sift - npm Package Compare versions

Comparing version 13.1.10 to 13.2.0

changelog.md

@@ -0,1 +1,9 @@
+## 13.1.0
+
+- Added stronger types for queries: https://github.com/crcn/sift.js/issues/197
+
+## 13.0.0
+
+- Fix behavior discrepancy with Mongo: https://github.com/crcn/sift.js/issues/196
+
 ## 12.0.0
@@ -2,0 +10,0 @@

es/index.js

@@ -99,6 +99,12 @@ const typeChecker = (type) => {
 }
+class NamedBaseOperation extends BaseOperation {
+    constructor(params, owneryQuery, options, name) {
+        super(params, owneryQuery, options);
+        this.name = name;
+    }
+}
 class GroupOperation extends BaseOperation {
-    constructor(params, owneryQuery, options, _children) {
+    constructor(params, owneryQuery, options, children) {
         super(params, owneryQuery, options);
-        this._children = _children;
+        this.children = children;
     }
@@ -110,4 +116,4 @@ /**
         this.done = false;
-        for (let i = 0, { length } = this._children; i < length; i++) {
-            this._children[i].reset();
+        for (let i = 0, { length } = this.children; i < length; i++) {
+            this.children[i].reset();
         }
@@ -120,4 +126,4 @@ }
         let success = true;
-        for (let i = 0, { length } = this._children; i < length; i++) {
-            const childOperation = this._children[i];
+        for (let i = 0, { length } = this.children; i < length; i++) {
+            const childOperation = this.children[i];
             childOperation.next(item, key, owner);
@@ -141,2 +147,8 @@ if (!childOperation.success) {
 }
+class NamedGroupOperation extends GroupOperation {
+    constructor(params, owneryQuery, options, children, name) {
+        super(params, owneryQuery, options, children);
+        this.name = name;
+    }
+}
 class QueryOperation extends GroupOperation {
@@ -198,7 +210,7 @@ /**
 }
-const numericalOperationCreator = (createNumericalOperation) => (params, owneryQuery, options) => {
+const numericalOperationCreator = (createNumericalOperation) => (params, owneryQuery, options, name) => {
     if (params == null) {
         return new NopeOperation(params, owneryQuery, options);
     }
-    return createNumericalOperation(params, owneryQuery, options);
+    return createNumericalOperation(params, owneryQuery, options, name);
 };
@@ -212,3 +224,3 @@ const numericalOperation = (createTester) => numericalOperationCreator((params, owneryQuery, options) => {
 });
-const createOperation = (name, params, parentQuery, options) => {
+const createNamedOperation = (name, params, parentQuery, options) => {
     const operationCreator = options.operations[name];
@@ -218,3 +230,3 @@ if (!operationCreator) {
     }
-    return operationCreator(params, parentQuery, options);
+    return operationCreator(params, parentQuery, options, name);
 };
@@ -240,3 +252,7 @@ const containsOperation = (query) => {
 };
-const createQueryOperation = (query, owneryQuery, options) => {
+const createQueryOperation = (query, owneryQuery = null, { compare, operations } = {}) => {
+    const options = {
+        compare: compare || equals,
+        operations: Object.assign({}, operations || {})
+    };
     const [selfOperations, nestedOperations] = createQueryOperations(query, options);
@@ -262,3 +278,3 @@ const ops = [];
         if (key.charAt(0) === "$") {
-            const op = createOperation(key, query[key], query, options);
+            const op = createNamedOperation(key, query[key], query, options);
             // probably just a flag for another operation (like $options)
@@ -275,15 +291,12 @@ if (op != null) {
 };
-const createQueryTester = (query, { compare, operations } = {}) => {
-    const operation = createQueryOperation(query, null, {
-        compare: compare || equals,
-        operations: Object.assign({}, operations || {})
-    });
-    return (item, key, owner) => {
-        operation.reset();
-        operation.next(item, key, owner);
-        return operation.success;
-    };
+const createOperationTester = (operation) => (item, key, owner) => {
+    operation.reset();
+    operation.next(item, key, owner);
+    return operation.success;
 };
+const createQueryTester = (query, options = {}) => {
+    return createOperationTester(createQueryOperation(query, null, options));
+};
 
-class $Ne extends BaseOperation {
+class $Ne extends NamedBaseOperation {
     init() {
@@ -304,3 +317,3 @@ this._test = createTester(this.params, this.options.compare);
 // https://docs.mongodb.com/manual/reference/operator/query/elemMatch/
-class $ElemMatch extends BaseOperation {
+class $ElemMatch extends NamedBaseOperation {
     init() {
@@ -316,4 +329,5 @@ this._queryOperation = createQueryOperation(this.params, this.owneryQuery, this.options);
             this._queryOperation.next(item, key, owner);
-            this.done = this._queryOperation.done || key === owner.length - 1;
-            this.success = this._queryOperation.success;
+            this.done =
+                this.done || this._queryOperation.done || key === owner.length - 1;
+            this.success = this.success || this._queryOperation.success;
         }
@@ -326,3 +340,3 @@ else {
 }
-class $Not extends BaseOperation {
+class $Not extends NamedBaseOperation {
     init() {
@@ -340,3 +354,3 @@ this._queryOperation = createQueryOperation(this.params, this.owneryQuery, this.options);
 }
-class $Or extends BaseOperation {
+class $Or extends NamedBaseOperation {
     init() {
@@ -374,3 +388,3 @@ this._ops = this.params.map(op => createQueryOperation(op, null, this.options));
 }
-class $In extends BaseOperation {
+class $In extends NamedBaseOperation {
     init() {
@@ -405,3 +419,3 @@ this._testers = this.params.map(value => {
 }
-class $Exists extends BaseOperation {
+class $Exists extends NamedBaseOperation {
     next(item, key, owner) {
@@ -414,5 +428,5 @@ if (owner.hasOwnProperty(key) === this.params) {
 }
-class $And extends GroupOperation {
-    constructor(params, owneryQuery, options) {
-        super(params, owneryQuery, options, params.map(query => createQueryOperation(query, owneryQuery, options)));
+class $And extends NamedGroupOperation {
+    constructor(params, owneryQuery, options, name) {
+        super(params, owneryQuery, options, params.map(query => createQueryOperation(query, owneryQuery, options)), name);
     }
@@ -424,8 +438,8 @@ next(item, key, owner) {
 const $eq = (params, owneryQuery, options) => new EqualsOperation(params, owneryQuery, options);
-const $ne = (params, owneryQuery, options) => new $Ne(params, owneryQuery, options);
-const $or = (params, owneryQuery, options) => new $Or(params, owneryQuery, options);
-const $nor = (params, owneryQuery, options) => new $Nor(params, owneryQuery, options);
-const $elemMatch = (params, owneryQuery, options) => new $ElemMatch(params, owneryQuery, options);
-const $nin = (params, owneryQuery, options) => new $Nin(params, owneryQuery, options);
-const $in = (params, owneryQuery, options) => new $In(params, owneryQuery, options);
+const $ne = (params, owneryQuery, options, name) => new $Ne(params, owneryQuery, options, name);
+const $or = (params, owneryQuery, options, name) => new $Or(params, owneryQuery, options, name);
+const $nor = (params, owneryQuery, options, name) => new $Nor(params, owneryQuery, options, name);
+const $elemMatch = (params, owneryQuery, options, name) => new $ElemMatch(params, owneryQuery, options, name);
+const $nin = (params, owneryQuery, options, name) => new $Nin(params, owneryQuery, options, name);
+const $in = (params, owneryQuery, options, name) => new $In(params, owneryQuery, options, name);
 const $lt = numericalOperation(params => b => b < params);
@@ -436,7 +450,7 @@ const $lte = numericalOperation(params => b => b <= params);
 const $mod = ([mod, equalsValue], owneryQuery, options) => new EqualsOperation(b => comparable(b) % mod === equalsValue, owneryQuery, options);
-const $exists = (params, owneryQuery, options) => new $Exists(params, owneryQuery, options);
+const $exists = (params, owneryQuery, options, name) => new $Exists(params, owneryQuery, options, name);
 const $regex = (pattern, owneryQuery, options) => new EqualsOperation(new RegExp(pattern, owneryQuery.$options), owneryQuery, options);
-const $not = (params, owneryQuery, options) => new $Not(params, owneryQuery, options);
+const $not = (params, owneryQuery, options, name) => new $Not(params, owneryQuery, options, name);
 const $type = (clazz, owneryQuery, options) => new EqualsOperation(b => (b != null ? b instanceof clazz || b.constructor === clazz : false), owneryQuery, options);
-const $and = (params, ownerQuery, options) => new $And(params, ownerQuery, options);
+const $and = (params, ownerQuery, options, name) => new $And(params, ownerQuery, options, name);
 const $all = $and;
@@ -484,11 +498,15 @@ const $size = (params, ownerQuery, options) => new EqualsOperation(b => b && b.length === params, ownerQuery, options);
 
