From b1119cf4f0427cf3565c946a010549c6bb4247ef Mon Sep 17 00:00:00 2001
From: Arman Ozak <arman@armanozak.com>
Date: Fri, 17 Apr 2020 19:10:48 +0300
Subject: [PATCH] feat: add a utility method to map enums to options

---
 .../core/src/lib/tests/form-utils.spec.ts     | 30 +++++++++++++++++++
 .../packages/core/src/lib/utils/form-utils.ts | 15 ++++++++++
 2 files changed, 45 insertions(+)
 create mode 100644 npm/ng-packs/packages/core/src/lib/tests/form-utils.spec.ts
 create mode 100644 npm/ng-packs/packages/core/src/lib/utils/form-utils.ts

diff --git a/npm/ng-packs/packages/core/src/lib/tests/form-utils.spec.ts b/npm/ng-packs/packages/core/src/lib/tests/form-utils.spec.ts
new file mode 100644
index 0000000000..02e20a5c04
--- /dev/null
+++ b/npm/ng-packs/packages/core/src/lib/tests/form-utils.spec.ts
@@ -0,0 +1,30 @@
+import { mapEnumToOptions } from '../utils/form-utils';
+
+enum SomeEnum {
+  NotApplicable = 'N/A',
+  Foo = 0,
+  Bar,
+}
+
+describe('Form Utils', () => {
+  describe('#mapEnumToOptions', () => {
+    it('should return options from enum', () => {
+      const options = mapEnumToOptions(SomeEnum);
+
+      expect(options).toEqual([
+        {
+          key: 'NotApplicable',
+          value: SomeEnum.NotApplicable,
+        },
+        {
+          key: 'Foo',
+          value: SomeEnum.Foo,
+        },
+        {
+          key: 'Bar',
+          value: SomeEnum.Bar,
+        },
+      ]);
+    });
+  });
+});
diff --git a/npm/ng-packs/packages/core/src/lib/utils/form-utils.ts b/npm/ng-packs/packages/core/src/lib/utils/form-utils.ts
new file mode 100644
index 0000000000..414b259ab9
--- /dev/null
+++ b/npm/ng-packs/packages/core/src/lib/utils/form-utils.ts
@@ -0,0 +1,15 @@
+import { ABP } from '../models/common';
+import { isNumber } from './number-utils';
+
+export function mapEnumToOptions<T>(_enum: T): ABP.Option<T>[] {
+  const options: ABP.Option<T>[] = [];
+
+  for (const member in _enum)
+    if (!isNumber(member))
+      options.push({
+        key: member,
+        value: _enum[member],
+      });
+
+  return options;
+}