with-tmp-dir-promise

Run a promise-based function with a temporary directory, deleting it afterwards.

Requires NodeJS 8+.

Installation

``sh
npm install --save with-tmp-dir-promise
`

Usage example

`js
const {WithTempDir} = require('with-tmp-dir-promise');

WithTempDir(function (tmpdir) {
// tmpdir is a string like '/tmp/q3q235',
// pointing to an existing temporary directory

// Your code goes here

// When this function returns, the tmp directory will be deleted
// Remember to return a Promise here!
return Promise.resolve("foobar"); // Example
}).then(function(arg) {
// arg === 'foobar'

// tmpdir, including all files in the directory,
// is deleted here
});
`

WithTempDir documentation

`js
/**
* Run the given callback with a newly created temporary directory,
* automatically cleaning up once the promise
* This function returns a promise that resolves of rejects depending on
* A failure in creating the temporary directory causes
* immediate rejection without calling the callback.
@param {} callback A function(tmpPath) retuning a promise
@param {} opts Options for the tmp library. Default: Also delete files in the directory.
* Also supports cleanupAfter opt: If true, cleanup after resolving/rejecting the returned Promise.
* If false (default), cleanup before
*/
function WithTempDir (callback, opts = {unsafeCleanup: true, cleanupAfter: false}) {
// ...
}
``