-const createDefaultQueryTester = (query, { compare, operations } = {}) => {
-    return createQueryTester(query, {
+const createDefaultQueryOperation = (query, ownerQuery, { compare, operations } = {}) => {
+    return createQueryOperation(query, ownerQuery, {
         compare: compare,
-        operations: Object.assign({}, defaultOperations, operations)
+        operations: Object.assign({}, defaultOperations, operations || {})
     });
 };
+const createDefaultQueryTester = (query, options = {}) => {
+    const op = createDefaultQueryOperation(query, null, options);
+    return createOperationTester(op);
+};
 
 export default createDefaultQueryTester;
-export { $all, $and, $elemMatch, $eq, $exists, $gt, $gte, $in, $lt, $lte, $mod, $ne, $nin, $nor, $not, $options, $or, $regex, $size, $type, $where, EqualsOperation, createEqualsOperation, createQueryTester };
+export { $all, $and, $elemMatch, $eq, $exists, $gt, $gte, $in, $lt, $lte, $mod, $ne, $nin, $nor, $not, $options, $or, $regex, $size, $type, $where, EqualsOperation, createDefaultQueryOperation, createEqualsOperation, createOperationTester, createQueryOperation, createQueryTester };
 //# sourceMappingURL=index.js.map

es5m/index.js

@@ -129,7 +129,16 @@ /*! *****************************************************************************
 }());
+var NamedBaseOperation = /** @class */ (function (_super) {
+    __extends(NamedBaseOperation, _super);
+    function NamedBaseOperation(params, owneryQuery, options, name) {
+        var _this = _super.call(this, params, owneryQuery, options) || this;
+        _this.name = name;
+        return _this;
+    }
+    return NamedBaseOperation;
+}(BaseOperation));
 var GroupOperation = /** @class */ (function (_super) {
     __extends(GroupOperation, _super);
-    function GroupOperation(params, owneryQuery, options, _children) {
+    function GroupOperation(params, owneryQuery, options, children) {
         var _this = _super.call(this, params, owneryQuery, options) || this;
-        _this._children = _children;
+        _this.children = children;
         return _this;
@@ -142,4 +151,4 @@ }
         this.done = false;
-        for (var i = 0, length_2 = this._children.length; i < length_2; i++) {
-            this._children[i].reset();
+        for (var i = 0, length_2 = this.children.length; i < length_2; i++) {
+            this.children[i].reset();
         }
@@ -152,4 +161,4 @@ };
         var success = true;
-        for (var i = 0, length_3 = this._children.length; i < length_3; i++) {
-            var childOperation = this._children[i];
+        for (var i = 0, length_3 = this.children.length; i < length_3; i++) {
+            var childOperation = this.children[i];
             childOperation.next(item, key, owner);
@@ -174,2 +183,11 @@ if (!childOperation.success) {
 }(BaseOperation));
+var NamedGroupOperation = /** @class */ (function (_super) {
+    __extends(NamedGroupOperation, _super);
+    function NamedGroupOperation(params, owneryQuery, options, children, name) {
+        var _this = _super.call(this, params, owneryQuery, options, children) || this;
+        _this.name = name;
+        return _this;
+    }
+    return NamedGroupOperation;
+}(GroupOperation));
 var QueryOperation = /** @class */ (function (_super) {
@@ -249,7 +267,7 @@ __extends(QueryOperation, _super);
 }(BaseOperation));
-var numericalOperationCreator = function (createNumericalOperation) { return function (params, owneryQuery, options) {
+var numericalOperationCreator = function (createNumericalOperation) { return function (params, owneryQuery, options, name) {
     if (params == null) {
         return new NopeOperation(params, owneryQuery, options);
     }
-    return createNumericalOperation(params, owneryQuery, options);
+    return createNumericalOperation(params, owneryQuery, options, name);
 }; };
@@ -265,3 +283,3 @@ var numericalOperation = function (createTester) {
 };
-var createOperation = function (name, params, parentQuery, options) {
+var createNamedOperation = function (name, params, parentQuery, options) {
     var operationCreator = options.operations[name];
@@ -271,3 +289,3 @@ if (!operationCreator) {
     }
-    return operationCreator(params, parentQuery, options);
+    return operationCreator(params, parentQuery, options, name);
 };
@@ -293,4 +311,10 @@ var containsOperation = function (query) {
 };
-var createQueryOperation = function (query, owneryQuery, options) {
-    var _a = createQueryOperations(query, options), selfOperations = _a[0], nestedOperations = _a[1];
+var createQueryOperation = function (query, owneryQuery, _a) {
+    if (owneryQuery === void 0) { owneryQuery = null; }
+    var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
+    var options = {
+        compare: compare || equals,
+        operations: Object.assign({}, operations || {})
+    };
+    var _c = createQueryOperations(query, options), selfOperations = _c[0], nestedOperations = _c[1];
     var ops = [];
@@ -315,3 +339,3 @@ if (selfOperations.length) {
         if (key.charAt(0) === "$") {
-            var op = createOperation(key, query[key], query, options);
+            var op = createNamedOperation(key, query[key], query, options);
             // probably just a flag for another operation (like $options)
@@ -328,13 +352,10 @@ if (op != null) {
 };
-var createQueryTester = function (query, _a) {
-    var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
-    var operation = createQueryOperation(query, null, {
-        compare: compare || equals,
-        operations: Object.assign({}, operations || {})
-    });
-    return function (item, key, owner) {
-        operation.reset();
-        operation.next(item, key, owner);
-        return operation.success;
-    };
+var createOperationTester = function (operation) { return function (item, key, owner) {
+    operation.reset();
+    operation.next(item, key, owner);
+    return operation.success;
+}; };
+var createQueryTester = function (query, options) {
+    if (options === void 0) { options = {}; }
+    return createOperationTester(createQueryOperation(query, null, options));
 };
@@ -361,3 +382,3 @@
     return $Ne;
-}(BaseOperation));
+}(NamedBaseOperation));
 // https://docs.mongodb.com/manual/reference/operator/query/elemMatch/
@@ -379,4 +400,5 @@ var $ElemMatch = /** @class */ (function (_super) {
             this._queryOperation.next(item, key, owner);
-            this.done = this._queryOperation.done || key === owner.length - 1;
-            this.success = this._queryOperation.success;
+            this.done =
+                this.done || this._queryOperation.done || key === owner.length - 1;
+            this.success = this.success || this._queryOperation.success;
         }
@@ -389,3 +411,3 @@ else {
     return $ElemMatch;
-}(BaseOperation));
+}(NamedBaseOperation));
 var $Not = /** @class */ (function (_super) {
@@ -408,3 +430,3 @@ __extends($Not, _super);
     return $Not;
-}(BaseOperation));
+}(NamedBaseOperation));
 var $Or = /** @class */ (function (_super) {
@@ -444,3 +466,3 @@ __extends($Or, _super);
     return $Or;
-}(BaseOperation));
+}(NamedBaseOperation));
 var $Nor = /** @class */ (function (_super) {
@@ -486,3 +508,3 @@ __extends($Nor, _super);
     return $In;
-}(BaseOperation));
+}(NamedBaseOperation));
 var $Nin = /** @class */ (function (_super) {
@@ -511,7 +533,7 @@ __extends($Nin, _super);
     return $Exists;
-}(BaseOperation));
+}(NamedBaseOperation));
 var $And = /** @class */ (function (_super) {
     __extends($And, _super);
-    function $And(params, owneryQuery, options) {
-        return _super.call(this, params, owneryQuery, options, params.map(function (query) { return createQueryOperation(query, owneryQuery, options); })) || this;
+    function $And(params, owneryQuery, options, name) {
+        return _super.call(this, params, owneryQuery, options, params.map(function (query) { return createQueryOperation(query, owneryQuery, options); }), name) || this;
     }
@@ -522,18 +544,12 @@ $And.prototype.next = function (item, key, owner) {
     return $And;
-}(GroupOperation));
+}(NamedGroupOperation));
 var $eq = function (params, owneryQuery, options) {
     return new EqualsOperation(params, owneryQuery, options);
 };
-var $ne = function (params, owneryQuery, options) {
-    return new $Ne(params, owneryQuery, options);
-};
-var $or = function (params, owneryQuery, options) { return new $Or(params, owneryQuery, options); };
-var $nor = function (params, owneryQuery, options) { return new $Nor(params, owneryQuery, options); };
-var $elemMatch = function (params, owneryQuery, options) { return new $ElemMatch(params, owneryQuery, options); };
-var $nin = function (params, owneryQuery, options) {
-    return new $Nin(params, owneryQuery, options);
-};
-var $in = function (params, owneryQuery, options) {
-    return new $In(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; }; });
@@ -547,13 +563,11 @@ var $lte = numericalOperation(function (params) { return function (b) { return b <= params; }; });
 };
-var $exists = function (params, owneryQuery, options) { return new $Exists(params, 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) {
-    return new $Not(params, owneryQuery, options);
-};
+var $not = function (params, owneryQuery, options, name) { return new $Not(params, owneryQuery, options, name); };
 var $type = function (clazz, owneryQuery, options) {
     return new EqualsOperation(function (b) { return (b != null ? b instanceof clazz || b.constructor === clazz : false); }, owneryQuery, options);
 };
-var $and = function (params, ownerQuery, options) { return new $And(params, ownerQuery, options); };
+var $and = function (params, ownerQuery, options, name) { return new $And(params, ownerQuery, options, name); };
 var $all = $and;
@@ -601,12 +615,17 @@ var $size = function (params, ownerQuery, options) { return new EqualsOperation(function (b) { return b && b.length === params; }, ownerQuery, options); };
 
