walk-back


walk-back

Walk up the directory tree until the specified path is found. For example, walk up through parent directories until a specified config file is found.

Example
``js
import walkBack from 'walk-back'
`


$3


Returns an absolute file path (if found) else null.

Kind: Exported function

| Param | Type | Description |
| --- | --- | --- |
| startAt | string | the directory to start in |
| lookingFor | string | the path we're looking for |

Example
`js
> walkBack('/Users/lloyd/Documents/75lb/walk-back', 'package.json')
'/Users/lloyd/Documents/75lb/walk-back/package.json'

> walkBack('/Users/lloyd/Documents/75lb/walk-back', '75lb')
'/Users/lloyd/Documents/75lb'

> walkBack('/Users/lloyd/Documents/75lb/walk-back', '.bash_profile')
'/Users/lloyd/.bash_profile'

> walkBack('.', '.bash_profile')
'/Users/lloyd/.bash_profile'

> walkBack('/Users/lloyd/Documents/75lb/walk-back', 'non-existent.file')
null
``

*

© 2015-24 Lloyd Brookes \<75pound@gmail.com\>.

Tested by test-runner. Documented by jsdoc-to-markdown.