" condition");
 | 
						|
        }
 | 
						|
        return new EqualsOperation(function (b) { return test.bind(b)(b); }, ownerQuery, options);
 | 
						|
    };
 | 
						|
 | 
						|
    var defaultOperations = /*#__PURE__*/Object.freeze({
 | 
						|
        __proto__: null,
 | 
						|
        $Size: $Size,
 | 
						|
        $eq: $eq,
 | 
						|
        $ne: $ne,
 | 
						|
        $or: $or,
 | 
						|
        $nor: $nor,
 | 
						|
        $elemMatch: $elemMatch,
 | 
						|
        $nin: $nin,
 | 
						|
        $in: $in,
 | 
						|
        $lt: $lt,
 | 
						|
        $lte: $lte,
 | 
						|
        $gt: $gt,
 | 
						|
        $gte: $gte,
 | 
						|
        $mod: $mod,
 | 
						|
        $exists: $exists,
 | 
						|
        $regex: $regex,
 | 
						|
        $not: $not,
 | 
						|
        $type: $type,
 | 
						|
        $and: $and,
 | 
						|
        $all: $all,
 | 
						|
        $size: $size,
 | 
						|
        $options: $options,
 | 
						|
        $where: $where
 | 
						|
    });
 | 
						|
 | 
						|
    var createDefaultQueryOperation = function (query, ownerQuery, _a) {
 | 
						|
        var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
 | 
						|
        return createQueryOperation(query, ownerQuery, {
 | 
						|
            compare: compare,
 | 
						|
            operations: Object.assign({}, defaultOperations, operations || {})
 | 
						|
        });
 | 
						|
    };
 | 
						|
    var createDefaultQueryTester = function (query, options) {
 | 
						|
        if (options === void 0) { options = {}; }
 | 
						|
        var op = createDefaultQueryOperation(query, null, options);
 | 
						|
        return createOperationTester(op);
 | 
						|
    };
 | 
						|
 | 
						|
    exports.$Size = $Size;
 | 
						|
    exports.$all = $all;
 | 
						|
    exports.$and = $and;
 | 
						|
    exports.$elemMatch = $elemMatch;
 | 
						|
    exports.$eq = $eq;
 | 
						|
    exports.$exists = $exists;
 | 
						|
    exports.$gt = $gt;
 | 
						|
    exports.$gte = $gte;
 | 
						|
    exports.$in = $in;
 | 
						|
    exports.$lt = $lt;
 | 
						|
    exports.$lte = $lte;
 | 
						|
    exports.$mod = $mod;
 | 
						|
    exports.$ne = $ne;
 | 
						|
    exports.$nin = $nin;
 | 
						|
    exports.$nor = $nor;
 | 
						|
    exports.$not = $not;
 | 
						|
    exports.$options = $options;
 | 
						|
    exports.$or = $or;
 | 
						|
    exports.$regex = $regex;
 | 
						|
    exports.$size = $size;
 | 
						|
    exports.$type = $type;
 | 
						|
    exports.$where = $where;
 | 
						|
    exports.EqualsOperation = EqualsOperation;
 | 
						|
    exports.createDefaultQueryOperation = createDefaultQueryOperation;
 | 
						|
    exports.createEqualsOperation = createEqualsOperation;
 | 
						|
    exports.createOperationTester = createOperationTester;
 | 
						|
    exports.createQueryOperation = createQueryOperation;
 | 
						|
    exports.createQueryTester = createQueryTester;
 | 
						|
    exports.default = createDefaultQueryTester;
 | 
						|
 | 
						|
    Object.defineProperty(exports, '__esModule', { value: true });
 | 
						|
 | 
						|
})));
 | 
						|
//# sourceMappingURL=index.js.map
 |