-var createDefaultQueryTester = function (query, _a) {
+var createDefaultQueryOperation = function (query, ownerQuery, _a) {
     var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
-    return createQueryTester(query, {
+    return createQueryOperation(query, ownerQuery, {
         compare: compare,
-        operations: Object.assign({}, defaultOperations, operations)
+        operations: Object.assign({}, defaultOperations, operations || {})
     });
 };
+var createDefaultQueryTester = function (query, options) {
+    if (options === void 0) { options = {}; }
+    var op = createDefaultQueryOperation(query, null, options);
+    return createOperationTester(op);
+};
 
 export default createDefaultQueryTester;
-export { $all, $and, $elemMatch, $eq, $exists, $gt, $gte, $in, $lt, $lte, $mod, $ne, $nin, $nor, $not, $options, $or, $regex, $size, $type, $where, EqualsOperation, createEqualsOperation, createQueryTester };
+export { $all, $and, $elemMatch, $eq, $exists, $gt, $gte, $in, $lt, $lte, $mod, $ne, $nin, $nor, $not, $options, $or, $regex, $size, $type, $where, EqualsOperation, createDefaultQueryOperation, createEqualsOperation, createOperationTester, createQueryOperation, createQueryTester };
 //# sourceMappingURL=index.js.map

index.d.ts

@@ -1,80 +0,1 @@
-// export type SupportedType =
-//   | string
-//   | { [index: string]: RegExp | any }
-//   | number
-//   | null
-//   | any;
-// export type KeyOrValue<T extends SupportedType> = T;
-
-// export type ElemMatch<T> = { [P in keyof T]?: SiftQuery<T[P]> };
-
-// export type Query<T extends SupportedType> = {
-//   $eq?: T;
-//   $ne?: T;
-//   $or?: T[];
-//   $gt?: T;
-//   $gte?: T;
-//   $lt?: T;
-//   $lte?: T;
-//   $mod?: number[];
-//   $in?: T[];
-//   $nin?: T[];
-//   $not?: SiftQuery<T>;
-//   $type?: any;
-//   $all?: T[];
-//   $size?: number;
-//   $nor?: T[];
-//   $and?: T[];
-//   $regex?: RegExp | string;
-//   $elemMatch?: ExternalQuery<T>;
-//   $exists?: boolean;
-//   $where?: string | WhereFn<T>;
-// };
-
-// export interface InternalQuery<T extends SupportedType> extends Query<T> {}
-
-// export type ExternalQuery<T extends SupportedType> = ElemMatch<T>;
-
-// export type WhereFn<T extends SupportedType> = (
-//   this: T,
-//   value: T,
-//   index: number,
-//   array: T
-// ) => boolean;
-
-// export type FilterFn = <T>(value: T, index?: number, array?: T[]) => boolean;
-
-// export type SiftQuery<T extends SupportedType> =
-//   | ExternalQuery<T>
-//   | InternalQuery<T>;
-
-// export type PluginDefinition<T> = {
-//   [index: string]: (a: T, b: T) => boolean | number;
-// };
-
-// export type PluginFunction<T> = (sift: Sift) => PluginDefinition<T>;
-
-// export type Exec = <T extends SupportedType>(array: T) => T;
-
-// type Options<T> = {
-//   expressions?: {
-//     [identifier: string]: (
-//       item: T,
-//       query: SiftQuery<T>,
-//       options: Options<T>
-//     ) => boolean;
-//   };
-// };
-
-// export interface Sift {
-//   <T extends SupportedType>(
-//     query: SiftQuery<T>,
-//     options?: Options<T>
-//   ): FilterFn;
-//   compare<T, K>(a: T, b: K): 0 | -1 | 1;
-// }
-
-// declare const Sift: Sift;
-// export default Sift;
-
 import sift from "./lib";
@@ -81,0 +2,0 @@

