feat(core): initial code commit

Author: Awilum

.editorconfig

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+# EditorConfig: http://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+# Unix-style newlines with a newline ending every file
+[*]
+charset = utf-8
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true
+indent_style = space
+indent_size = 4
+
+# 2 space indentation
+[*.yaml, *.yml]
+indent_style = space
+indent_size = 2

.gitignore

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+# Global
+node_modules/
+
+# OS Generated
+.DS_Store*
+ehthumbs.db
+Icon?
+Thumbs.db
+*.swp
+
+# phpstorm
+.idea/*

CHANGELOG.md

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+<a name="1.0.0"></a>
+# [1.0.0](https://github.com/fakerjs/integer) (2022-01-08)
+* Initial release

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2022 Faker Javascript
+Copyright (c) Sergey Romanenko
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,2 +1,37 @@
-# integer
+<h1 align="center">Integer</h1>
+<p align="center">
 Integer package provides functionality to generate a fake integer value.
+</p>
+
+<p align="center">
+<a href="https://github.com/fakerjs/integer/releases"><img alt="Version" src="https://img.shields.io/github/release/fakerjs/integer.svg?label=version&color=green"></a> <a href="https://github.com/fakerjs/integer"><img src="https://img.shields.io/badge/license-MIT-blue.svg?color=green" alt="License"></a> <img src="https://github.com/fakerjs/integer/actions/workflows/tests.yml/badge.svg">
+
+## Install
+
+```
+$ npm install --save @fakerjs/integer
+```
+
+## Usage
+
+```js
+import fakeInteger from '@fakerjs/integer';
+
+fakeInteger();
+//=> 1109494507128900
+
+fakeInteger(0, 10);
+//=> 5
+```
+
+## Tests
+
+Run tests
+
+```
+npm run test
+```
+
+## License
+[The MIT License (MIT)](https://github.com/fakerjs/integer/blob/master/LICENSE.txt)
+Copyright (c) [Sergey Romanenko](https://github.com/Awilum)

index.js

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+export default function fakeInteger(min, max) {
+    if (min === undefined) {
+        min = Number.MIN_SAFE_INTEGER;
+    }
+    if (max === undefined) {
+        max = Number.MAX_SAFE_INTEGER;
+    }
+    if (typeof min !== 'number' || typeof max !== 'number') {
+		throw new TypeError('Expected all arguments to be numbers.');
+	}
+    if (min > max) {
+		throw new TypeError('Min cannot be greater than Max.');
+	}
+    min = Math.ceil(min);
+    max = Math.floor(max);
+    return Math.floor(Math.random() * (max - min + 1)) + min;
+};

package.json

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+{
+  "name": "@fakerjs/integer",
+  "version": "1.0.0",
+  "description": "Random Integer package provides functionality to generate a fake integer value.",
+  "license": "MIT",
+  "repository": "fakerjs/integer",
+  "author": {
+    "name": "Sergey Romanenko",
+    "email": "[email protected]",
+    "url": "https://github.com/Awilum"
+  },
+  "type": "module",
+  "exports": "./index.js",
+  "engines": {
+    "node": ">=12"
+  },
+  "scripts": {
+    "test": "ava"
+  },
+  "devDependencies": {
+    "ava": "^3.15.0"
+  },
+  "files": [
+    "index.js"
+  ],
+  "keywords": [
+    "fakerjs",
+    "faker",
+    "random",
+    "integer",
+    "int",
+    "number"
+  ]
+}

test.js

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+import fakeInteger from './index.js';
+import test from 'ava';
+
+test('fakeInteger return type to be number', t => {
+	t.is(typeof fakeInteger(), 'number');
+});
+
+test('fakeInteger with number min 0 return type to be number', t => {
+	t.is(typeof fakeInteger(0), 'number');
+});
+
+test('fakeInteger with number min 0 and max 10 return type to be number', t => {
+	t.is(typeof fakeInteger(0, 10), 'number');
+});
+
+test('fakeInteger with number min 0 and max 10 less than 11', t => {
+	t.true(fakeInteger(0, 10) < 11);
+});
+
+test('fakeInteger with string to thow error on string', t => {
+  const error = t.throws(() => {
+		fakeInteger('string')
+	}, {instanceOf: TypeError});
+
+	t.is(error.message, 'Expected all arguments to be numbers.');
+});
+
+test('fakeInteger with string to thow error on min > max', t => {
+	const error = t.throws(() => {
+		  fakeInteger(10, 0)
+	  }, {instanceOf: TypeError});
+  
+	  t.is(error.message, 'Min cannot be greater than Max.');
+  });

workflows/tests.yml

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+name: Tests
+on: ['push', 'pull_request']
+jobs:
+  test:
+    name: Node.js ${{ matrix.node-version }}
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version: [^12, ^14, ^16, ^17]
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node-version }}
+      - run: npm install
+      - run: npm test