feat: add file-name extension helper

package.json

@@ -62,5 +62,10 @@
     },
     "dependencies": {
         "glob": "^8.0.3"
+    },
+    "config": {
+        "commitizen": {
+            "path": "@commitlint/cz-commitlint"
+        }
     }
 }

src/utils/file-name.ts

@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2022.
+ * Author Peter Placzek (tada5hi)
+ * For the full copyright and license information,
+ * view the LICENSE file that was distributed with this source code.
+ */
+
+export function removeFileNameExtension(
+    input: string,
+    extensions?: string[],
+) {
+    if (input.includes('.')) {
+        const position = input.lastIndexOf('.');
+        const extension = input.substring(
+            position,
+            input.length,
+        );
+
+        if (
+            typeof extensions === 'undefined' ||
+            extensions.indexOf(extension) !== -1
+        ) {
+            input = input.substring(0, position);
+        }
+    }
+
+    return input;
+}

test/unit/utils.spec.ts

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2022.
+ * Author Peter Placzek (tada5hi)
+ * For the full copyright and license information,
+ * view the LICENSE file that was distributed with this source code.
+ */
+
+import { removeFileNameExtension } from "../../src/utils/file-name";
+
+describe('src/utils/*.ts', function () {
+    it('should remove file name extension', () => {
+        let data = removeFileNameExtension('test.js', ['.js', '.ts']);
+        expect(data).toEqual('test');
+
+        data = removeFileNameExtension('test.mts', ['.js', '.ts']);
+        expect(data).toEqual('test.mts');
+
+        data = removeFileNameExtension('test.js', []);
+        expect(data).toEqual('test.js');
+
+        data = removeFileNameExtension('test.js');
+        expect(data).toEqual('test');
+    })
+});