lib/core.d.ts

 import { Key, Comparator } from "./utils";
-export interface Operation {
+export interface Operation<TItem> {
     readonly success: boolean;
     readonly done: boolean;
     reset(): any;
-    next(item: any, key: Key, owner: any): any;
+    next(item: TItem, key?: Key, owner?: any): any;
 }
 export declare type Tester = (item: any, key?: Key, owner?: any) => boolean;
-export declare type OperationCreator = (params: any, parentQuery: any, options: Options) => Operation;
+export interface NamedOperation {
+    name: string;
+}
+export declare type OperationCreator<TItem> = (params: any, parentQuery: any, options: Options, name: string) => Operation<TItem>;
 declare type BasicValueQuery<TValue> = {
@@ -43,3 +46,3 @@ $eq?: TValue;
 export declare type Query<TItemSchema> = TItemSchema | RegExp | NestedQuery<TItemSchema>;
-export declare abstract class BaseOperation<TParams> implements Operation {
+declare abstract class BaseOperation<TParams, TItem = any> implements Operation<TItem> {
     readonly params: TParams;
@@ -55,7 +58,11 @@ readonly owneryQuery: any;
 }
-export declare abstract class GroupOperation extends BaseOperation<any> {
-    protected readonly _children: Operation[];
+export declare abstract class NamedBaseOperation<TParams, TItem = any> extends BaseOperation<TParams, TItem> implements NamedOperation {
+    readonly name: string;
+    constructor(params: TParams, owneryQuery: any, options: Options, name: string);
+}
+declare abstract class GroupOperation extends BaseOperation<any> {
+    readonly children: Operation<any>[];
     success: boolean;
     done: boolean;
-    constructor(params: any, owneryQuery: any, options: Options, _children: Operation[]);
+    constructor(params: any, owneryQuery: any, options: Options, children: Operation<any>[]);
     /**
@@ -69,10 +76,14 @@ */
 }
-export declare class QueryOperation extends GroupOperation {
+export declare abstract class NamedGroupOperation extends GroupOperation implements NamedOperation {
+    readonly name: string;
+    constructor(params: any, owneryQuery: any, options: Options, children: Operation<any>[], name: string);
+}
+export declare class QueryOperation<TItem> extends GroupOperation {
     /**
      */
-    next(item: any, key: Key, parent: any): void;
+    next(item: TItem, key: Key, parent: any): void;
 }
 export declare class NestedOperation extends GroupOperation {
     readonly keyPath: Key[];
-    constructor(keyPath: Key[], params: any, owneryQuery: any, options: Options, children: Operation[]);
+    constructor(keyPath: Key[], params: any, owneryQuery: any, options: Options, children: Operation<any>[]);
     /**
@@ -95,7 +106,7 @@ */
 }
-export declare const numericalOperationCreator: (createNumericalOperation: OperationCreator) => (params: any, owneryQuery: any, options: Options) => Operation | NopeOperation<any>;
-export declare const numericalOperation: (createTester: (any: any) => Tester) => (params: any, owneryQuery: any, options: Options) => Operation | NopeOperation<any>;
+export declare const numericalOperationCreator: (createNumericalOperation: OperationCreator<any>) => (params: any, owneryQuery: any, options: Options, name: string) => Operation<any> | NopeOperation<any>;
+export declare const numericalOperation: (createTester: (any: any) => Tester) => (params: any, owneryQuery: any, options: Options, name: string) => Operation<any> | NopeOperation<any>;
 export declare type Options = {
     operations: {
-        [identifier: string]: OperationCreator;
+        [identifier: string]: OperationCreator<any>;
     };
@@ -105,4 +116,5 @@ compare: (a: any, b: any) => boolean;
 export declare const containsOperation: (query: any) => boolean;
-export declare const createQueryOperation: (query: any, owneryQuery: any, options: Options) => any;
-export declare const createQueryTester: <TItem, TSchema = TItem>(query: Query<TSchema>, { compare, operations }?: Partial<Options>) => (item: TItem, key?: Key, owner?: any) => any;
+export declare const createQueryOperation: <TItem, TSchema = TItem>(query: Query<TSchema>, owneryQuery?: any, { compare, operations }?: Partial<Options>) => QueryOperation<TItem>;
+export declare const createOperationTester: <TItem>(operation: Operation<TItem>) => (item: TItem, key?: Key, owner?: any) => boolean;
+export declare const createQueryTester: <TItem, TSchema = TItem>(query: Query<TSchema>, options?: Partial<Options>) => (item: TItem, key?: Key, owner?: any) => boolean;
 export {};

lib/index.d.ts

@@ -1,5 +0,6 @@
-import { Query, Options, createQueryTester, EqualsOperation, createEqualsOperation } from "./core";
-declare const createDefaultQueryTester: <TItem, TSchema extends TItem = TItem>(query: Query<TSchema>, { compare, operations }?: Partial<Options>) => (item: TItem, key?: string | number, owner?: any) => any;
-export { Query, EqualsOperation, createQueryTester, createEqualsOperation };
+import { Query, Options, createQueryTester, EqualsOperation, createQueryOperation, createEqualsOperation, createOperationTester } from "./core";
+declare const createDefaultQueryOperation: <TItem, TSchema extends TItem = TItem>(query: Query<TSchema>, ownerQuery: any, { compare, operations }?: Partial<Options>) => import("./core").QueryOperation<unknown>;
+declare const createDefaultQueryTester: <TItem, TSchema extends TItem = TItem>(query: Query<TSchema>, options?: Partial<Options>) => (item: unknown, key?: string | number, owner?: any) => boolean;
+export { Query, EqualsOperation, createQueryTester, createOperationTester, createDefaultQueryOperation, createEqualsOperation, createQueryOperation };
 export * from "./operations";
 export default createDefaultQueryTester;

