appolo-utils - npm Package Compare versions

Comparing version 0.0.26 to 0.0.27

lib/arrays.js

@@ -48,6 +48,9 @@ "use strict";
     static keyBy(arr, key) {
-        let output = {};
+        if (!key) {
+            key = (item, index) => item.toString();
+        }
+        let output = {}, isFn = classes_1.Classes.isFunction(key);
         for (let i = 0, len = (arr || []).length; i < len; i++) {
             let item = arr[i];
-            let outputKey = classes_1.Classes.isFunction(key) ? key(item, i) : item[key];
+            let outputKey = isFn ? key(item, i) : item[key];
             output[outputKey] = item;
@@ -54,0 +57,0 @@ }

lib/arrays.ts

@@ -68,6 +68,10 @@ import {Classes} from "./classes";
 
-    public static keyBy<T extends object>(arr: T[], key: string | ((item: T, index: number) => string)) {
+    public static keyBy<T extends any>(arr: T[], key?: string | ((item: T, index: number) => string)): { [index: string]: T } {
 
-        let output: { [index: string]: T } = {};
+        if (!key) {
+            key = (item: T, index: number) => item.toString();
+        }
 
+        let output: { [index: string]: T } = {}, isFn = Classes.isFunction(key);
+
         for (let i = 0, len = (arr || []).length; i < len; i++) {
@@ -77,3 +81,3 @@
 
-            let outputKey = Classes.isFunction(key) ? (key as Function)(item, i) : item[key as string];
+            let outputKey = isFn ? (key as Function)(item, i) : item[key as string];
 
@@ -86,7 +90,7 @@ output[outputKey] = item;
 
-    public static flat<T>(arr:any[]):T[]{
+    public static flat<T>(arr: any[]): T[] {
         return arr.reduce((acc, val) => acc.concat(val), []);
     }
 
-    public static flatDeep<T>(arr:any[],depth:number = 1):T[]{
+    public static flatDeep<T>(arr: any[], depth: number = 1): T[] {
         return depth > 0
@@ -97,14 +101,14 @@ ? arr.reduce((acc, val) => acc.concat(Array.isArray(val) ? Arrays.flatDeep(val, depth - 1) : val), [])
 
-    public static partition<T>(arr:T[],criteria:(value:T)=>boolean):[T[],T[]]{
-        let arr1 = [],arr2=[];
+    public static partition<T>(arr: T[], criteria: (value: T) => boolean): [T[], T[]] {
+        let arr1 = [], arr2 = [];
 
-        for(let i=0,len=(arr||[]).length;i<len;i++){
+        for (let i = 0, len = (arr || []).length; i < len; i++) {
 
-            let value= arr[i];
+            let value = arr[i];
 
-            criteria(value) ? arr1.push(value):arr2.push(value);
+            criteria(value) ? arr1.push(value) : arr2.push(value);
         }
 
-        return [arr1,arr2]
+        return [arr1, arr2]
     }
 }

package.json

@@ -17,3 +17,3 @@ {
   "main": "./index.js",
-  "version": "0.0.26",
+  "version": "0.0.27",
   "license": "MIT",
@@ -20,0 +20,0 @@ "repository": {

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Improved metrics

Total package byte prevSize

63094

increased by0.62%

Lines of code

1166

increased by0.52%

No dependency changes