chore: add value helper

Author: technote-space

__tests__/utils2.test.ts

@@ -2,8 +2,8 @@
 import {testEnv} from '@technote-space/github-action-test-helper';
 import {Utils} from '../src';
 
-const {generateNewPatchVersion, generateNewMinorVersion, generateNewMajorVersion, arrayChunk, versionCompare, isCommandDebug, isOutputDebug, objectGet}     = Utils;
-const {isBranch, isTagRef, normalizeRef, trimRef, getTag, getRefspec, getRemoteRefspec, getLocalRefspec, getOctokit, replaceVariables, mask, ensureNotNull} = Utils;
+const {generateNewPatchVersion, generateNewMinorVersion, generateNewMajorVersion, arrayChunk, versionCompare, isCommandDebug, isOutputDebug, objectGet, mask}             = Utils;
+const {isBranch, isTagRef, normalizeRef, trimRef, getTag, getRefspec, getRemoteRefspec, getLocalRefspec, getOctokit, replaceVariables, ensureNotNullValue, ensureNotNull} = Utils;
 
 jest.useFakeTimers();
 
@@ -320,6 +320,21 @@ describe('isOutputDebug', () => {
   });
 });
 
+describe('ensureNotNullValue', () => {
+  it('should return value', () => {
+    expect(ensureNotNullValue('test', '')).toBe('test');
+    expect(ensureNotNullValue(true, false)).toBe(true);
+    expect(ensureNotNullValue(1, 0)).toBe(1);
+  });
+
+  it('should return default value', () => {
+    expect(ensureNotNullValue(null, '')).toBe('');
+    expect(ensureNotNullValue(undefined, '')).toBe('');
+    expect(ensureNotNullValue(null, false)).toBe(false);
+    expect(ensureNotNullValue(undefined, 3)).toBe(3);
+  });
+});
+
 describe('ensureNotNull', () => {
   it('should return value', () => {
     expect(ensureNotNull('test')).toBe('test');

src/utils.ts

@@ -274,4 +274,6 @@ export const objectGet = <T>(value: { [key: string]: any } | undefined, key: str
   return value[keys[0]];
 };
 
-export const ensureNotNull = (value: string | null | undefined): string => value ?? '';
+export const ensureNotNullValue = <T>(value: T | null | undefined, defaultValue: T): T => value ?? defaultValue;
+
+export const ensureNotNull = (value: string | null | undefined): string => ensureNotNullValue(value, '');