lib/index.js

@@ -135,7 +135,16 @@ (function (global, factory) {
     }());
+    var NamedBaseOperation = /** @class */ (function (_super) {
+        __extends(NamedBaseOperation, _super);
+        function NamedBaseOperation(params, owneryQuery, options, name) {
+            var _this = _super.call(this, params, owneryQuery, options) || this;
+            _this.name = name;
+            return _this;
+        }
+        return NamedBaseOperation;
+    }(BaseOperation));
     var GroupOperation = /** @class */ (function (_super) {
         __extends(GroupOperation, _super);
-        function GroupOperation(params, owneryQuery, options, _children) {
+        function GroupOperation(params, owneryQuery, options, children) {
             var _this = _super.call(this, params, owneryQuery, options) || this;
-            _this._children = _children;
+            _this.children = children;
             return _this;
@@ -148,4 +157,4 @@ }
             this.done = false;
-            for (var i = 0, length_2 = this._children.length; i < length_2; i++) {
-                this._children[i].reset();
+            for (var i = 0, length_2 = this.children.length; i < length_2; i++) {
+                this.children[i].reset();
             }
@@ -158,4 +167,4 @@ };
             var success = true;
-            for (var i = 0, length_3 = this._children.length; i < length_3; i++) {
-                var childOperation = this._children[i];
+            for (var i = 0, length_3 = this.children.length; i < length_3; i++) {
+                var childOperation = this.children[i];
                 childOperation.next(item, key, owner);
@@ -180,2 +189,11 @@ if (!childOperation.success) {
     }(BaseOperation));
+    var NamedGroupOperation = /** @class */ (function (_super) {
+        __extends(NamedGroupOperation, _super);
+        function NamedGroupOperation(params, owneryQuery, options, children, name) {
+            var _this = _super.call(this, params, owneryQuery, options, children) || this;
+            _this.name = name;
+            return _this;
+        }
+        return NamedGroupOperation;
+    }(GroupOperation));
     var QueryOperation = /** @class */ (function (_super) {
@@ -255,7 +273,7 @@ __extends(QueryOperation, _super);
     }(BaseOperation));
-    var numericalOperationCreator = function (createNumericalOperation) { return function (params, owneryQuery, options) {
+    var numericalOperationCreator = function (createNumericalOperation) { return function (params, owneryQuery, options, name) {
         if (params == null) {
             return new NopeOperation(params, owneryQuery, options);
         }
-        return createNumericalOperation(params, owneryQuery, options);
+        return createNumericalOperation(params, owneryQuery, options, name);
     }; };
@@ -271,3 +289,3 @@ var numericalOperation = function (createTester) {
     };
-    var createOperation = function (name, params, parentQuery, options) {
+    var createNamedOperation = function (name, params, parentQuery, options) {
         var operationCreator = options.operations[name];
@@ -277,3 +295,3 @@ if (!operationCreator) {
         }
-        return operationCreator(params, parentQuery, options);
+        return operationCreator(params, parentQuery, options, name);
     };
@@ -299,4 +317,10 @@ var containsOperation = function (query) {
     };
-    var createQueryOperation = function (query, owneryQuery, options) {
-        var _a = createQueryOperations(query, options), selfOperations = _a[0], nestedOperations = _a[1];
+    var createQueryOperation = function (query, owneryQuery, _a) {
+        if (owneryQuery === void 0) { owneryQuery = null; }
+        var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
+        var options = {
+            compare: compare || equals,
+            operations: Object.assign({}, operations || {})
+        };
+        var _c = createQueryOperations(query, options), selfOperations = _c[0], nestedOperations = _c[1];
         var ops = [];
@@ -321,3 +345,3 @@ if (selfOperations.length) {
             if (key.charAt(0) === "$") {
-                var op = createOperation(key, query[key], query, options);
+                var op = createNamedOperation(key, query[key], query, options);
                 // probably just a flag for another operation (like $options)
@@ -334,13 +358,10 @@ if (op != null) {
     };
-    var createQueryTester = function (query, _a) {
-        var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
-        var operation = createQueryOperation(query, null, {
-            compare: compare || equals,
-            operations: Object.assign({}, operations || {})
-        });
-        return function (item, key, owner) {
-            operation.reset();
-            operation.next(item, key, owner);
-            return operation.success;
-        };
+    var createOperationTester = function (operation) { return function (item, key, owner) {
+        operation.reset();
+        operation.next(item, key, owner);
+        return operation.success;
+    }; };
+    var createQueryTester = function (query, options) {
+        if (options === void 0) { options = {}; }
+        return createOperationTester(createQueryOperation(query, null, options));
     };
@@ -367,3 +388,3 @@
         return $Ne;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     // https://docs.mongodb.com/manual/reference/operator/query/elemMatch/
@@ -385,4 +406,5 @@ var $ElemMatch = /** @class */ (function (_super) {
                 this._queryOperation.next(item, key, owner);
-                this.done = this._queryOperation.done || key === owner.length - 1;
-                this.success = this._queryOperation.success;
+                this.done =
+                    this.done || this._queryOperation.done || key === owner.length - 1;
+                this.success = this.success || this._queryOperation.success;
             }
@@ -395,3 +417,3 @@ else {
         return $ElemMatch;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     var $Not = /** @class */ (function (_super) {
@@ -414,3 +436,3 @@ __extends($Not, _super);
         return $Not;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     var $Or = /** @class */ (function (_super) {
@@ -450,3 +472,3 @@ __extends($Or, _super);
         return $Or;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     var $Nor = /** @class */ (function (_super) {
@@ -492,3 +514,3 @@ __extends($Nor, _super);
         return $In;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     var $Nin = /** @class */ (function (_super) {
@@ -517,7 +539,7 @@ __extends($Nin, _super);
         return $Exists;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     var $And = /** @class */ (function (_super) {
         __extends($And, _super);
-        function $And(params, owneryQuery, options) {
-            return _super.call(this, params, owneryQuery, options, params.map(function (query) { return createQueryOperation(query, owneryQuery, options); })) || this;
+        function $And(params, owneryQuery, options, name) {
+            return _super.call(this, params, owneryQuery, options, params.map(function (query) { return createQueryOperation(query, owneryQuery, options); }), name) || this;
         }
@@ -528,18 +550,12 @@ $And.prototype.next = function (item, key, owner) {
         return $And;
-    }(GroupOperation));
+    }(NamedGroupOperation));
     var $eq = function (params, owneryQuery, options) {
         return new EqualsOperation(params, owneryQuery, options);
     };
-    var $ne = function (params, owneryQuery, options) {
-        return new $Ne(params, owneryQuery, options);
-    };
-    var $or = function (params, owneryQuery, options) { return new $Or(params, owneryQuery, options); };
-    var $nor = function (params, owneryQuery, options) { return new $Nor(params, owneryQuery, options); };
-    var $elemMatch = function (params, owneryQuery, options) { return new $ElemMatch(params, owneryQuery, options); };
-    var $nin = function (params, owneryQuery, options) {
-        return new $Nin(params, owneryQuery, options);
-    };
-    var $in = function (params, owneryQuery, options) {
-        return new $In(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; }; });
@@ -553,13 +569,11 @@ var $lte = numericalOperation(function (params) { return function (b) { return b <= params; }; });
     };
-    var $exists = function (params, owneryQuery, options) { return new $Exists(params, 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) {
-        return new $Not(params, owneryQuery, options);
-    };
+    var $not = function (params, owneryQuery, options, name) { return new $Not(params, owneryQuery, options, name); };
     var $type = function (clazz, owneryQuery, options) {
         return new EqualsOperation(function (b) { return (b != null ? b instanceof clazz || b.constructor === clazz : false); }, owneryQuery, options);
     };
-    var $and = function (params, ownerQuery, options) { return new $And(params, ownerQuery, options); };
+    var $and = function (params, ownerQuery, options, name) { return new $And(params, ownerQuery, options, name); };
     var $all = $and;
@@ -607,9 +621,14 @@ var $size = function (params, ownerQuery, options) { return new EqualsOperation(function (b) { return b && b.length === params; }, ownerQuery, options); };
 
-    var createDefaultQueryTester = function (query, _a) {
+    var createDefaultQueryOperation = function (query, ownerQuery, _a) {
         var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
-        return createQueryTester(query, {
+        return createQueryOperation(query, ownerQuery, {
             compare: compare,
-            operations: Object.assign({}, defaultOperations, operations)
+            operations: Object.assign({}, defaultOperations, operations || {})
         });
     };
+    var createDefaultQueryTester = function (query, options) {
+        if (options === void 0) { options = {}; }
+        var op = createDefaultQueryOperation(query, null, options);
+        return createOperationTester(op);
+    };
 
@@ -638,3 +657,6 @@ exports.$all = $all;
     exports.EqualsOperation = EqualsOperation;
+    exports.createDefaultQueryOperation = createDefaultQueryOperation;
     exports.createEqualsOperation = createEqualsOperation;
+    exports.createOperationTester = createOperationTester;
+    exports.createQueryOperation = createQueryOperation;
     exports.createQueryTester = createQueryTester;
@@ -641,0 +663,0 @@ exports.default = createDefaultQueryTester;

