oberknecht-utils - npm Package Compare versions

Comparing version 1.5.2 to 1.5.3

lib-js/utils/createID.d.ts

@@ -1,1 +0,1 @@
-export declare function createID(length?: number): string;
+export declare function createID(length_?: number, preventDuplicates_?: boolean): string;

lib-js/utils/createID.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.createID = void 0;
-function createID(length) {
-    let length_ = length ?? 5;
+const _1 = require(".");
+const chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_";
+const usedIDs = [];
+function createID(length_, preventDuplicates_) {
+    let preventDuplicates = !(0, _1.isNullUndefined)(preventDuplicates_)
+        ? preventDuplicates_
+        : true;
+    let length = length_ ?? 5;
     let r = "";
-    const chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_";
-    for (let i = 0; i < length_; i++) {
-        r += chars.charAt(Math.floor(Math.random() * chars.length));
+    function actualCreateID() {
+        if (usedIDs.length >= (chars.length ^ length))
+            length++;
+        let r2 = "";
+        for (let i = 0; i < length; i++) {
+            r2 += chars.charAt(Math.floor(Math.random() * chars.length));
+        }
+        if (preventDuplicates && usedIDs.includes(r2))
+            return actualCreateID();
+        usedIDs.push(r2);
+        r = r2;
     }
+    actualCreateID();
     return r;
 }
 exports.createID = createID;

lib-ts/utils/createID.ts

@@ -1,11 +0,29 @@
-export function createID(length?: number) {
-  let length_ = length ?? 5;
+import { isNullUndefined } from ".";
+const chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_";
+const usedIDs = [];
+
+export function createID(length_?: number, preventDuplicates_?: boolean) {
+  let preventDuplicates = !isNullUndefined(preventDuplicates_)
+    ? preventDuplicates_
+    : true;
+
+  let length = length_ ?? 5;
   let r = "";
-  const chars =
-    "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_";
-  for (let i = 0; i < length_; i++) {
-    r += chars.charAt(Math.floor(Math.random() * chars.length));
+
+  function actualCreateID() {
+    if (usedIDs.length >= (chars.length ^ length)) length++;
+
+    let r2 = "";
+    for (let i = 0; i < length; i++) {
+      r2 += chars.charAt(Math.floor(Math.random() * chars.length));
+    }
+
+    if (preventDuplicates && usedIDs.includes(r2)) return actualCreateID();
+    usedIDs.push(r2);
+    r = r2;
   }
 
+  actualCreateID();
+
   return r;
 }

package.json

 {
   "name": "oberknecht-utils",
-  "version": "1.5.2",
+  "version": "1.5.3",
   "description": "Utils for oberknecht packages",
@@ -5,0 +5,0 @@ "main": "./lib-ts/utils/index",

No alert changes

Improved metrics

Total package byte prevSize

126026

increased by0.76%

Lines of code

3418

increased by0.8%

No dependency changes