init

.editorconfig

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+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+indent_size = 2

.gitignore

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+# editors
+.vscode/
+.idea/
+
+# dependencies
+node_modules/
+
+# misc
+.DS_Store

LICENSE

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+MIT License
+
+Copyright (c) 2019 Przemysław Tyczyński
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# callIfFn.js [![npm version](https://badge.fury.io/js/calliffn.svg)](https://badge.fury.io/js/calliffn)
+
+The method that call the passed argument if it is a function
+
+## Usage
+
+`callIfFn(function, ...args)`
+
+## Example
+
+```javascript
+import callIfFn from 'calliffn';
+
+const hello = (...args) => args.join(' ');
+
+callIfFn(hello, 'Hello', 'World!'); // => 'Hello World!'
+callIfFn(null) // => undefined
+```
+
+## License
+
+[MIT](LICENSE) | [Przemysław Tyczyński](https://tyczynski.pl)

lib/index.js

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+module.exports=(a,...b)=>{if("function"==typeof a)return a(...b)};