lib/operations.d.ts

@@ -1,4 +0,4 @@
-import { BaseOperation, EqualsOperation, Options, Operation, Query, GroupOperation } from "./core";
+import { NamedBaseOperation, EqualsOperation, Options, Operation, Query, NamedGroupOperation } from "./core";
 import { Key } from "./utils";
-declare class $Ne extends BaseOperation<any> {
+declare class $Ne extends NamedBaseOperation<any> {
     private _test;
@@ -9,5 +9,4 @@ init(): void;
 }
-declare class $ElemMatch extends BaseOperation<Query<any>> {
+declare class $ElemMatch extends NamedBaseOperation<Query<any>> {
     private _queryOperation;
-    private _current;
     init(): void;
@@ -17,3 +16,3 @@ reset(): void;
 }
-declare class $Not extends BaseOperation<Query<any>> {
+declare class $Not extends NamedBaseOperation<Query<any>> {
     private _queryOperation;
@@ -24,3 +23,3 @@ init(): void;
 }
-declare class $Or extends BaseOperation<any> {
+declare class $Or extends NamedBaseOperation<any> {
     private _ops;
@@ -34,3 +33,3 @@ init(): void;
 }
-declare class $In extends BaseOperation<any> {
+declare class $In extends NamedBaseOperation<any> {
     private _testers;
@@ -43,27 +42,27 @@ init(): void;
 }
-declare class $Exists extends BaseOperation<boolean> {
+declare class $Exists extends NamedBaseOperation<boolean> {
     next(item: any, key: Key, owner: any): void;
 }
-declare class $And extends GroupOperation {
-    constructor(params: Query<any>[], owneryQuery: Query<any>, options: Options);
+declare class $And extends NamedGroupOperation {
+    constructor(params: Query<any>[], owneryQuery: Query<any>, options: Options, name: string);
     next(item: any, key: Key, owner: any): void;
 }
 export declare const $eq: (params: any, owneryQuery: Query<any>, options: Options) => EqualsOperation<any>;
-export declare const $ne: (params: any, owneryQuery: Query<any>, options: Options) => $Ne;
-export declare const $or: (params: Query<any>[], owneryQuery: Query<any>, options: Options) => $Or;
-export declare const $nor: (params: Query<any>[], owneryQuery: Query<any>, options: Options) => $Nor;
-export declare const $elemMatch: (params: any, owneryQuery: Query<any>, options: Options) => $ElemMatch;
-export declare const $nin: (params: any, owneryQuery: Query<any>, options: Options) => $Nin;
-export declare const $in: (params: any, owneryQuery: Query<any>, options: Options) => $In;
-export declare const $lt: (params: any, owneryQuery: any, options: Options) => Operation | import("./core").NopeOperation<any>;
-export declare const $lte: (params: any, owneryQuery: any, options: Options) => Operation | import("./core").NopeOperation<any>;
-export declare const $gt: (params: any, owneryQuery: any, options: Options) => Operation | import("./core").NopeOperation<any>;
-export declare const $gte: (params: any, owneryQuery: any, options: Options) => Operation | import("./core").NopeOperation<any>;
+export declare const $ne: (params: any, owneryQuery: Query<any>, options: Options, name: string) => $Ne;
+export declare const $or: (params: Query<any>[], owneryQuery: Query<any>, options: Options, name: string) => $Or;
+export declare const $nor: (params: Query<any>[], owneryQuery: Query<any>, options: Options, name: string) => $Nor;
+export declare const $elemMatch: (params: any, owneryQuery: Query<any>, options: Options, name: string) => $ElemMatch;
+export declare const $nin: (params: any, owneryQuery: Query<any>, options: Options, name: string) => $Nin;
+export declare const $in: (params: any, owneryQuery: Query<any>, options: Options, name: string) => $In;
+export declare const $lt: (params: any, owneryQuery: any, options: Options, name: string) => Operation<any> | import("./core").NopeOperation<any>;
+export declare const $lte: (params: any, owneryQuery: any, options: Options, name: string) => Operation<any> | import("./core").NopeOperation<any>;
+export declare const $gt: (params: any, owneryQuery: any, options: Options, name: string) => Operation<any> | import("./core").NopeOperation<any>;
+export declare const $gte: (params: any, owneryQuery: any, options: Options, name: string) => Operation<any> | import("./core").NopeOperation<any>;
 export declare const $mod: ([mod, equalsValue]: number[], owneryQuery: Query<any>, options: Options) => EqualsOperation<(b: any) => boolean>;
-export declare const $exists: (params: boolean, owneryQuery: Query<any>, options: Options) => $Exists;
+export declare const $exists: (params: boolean, owneryQuery: Query<any>, options: Options, name: string) => $Exists;
 export declare const $regex: (pattern: string, owneryQuery: Query<any>, options: Options) => EqualsOperation<RegExp>;
-export declare const $not: (params: any, owneryQuery: Query<any>, options: Options) => $Not;
+export declare const $not: (params: any, owneryQuery: Query<any>, options: Options, name: string) => $Not;
 export declare const $type: (clazz: Function, owneryQuery: Query<any>, options: Options) => EqualsOperation<(b: any) => boolean>;
-export declare const $and: (params: Query<any>[], ownerQuery: Query<any>, options: Options) => $And;
-export declare const $all: (params: Query<any>[], ownerQuery: Query<any>, options: Options) => $And;
+export declare const $and: (params: Query<any>[], ownerQuery: Query<any>, options: Options, name: string) => $And;
+export declare const $all: (params: Query<any>[], ownerQuery: Query<any>, options: Options, name: string) => $And;
 export declare const $size: (params: number, ownerQuery: Query<any>, options: Options) => EqualsOperation<(b: any) => boolean>;
@@ -70,0 +69,0 @@ export declare const $options: () => any;

package.json

 {
   "name": "sift",
   "description": "MongoDB query filtering in JavaScript",
-  "version": "13.1.10",
+  "version": "13.2.0",
   "repository": "crcn/sift.js",
@@ -45,3 +45,2 @@ "sideEffects": false,
     "build:types": "tsc -p tsconfig.json --emitDeclarationOnly --outDir lib",
-    "build:watch": "tsc --watch",
     "test": "npm run test:spec && npm run test:types",
@@ -48,0 +47,0 @@ "test:spec": "mocha ./test -R spec",

