Effectuate

Run exported function from any script passing in arguments from the command line. First argument can be passed in through stdin.

Install

$ npm install -g effectuate

Usage

Passing arguments

// multiply.js
module.exports = (a, b) => a * b

$ effectuate multiply 5 10
50

Named arguments

// getName.js
module.exports = config => config.first + ' ' + config.last

$ effectuate ./getName --first=John --last=Doe
John Doe

Using stdin

// double.js
module.exports = n => n * 2

$ echo 10 | effectuate-piped ./double
20

Can also provide stdin line by line:

$ echo -e "1\n2\n3" | effectuate-byline ./double
2
4
6

Returning a promise

// delay.js
module.exports = value => new Promise(
  resolve => setTimeout(() => resolve(value), 100)
)

$ effectuate ./delay foo
foo