From 9c426530f8d64d51ccea027c92dec9b7d054a1c9 Mon Sep 17 00:00:00 2001
From: Houssene Dao <dao.houssene@gmail.com>
Date: Thu, 27 Jan 2022 12:09:33 +0000
Subject: [PATCH] feat(): add new arr method sort

---
 .commitlintrc.json              | 15 +--------------
 lib/arr/array.interface.ts      |  1 -
 lib/arr/array.spec.ts           | 28 +++++++++++++++++++++++++---
 lib/arr/array.ts                | 15 ++++++++++++++-
 lib/exceptions/arr.exception.ts |  7 +++++++
 lib/exceptions/index.ts         |  1 +
 6 files changed, 48 insertions(+), 19 deletions(-)
 delete mode 100644 lib/arr/array.interface.ts
 create mode 100644 lib/exceptions/arr.exception.ts

diff --git a/.commitlintrc.json b/.commitlintrc.json
index d5e0434..e39932e 100644
--- a/.commitlintrc.json
+++ b/.commitlintrc.json
@@ -9,20 +9,7 @@
     "type-enum": [
       2,
       "always",
-      [
-        "build",
-        "chore",
-        "ci",
-        "docs",
-        "feat",
-        "fix",
-        "perf",
-        "refactor",
-        "style",
-        "test",
-        "revert",
-        "BREAKING CHANGE"
-      ]
+      ["build", "chore", "ci", "docs", "feat", "fix", "perf", "refactor", "style", "test", "revert"]
     ]
   }
 }
diff --git a/lib/arr/array.interface.ts b/lib/arr/array.interface.ts
deleted file mode 100644
index 8337712..0000000
--- a/lib/arr/array.interface.ts
+++ /dev/null
@@ -1 +0,0 @@
-//
diff --git a/lib/arr/array.spec.ts b/lib/arr/array.spec.ts
index 5a462e9..fe0801c 100644
--- a/lib/arr/array.spec.ts
+++ b/lib/arr/array.spec.ts
@@ -1,13 +1,35 @@
 import { Arr } from './array';
 
 describe('Arr', () => {
-  let arr = new Arr();
+  // let arr: Arr;
 
   beforeEach(async () => {
-    //
+    // arr = new Arr()
   });
 
   it('should be defined', () => {
-    expect(arr).toBeDefined();
+    expect(Arr).toBeDefined();
+  });
+
+  describe('sort', () => {
+    it('should have sort method', () => {
+      expect(Arr).toHaveProperty('sort');
+    });
+
+    it('should use sort method with array number', () => {
+      const array = [2, 1, 4, 10];
+
+      expect(Arr.sort(array)).toEqual([1, 10, 2, 4]);
+      expect(Arr.sort(array, (a, b) => a - b)).toEqual([1, 2, 4, 10]);
+      expect(Arr.sort(array, (a, b) => b - a)).toEqual([10, 4, 2, 1]);
+    });
+
+    it('should use sort method with array number', () => {
+      const string = ['a', 'd', 'b', 'e', 'c'];
+
+      expect(Arr.sort(string)).toEqual(string);
+      expect(Arr.sort(string, (a, b) => a.localeCompare(b))).toEqual(['a', 'b', 'c', 'd', 'e']);
+      expect(Arr.sort(string, (a, b) => b.localeCompare(a))).toEqual(['e', 'd', 'c', 'b', 'a']);
+    });
   });
 });
diff --git a/lib/arr/array.ts b/lib/arr/array.ts
index b55b685..56920ed 100644
--- a/lib/arr/array.ts
+++ b/lib/arr/array.ts
@@ -1 +1,14 @@
-export class Arr<T> extends Array<T> {}
+import { ArrException } from '../exceptions';
+
+export const Arr = class {
+  /**
+   * Sort array.
+   * @param array
+   * @param fn
+   */
+  static sort(array: Array<any>, fn?: (a, b) => number) {
+    if (!Array.isArray(array)) throw new ArrException(`Your argument is not array`);
+
+    return array.sort(fn);
+  }
+};
diff --git a/lib/exceptions/arr.exception.ts b/lib/exceptions/arr.exception.ts
new file mode 100644
index 0000000..b7398f5
--- /dev/null
+++ b/lib/exceptions/arr.exception.ts
@@ -0,0 +1,7 @@
+export class ArrException extends Error {
+  name: 'ArrException';
+
+  constructor(message: string) {
+    super(message);
+  }
+}
diff --git a/lib/exceptions/index.ts b/lib/exceptions/index.ts
index 870fef3..3718fea 100644
--- a/lib/exceptions/index.ts
+++ b/lib/exceptions/index.ts
@@ -1,2 +1,3 @@
 export * from './str.exception';
 export * from './num.exception';
+export * from './arr.exception';