@azure-tools/linq - npm Package Compare versions

Comparing version 3.0.116 to 3.0.117

dist/main.d.ts

@@ -15,3 +15,3 @@ export * from './freeze';
     linq: {
-        any(predicate: (each: T) => boolean): boolean;
+        any(predicate?: (each: T) => boolean): boolean;
         all(predicate: (each: T) => boolean): boolean;
@@ -25,2 +25,4 @@ bifurcate(predicate: (each: T) => boolean): Array<Array<T>>;
         where(predicate: (each: T) => boolean): Linqable<T>;
+        forEach(action: (each: T) => void): void;
+        aggregate<A, R>(accumulator: (current: T | A, next: T) => A, seed?: T | A, resultAction?: (result?: T | A) => A | R): T | A | R | undefined;
         toArray(): Array<T>;
@@ -30,7 +32,7 @@ };
 /** returns an Linqable<> for keys in the collection */
-export declare function keys<K, T, TSrc extends (Array<T> | Dictionary<T> | Map<K, T>)>(source: TSrc & (Array<T> | Dictionary<T> | Map<K, T>)): Linqable<IndexOf<TSrc>>;
+export declare function keys<K, T, TSrc extends (Array<T> | Dictionary<T> | Map<K, T>)>(source: (TSrc & (Array<T> | Dictionary<T> | Map<K, T>)) | null | undefined): Linqable<IndexOf<TSrc>>;
 /** returns an Linqable<> for values in the collection */
-export declare function values<K, T, TSrc extends (Array<T> | Dictionary<T> | Map<K, T>)>(source: (Array<T> | Dictionary<T> | Map<K, T>)): Linqable<T>;
+export declare function values<K, T, TSrc extends (Array<T> | Dictionary<T> | Map<K, T>)>(source: (Iterable<T> | Array<T> | Dictionary<T> | Map<K, T>) | null | undefined): Linqable<T>;
 /** returns an Linqable<{key,value}> for the Collection */
-export declare function items<K, T, TSrc extends (Array<T> | Dictionary<T> | Map<K, T>)>(source: TSrc & (Array<T> | Dictionary<T> | Map<K, T>)): Linqable<{
+export declare function items<K, T, TSrc extends (Array<T> | Dictionary<T> | Map<K, T>)>(source: (TSrc & (Array<T> | Dictionary<T> | Map<K, T>)) | null | undefined): Linqable<{
     key: IndexOf<TSrc>;
@@ -40,7 +42,10 @@ value: T;
 export declare function length<T, K>(source?: Dictionary<T> | Array<T> | Map<K, T>): number;
-export declare function any<T>(this: Iterable<T>, predicate: (each: T) => boolean): boolean;
+export declare function any<T>(this: Iterable<T>, predicate?: (each: T) => boolean): boolean;
 export declare function all<T>(this: Iterable<T>, predicate: (each: T) => boolean): boolean;
+export declare function concat<T>(this: Iterable<T>, more: Iterable<T>): Linqable<T>;
 export declare function select<T, V>(this: Iterable<T>, selector: (each: T) => V): Linqable<V>;
 export declare function selectMany<T, V>(this: Iterable<T>, selector: (each: T) => Iterable<V>): Linqable<V>;
 export declare function where<T>(this: Iterable<T>, predicate: (each: T) => boolean): Linqable<T>;
+export declare function forEach<T>(this: Iterable<T>, action: (each: T) => void): void;
+export declare function aggregate<T, A, R>(this: Iterable<T>, accumulator: (current: T | A, next: T) => A, seed?: T | A, resultAction?: (result?: T | A) => A | R): T | A | R | undefined;
 export declare function selectNonNullable<T, V>(this: Iterable<T>, selector: (each: T) => V): Linqable<NonNullable<V>>;
@@ -47,0 +52,0 @@ export declare function nonNullable<T>(this: Iterable<T>): Linqable<NonNullable<T>>;

