feat: tolower function

package.json

@@ -45,8 +45,8 @@
     "@babel/core": "^7.13.15",
     "@babel/plugin-syntax-typescript": "^7.12.13",
     "@types/jest": "^26.0.22",
-    "@typescript-eslint/eslint-plugin": "^4.21.0",
-    "@typescript-eslint/parser": "^4.21.0",
+    "@typescript-eslint/eslint-plugin": "^4.22.0",
+    "@typescript-eslint/parser": "^4.22.0",
     "colors": "^1.4.0",
     "eslint": "^7.24.0",
     "jest": "^26.6.3",
@@ -56,7 +56,7 @@
     "ts-jest": "^26.5.4",
     "ts-loader": "^8.1.0",
     "typescript": "^4.2.4",
-    "webpack": "^5.31.2",
+    "webpack": "^5.33.2",
     "webpack-cli": "^4.6.0"
   },
   "keywords": [

src/index.ts

@@ -152,6 +152,7 @@ import { throttle } from './throttle';
 import { createTimeoutPromise, TimeoutError } from './timeout';
 import { times } from './times';
 import { toArray } from './toArray';
+import { toLower } from './toLower';
 import { toNumber } from './toNumber';
 import { toUpper } from './toUpper';
 import { trim } from './trim';
@@ -204,7 +205,7 @@ export {
   retry, concurrency, fallback, logic, isSubClass,
   cacheIt, cacheProvider, distance, closest, isInstance,
   values, chunk, cacheItTTL, initial, omit, Mutex, Semaphore,
-  AsyncUtils, isCircular
+  AsyncUtils, isCircular, toLower
 };
 
 
@@ -239,7 +240,6 @@ export default {
   retry, concurrency, fallback, logic, isSubClass,
   cacheIt, cacheProvider, distance, closest, isInstance,
   values, chunk, cacheItTTL, initial, omit, Mutex, Semaphore,
-  AsyncUtils, isCircular
-
+  AsyncUtils, isCircular, toLower
 };
 

src/toLower.ts

@@ -0,0 +1,16 @@
+import { toString } from './toString';
+
+/**
+ *
+ * toLower case
+ *
+ * @since 5.19.0
+ * @category String
+ * @param value The string to convert.
+ * @returns Returns the lower cased string.
+ */
+export function toLower(value: string): string {
+  return toString(value).toLowerCase();
+}
+
+export default toLower;

test/toLower.js → test/toLower.test.ts

@@ -1,5 +1,5 @@
 import * as assert from 'assert';
-import toLower from '../src/toLower';
+import { toLower } from '../src/toLower';
 
 describe('toLower', () => {
   it('should convert whole string to lower case', () => {