sift.csp.min.js

@@ -135,7 +135,16 @@ (function (global, factory) {
     }());
+    var NamedBaseOperation = /** @class */ (function (_super) {
+        __extends(NamedBaseOperation, _super);
+        function NamedBaseOperation(params, owneryQuery, options, name) {
+            var _this = _super.call(this, params, owneryQuery, options) || this;
+            _this.name = name;
+            return _this;
+        }
+        return NamedBaseOperation;
+    }(BaseOperation));
     var GroupOperation = /** @class */ (function (_super) {
         __extends(GroupOperation, _super);
-        function GroupOperation(params, owneryQuery, options, _children) {
+        function GroupOperation(params, owneryQuery, options, children) {
             var _this = _super.call(this, params, owneryQuery, options) || this;
-            _this._children = _children;
+            _this.children = children;
             return _this;
@@ -148,4 +157,4 @@ }
             this.done = false;
-            for (var i = 0, length_2 = this._children.length; i < length_2; i++) {
-                this._children[i].reset();
+            for (var i = 0, length_2 = this.children.length; i < length_2; i++) {
+                this.children[i].reset();
             }
@@ -158,4 +167,4 @@ };
             var success = true;
-            for (var i = 0, length_3 = this._children.length; i < length_3; i++) {
-                var childOperation = this._children[i];
+            for (var i = 0, length_3 = this.children.length; i < length_3; i++) {
+                var childOperation = this.children[i];
                 childOperation.next(item, key, owner);
@@ -180,2 +189,11 @@ if (!childOperation.success) {
     }(BaseOperation));
+    var NamedGroupOperation = /** @class */ (function (_super) {
+        __extends(NamedGroupOperation, _super);
+        function NamedGroupOperation(params, owneryQuery, options, children, name) {
+            var _this = _super.call(this, params, owneryQuery, options, children) || this;
+            _this.name = name;
+            return _this;
+        }
+        return NamedGroupOperation;
+    }(GroupOperation));
     var QueryOperation = /** @class */ (function (_super) {
@@ -255,7 +273,7 @@ __extends(QueryOperation, _super);
     }(BaseOperation));
-    var numericalOperationCreator = function (createNumericalOperation) { return function (params, owneryQuery, options) {
+    var numericalOperationCreator = function (createNumericalOperation) { return function (params, owneryQuery, options, name) {
         if (params == null) {
             return new NopeOperation(params, owneryQuery, options);
         }
-        return createNumericalOperation(params, owneryQuery, options);
+        return createNumericalOperation(params, owneryQuery, options, name);
     }; };
@@ -271,3 +289,3 @@ var numericalOperation = function (createTester) {
     };
-    var createOperation = function (name, params, parentQuery, options) {
+    var createNamedOperation = function (name, params, parentQuery, options) {
         var operationCreator = options.operations[name];
@@ -277,3 +295,3 @@ if (!operationCreator) {
         }
-        return operationCreator(params, parentQuery, options);
+        return operationCreator(params, parentQuery, options, name);
     };
@@ -299,4 +317,10 @@ var containsOperation = function (query) {
     };
-    var createQueryOperation = function (query, owneryQuery, options) {
-        var _a = createQueryOperations(query, options), selfOperations = _a[0], nestedOperations = _a[1];
+    var createQueryOperation = function (query, owneryQuery, _a) {
+        if (owneryQuery === void 0) { owneryQuery = null; }
+        var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
+        var options = {
+            compare: compare || equals,
+            operations: Object.assign({}, operations || {})
+        };
+        var _c = createQueryOperations(query, options), selfOperations = _c[0], nestedOperations = _c[1];
         var ops = [];
@@ -321,3 +345,3 @@ if (selfOperations.length) {
             if (key.charAt(0) === "$") {
-                var op = createOperation(key, query[key], query, options);
+                var op = createNamedOperation(key, query[key], query, options);
                 // probably just a flag for another operation (like $options)
@@ -334,13 +358,10 @@ if (op != null) {
     };
-    var createQueryTester = function (query, _a) {
-        var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
-        var operation = createQueryOperation(query, null, {
-            compare: compare || equals,
-            operations: Object.assign({}, operations || {})
-        });
-        return function (item, key, owner) {
-            operation.reset();
-            operation.next(item, key, owner);
-            return operation.success;
-        };
+    var createOperationTester = function (operation) { return function (item, key, owner) {
+        operation.reset();
+        operation.next(item, key, owner);
+        return operation.success;
+    }; };
+    var createQueryTester = function (query, options) {
+        if (options === void 0) { options = {}; }
+        return createOperationTester(createQueryOperation(query, null, options));
     };
@@ -367,3 +388,3 @@
         return $Ne;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     // https://docs.mongodb.com/manual/reference/operator/query/elemMatch/
@@ -385,4 +406,5 @@ var $ElemMatch = /** @class */ (function (_super) {
                 this._queryOperation.next(item, key, owner);
-                this.done = this._queryOperation.done || key === owner.length - 1;
-                this.success = this._queryOperation.success;
+                this.done =
+                    this.done || this._queryOperation.done || key === owner.length - 1;
+                this.success = this.success || this._queryOperation.success;
             }
@@ -395,3 +417,3 @@ else {
         return $ElemMatch;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     var $Not = /** @class */ (function (_super) {
@@ -414,3 +436,3 @@ __extends($Not, _super);
         return $Not;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     var $Or = /** @class */ (function (_super) {
@@ -450,3 +472,3 @@ __extends($Or, _super);
         return $Or;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     var $Nor = /** @class */ (function (_super) {
@@ -492,3 +514,3 @@ __extends($Nor, _super);
         return $In;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     var $Nin = /** @class */ (function (_super) {
@@ -517,7 +539,7 @@ __extends($Nin, _super);
         return $Exists;
-    }(BaseOperation));
+    }(NamedBaseOperation));
     var $And = /** @class */ (function (_super) {
         __extends($And, _super);
-        function $And(params, owneryQuery, options) {
-            return _super.call(this, params, owneryQuery, options, params.map(function (query) { return createQueryOperation(query, owneryQuery, options); })) || this;
+        function $And(params, owneryQuery, options, name) {
+            return _super.call(this, params, owneryQuery, options, params.map(function (query) { return createQueryOperation(query, owneryQuery, options); }), name) || this;
         }
@@ -528,18 +550,12 @@ $And.prototype.next = function (item, key, owner) {
         return $And;
-    }(GroupOperation));
+    }(NamedGroupOperation));
     var $eq = function (params, owneryQuery, options) {
         return new EqualsOperation(params, owneryQuery, options);
     };
-    var $ne = function (params, owneryQuery, options) {
-        return new $Ne(params, owneryQuery, options);
-    };
-    var $or = function (params, owneryQuery, options) { return new $Or(params, owneryQuery, options); };
-    var $nor = function (params, owneryQuery, options) { return new $Nor(params, owneryQuery, options); };
-    var $elemMatch = function (params, owneryQuery, options) { return new $ElemMatch(params, owneryQuery, options); };
-    var $nin = function (params, owneryQuery, options) {
-        return new $Nin(params, owneryQuery, options);
-    };
-    var $in = function (params, owneryQuery, options) {
-        return new $In(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; }; });
@@ -553,13 +569,11 @@ var $lte = numericalOperation(function (params) { return function (b) { return b <= params; }; });
     };
-    var $exists = function (params, owneryQuery, options) { return new $Exists(params, 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) {
-        return new $Not(params, owneryQuery, options);
-    };
+    var $not = function (params, owneryQuery, options, name) { return new $Not(params, owneryQuery, options, name); };
     var $type = function (clazz, owneryQuery, options) {
         return new EqualsOperation(function (b) { return (b != null ? b instanceof clazz || b.constructor === clazz : false); }, owneryQuery, options);
     };
-    var $and = function (params, ownerQuery, options) { return new $And(params, ownerQuery, options); };
+    var $and = function (params, ownerQuery, options, name) { return new $And(params, ownerQuery, options, name); };
     var $all = $and;
@@ -604,9 +618,14 @@ var $size = function (params, ownerQuery, options) { return new EqualsOperation(function (b) { return b && b.length === params; }, ownerQuery, options); };
 
-    var createDefaultQueryTester = function (query, _a) {
+    var createDefaultQueryOperation = function (query, ownerQuery, _a) {
         var _b = _a === void 0 ? {} : _a, compare = _b.compare, operations = _b.operations;
-        return createQueryTester(query, {
+        return createQueryOperation(query, ownerQuery, {
             compare: compare,
-            operations: Object.assign({}, defaultOperations, operations)
+            operations: Object.assign({}, defaultOperations, operations || {})
         });
     };
+    var createDefaultQueryTester = function (query, options) {
+        if (options === void 0) { options = {}; }
+        var op = createDefaultQueryOperation(query, null, options);
+        return createOperationTester(op);
+    };
 
@@ -635,3 +654,6 @@ exports.$all = $all;
     exports.EqualsOperation = EqualsOperation;
+    exports.createDefaultQueryOperation = createDefaultQueryOperation;
     exports.createEqualsOperation = createEqualsOperation;
+    exports.createOperationTester = createOperationTester;
+    exports.createQueryOperation = createQueryOperation;
     exports.createQueryTester = createQueryTester;
@@ -638,0 +660,0 @@ exports.default = createDefaultQueryTester;