dist/main.js

@@ -22,2 +22,5 @@ "use strict";
 function linqify(iterable) {
+    if (!!iterable['linq']) {
+        return iterable;
+    }
     return Object.defineProperty(iterable, 'linq', {
@@ -37,2 +40,4 @@ get: () => {
                 where: where.bind(iterable),
+                forEach: forEach.bind(iterable),
+                aggregate: aggregate.bind(iterable),
             };
@@ -44,25 +49,30 @@ }
 function keys(source) {
-    if (Array.isArray(source)) {
-        return linqify(source.keys());
-    }
-    if (source instanceof Map) {
-        return linqify(source.keys());
-    }
     if (source) {
+        if (Array.isArray(source)) {
+            return linqify(source.keys());
+        }
+        if (source instanceof Map) {
+            return linqify(source.keys());
+        }
         return linqify((Object.getOwnPropertyNames(source)));
     }
+    // undefined/null
     return linqify([]);
 }
 exports.keys = keys;
+function isIterable(source) {
+    return !!source && !!source[Symbol.iterator];
+}
 /** returns an Linqable<> for values in the collection */
 function values(source) {
-    if (Array.isArray(source)) {
-        return linqify(function* () { for (const v of source) {
-            yield v;
-        } }());
-    }
-    if (source instanceof Map) {
-        return linqify(source.values());
-    }
     if (source) {
+        // map
+        if (source instanceof Map) {
+            return linqify(source.values());
+        }
+        // any iterable source
+        if (isIterable(source)) {
+            return linqify(source);
+        }
+        // dictionary (object keys)
         return linqify(function* () {
@@ -77,2 +87,3 @@ for (const key of keys(source)) {
     }
+    // null/undefined
     return linqify([]);
@@ -83,13 +94,13 @@ }
 function items(source) {
-    if (Array.isArray(source)) {
-        return linqify(function* () { for (let i = 0; i < source.length; i++) {
-            yield { key: i, value: source[i] };
-        } }());
-    }
-    if (source instanceof Map) {
-        return linqify(function* () { for (const [key, value] of source.entries()) {
-            yield { key, value };
-        } }());
-    }
     if (source) {
+        if (Array.isArray(source)) {
+            return linqify(function* () { for (let i = 0; i < source.length; i++) {
+                yield { key: i, value: source[i] };
+            } }());
+        }
+        if (source instanceof Map) {
+            return linqify(function* () { for (const [key, value] of source.entries()) {
+                yield { key, value };
+            } }());
+        }
         return linqify(function* () {
@@ -106,2 +117,3 @@ for (const key of keys(source)) {
     }
+    // undefined/null
     return linqify([]);
@@ -125,3 +137,3 @@ }
     for (const each of this) {
-        if (predicate(each)) {
+        if (!predicate || predicate(each)) {
             return true;
@@ -142,2 +154,13 @@ }
 exports.all = all;
+function concat(more) {
+    return linqify(function* () {
+        for (const each of this) {
+            yield each;
+        }
+        for (const each of more) {
+            yield each;
+        }
+    }.bind(this)());
+}
+exports.concat = concat;
 function select(selector) {
@@ -171,2 +194,20 @@ return linqify(function* () {
 exports.where = where;
+function forEach(action) {
+    for (const each of this) {
+        action(each);
+    }
+}
+exports.forEach = forEach;
+function aggregate(accumulator, seed, resultAction) {
+    let result = seed;
+    for (const each of this) {
+        if (result === undefined) {
+            result = each;
+            continue;
+        }
+        result = accumulator(result, each);
+    }
+    return resultAction !== undefined ? resultAction(result) : result;
+}
+exports.aggregate = aggregate;
 function selectNonNullable(selector) {
@@ -173,0 +214,0 @@ return linqify(function* () {

package.json

 {
   "name": "@azure-tools/linq",
-  "version": "3.0.116",
+  "version": "3.0.117",
   "description": "LINQ-like functionality for Typescript.",
@@ -5,0 +5,0 @@ "main": "./dist/main.js",

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Improved metrics

Total package byte prevSize

36044

increased by11.7%

Lines of code

462

increased by11.06%

No dependency changes