sift.min.js

@@ -15,3 +15,3 @@ !function(n,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((n=n||self).sift={})}(this,(function(n){"use strict";
     PERFORMANCE OF THIS SOFTWARE.
-    ***************************************************************************** */var t=function(n,i){return(t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(n,t){n.__proto__=t}||function(n,t){for(var i in t)t.hasOwnProperty(i)&&(n[i]=t[i])})(n,i)};function i(n,i){function r(){this.constructor=n}t(n,i),n.prototype=null===i?Object.create(i):(r.prototype=i.prototype,new r)}var r=function(n){var t="[object "+n+"]";return function(n){return u(n)===t}},u=function(n){return Object.prototype.toString.call(n)},e=function(n){return n instanceof Date?n.getTime():o(n)?n.map(e):n&&"function"==typeof n.toJSON?n.toJSON():n},o=r("Array"),f=r("Object"),c=r("Function"),s=function(n,t){if(null==n&&n==t)return!0;if(n===t)return!0;if(Object.prototype.toString.call(n)!==Object.prototype.toString.call(t))return!1;if(o(n)){if(n.length!==t.length)return!1;for(var i=0,r=n.length;i<r;i++)if(!s(n[i],t[i]))return!1;return!0}if(f(n)){if(Object.keys(n).length!==Object.keys(t).length)return!1;for(var u in n)if(!s(n[u],t[u]))return!1;return!0}return!1},h=function(n,t,i,r,u,e){var f=t[r];if(o(n)&&isNaN(Number(f)))for(var c=0,s=n.length;c<s;c++)if(!h(n[c],t,i,r,c,n))return!1;return r===t.length||null==n?i(n,u,e):h(n[f],t,i,r+1,f,n)},a=function(){function n(n,t,i){this.params=n,this.owneryQuery=t,this.options=i,this.init()}return n.prototype.init=function(){},n.prototype.reset=function(){this.done=!1,this.success=!1},n}(),l=function(n){function t(t,i,r,u){var e=n.call(this,t,i,r)||this;return e.t=u,e}return i(t,n),t.prototype.reset=function(){this.success=!1,this.done=!1;for(var n=0,t=this.t.length;n<t;n++)this.t[n].reset()},t.prototype.childrenNext=function(n,t,i){for(var r=!0,u=!0,e=0,o=this.t.length;e<o;e++){var f=this.t[e];if(f.next(n,t,i),f.success||(u=!1),f.done){if(!f.success)break}else r=!1}this.done=r,this.success=u},t}(a),v=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.next=function(n,t,i){this.childrenNext(n,t,i)},t}(l),w=function(n){function t(t,i,r,u,e){var o=n.call(this,i,r,u,e)||this;return o.keyPath=t,o.i=function(n,t,i){return o.childrenNext(n,t,i),!o.done},o}return i(t,n),t.prototype.next=function(n,t,i){h(n,this.keyPath,this.i,0,t,i)},t}(l),p=function(n,t){if(n instanceof Function)return n;if(n instanceof RegExp)return function(t){var i="string"==typeof t&&n.test(t);return n.lastIndex=0,i};var i=e(n);return function(n){return t(i,e(n))}},$=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.init=function(){this.u=p(this.params,this.options.compare)},t.prototype.next=function(n,t,i){this.u(n,t,i)&&(this.done=!0,this.success=!0)},t}(a),b=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.next=function(){this.done=!0,this.success=!1},t}(a),d=function(n){return t=function(t,i,r){var u=typeof e(t),o=n(t);return new $((function(n){return typeof e(n)===u&&o(n)}),i,r)},function(n,i,r){return null==n?new b(n,i,r):t(n,i,r)};var t},j=function(n,t,i,r){var u=r.operations[n];if(!u)throw new Error("Unsupported operation: "+n);return u(t,i,r)},y=function(n){for(var t in n)if("$"===t.charAt(0))return!0;return!1},O=function(n,t,i,r){if(y(t)){var u=m(t,r),e=u[0];if(u[1].length)throw new Error("Property queries must contain only operations, or exact objects.");return new w(n,t,i,r,e)}return new w(n,t,i,r,[new $(t,i,r)])},_=function(n,t,i){var r=m(n,i),u=r[0],e=r[1],o=[];return u.length&&o.push(new w([],n,t,i,u)),o.push.apply(o,e),1===o.length?o[0]:new v(n,t,i,o)},m=function(n,t){var i,r=[],u=[];if(!(i=n)||i.constructor!==Object&&i.constructor!==Array&&"function Object() { [native code] }"!==i.constructor.toString()&&"function Array() { [native code] }"!==i.constructor.toString()||i.toJSON)return r.push(new $(n,n,t)),[r,u];for(var e in n)if("$"===e.charAt(0)){var o=j(e,n[e],n,t);null!=o&&r.push(o)}else u.push(O(e.split("."),n[e],n,t));return[r,u]},x=function(n,t){var i=void 0===t?{}:t,r=i.compare,u=i.operations,e=_(n,null,{compare:r||s,operations:Object.assign({},u||{})});return function(n,t,i){return e.reset(),e.next(n,t,i),e.success}},g=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.init=function(){this.u=p(this.params,this.options.compare)},t.prototype.reset=function(){n.prototype.reset.call(this),this.success=!0},t.prototype.next=function(n){this.u(n)&&(this.done=!0,this.success=!1)},t}(a),E=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.init=function(){this.o=_(this.params,this.owneryQuery,this.options)},t.prototype.reset=function(){this.o.reset()},t.prototype.next=function(n,t,i){this.o.reset(),o(i)?(this.o.next(n,t,i),this.done=this.o.done||t===i.length-1,this.success=this.o.success):(this.done=!0,this.success=!1)},t}(a),A=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.init=function(){this.o=_(this.params,this.owneryQuery,this.options)},t.prototype.reset=function(){this.o.reset()},t.prototype.next=function(n,t,i){this.o.next(n,t,i),this.done=this.o.done,this.success=!this.o.success},t}(a),k=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.init=function(){var n=this;this.s=this.params.map((function(t){return _(t,null,n.options)}))},t.prototype.reset=function(){this.done=!1,this.success=!1;for(var n=0,t=this.s.length;n<t;n++)this.s[n].reset()},t.prototype.next=function(n,t,i){for(var r=!1,u=!1,e=0,o=this.s.length;e<o;e++){var f=this.s[e];if(f.next(n,t,i),f.success){r=!0,u=f.success;break}}this.success=u,this.done=r},t}(a),F=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.next=function(t,i,r){n.prototype.next.call(this,t,i,r),this.success=!this.success},t}(k),N=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.init=function(){var n=this;this.h=this.params.map((function(t){if(y(t))throw new Error("cannot nest $ under "+n.constructor.name.toLowerCase());return p(t,n.options.compare)}))},t.prototype.next=function(n,t,i){for(var r=!1,u=!1,e=0,o=this.h.length;e<o;e++){if((0,this.h[e])(n)){r=!0,u=!0;break}}this.success=u,this.done=r},t}(a),q=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.next=function(t,i,r){n.prototype.next.call(this,t,i,r),this.success=!this.success},t}(N),M=function(n){function t(){return null!==n&&n.apply(this,arguments)||this}return i(t,n),t.prototype.next=function(n,t,i){i.hasOwnProperty(t)===this.params&&(this.done=!0,this.success=!0)},t}(a),P=function(n){function t(t,i,r){return n.call(this,t,i,r,t.map((function(n){return _(n,i,r)})))||this}return i(t,n),t.prototype.next=function(n,t,i){this.childrenNext(n,t,i)},t}(l),R=function(n,t,i){return new $(n,t,i)},z=function(n,t,i){return new g(n,t,i)},C=function(n,t,i){return new k(n,t,i)},D=function(n,t,i){return new F(n,t,i)},I=function(n,t,i){return new E(n,t,i)},S=function(n,t,i){return new q(n,t,i)},U=function(n,t,i){return new N(n,t,i)},B=d((function(n){return function(t){return t<n}})),G=d((function(n){return function(t){return t<=n}})),H=d((function(n){return function(t){return t>n}})),J=d((function(n){return function(t){return t>=n}})),K=function(n,t,i){var r=n[0],u=n[1];return new $((function(n){return e(n)%r===u}),t,i)},L=function(n,t,i){return new M(n,t,i)},Q=function(n,t,i){return new $(new 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r.bind(n)(n)}),t,i)},tn=Object.freeze({__proto__:null,$eq:R,$ne:z,$or:C,$nor:D,$elemMatch:I,$nin:S,$in:U,$lt:B,$lte:G,$gt:H,$gte:J,$mod:K,$exists:L,$regex:Q,$not:T,$type:V,$and:W,$all:X,$size:Y,$options:Z,$where:nn});n.$all=X,n.$and=W,n.$elemMatch=I,n.$eq=R,n.$exists=L,n.$gt=H,n.$gte=J,n.$in=U,n.$lt=B,n.$lte=G,n.$mod=K,n.$ne=z,n.$nin=S,n.$nor=D,n.$not=T,n.$options=Z,n.$or=C,n.$regex=Q,n.$size=Y,n.$type=V,n.$where=nn,n.EqualsOperation=$,n.createEqualsOperation=function(n,t,i){return new $(n,t,i)},n.createQueryTester=x,n.default=function(n,t){var i=void 0===t?{}:t,r=i.compare,u=i.operations;return x(n,{compare:r,operations:Object.assign({},tn,u)})},Object.defineProperty(n,"l",{value:!0})}));
+    ***************************************************************************** */var t=function(n,i){return(t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(n,t){n.__proto__=t}||function(n,t){for(var i in t)t.hasOwnProperty(i)&&(n[i]=t[i])})(n,i)};function i(n,i){function r(){this.constructor=n}t(n,i),n.prototype=null===i?Object.create(i):(r.prototype=i.prototype,new r)}var r=function(n){var t="[object "+n+"]";return function(n){return u(n)===t}},u=function(n){return Object.prototype.toString.call(n)},e=function(n){return n instanceof Date?n.getTime():o(n)?n.map(e):n&&"function"==typeof n.toJSON?n.toJSON():n},o=r("Array"),f=r("Object"),c=r("Function"),s=function(n,t){if(null==n&&n==t)return!0;if(n===t)return!0;if(Object.prototype.toString.call(n)!==Object.prototype.toString.call(t))return!1;if(o(n)){if(n.length!==t.length)return!1;for(var 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No alert changes

Improved metrics

Total package byte prevSize

257974

increased by4.22%

Lines of code

2604

increased by1.17%

No dependency changes