A little bean for parsing command line arguments without any surprises, at all.
npm install chickpea``bash
npm i chickpea
`
`JavaScript
#!/usr/bin/env node
const chickpea = require('chickpea');
const program = require('./index.js');
const configuration = { input: 'Input PNG' };
const options = chickpea(configuration);
program(options)
`
`JavaScript
#!/usr/bin/env node
const chickpea = require('chickpea');
const pizzaOrder = chickpea({
pepper_flag: 'Add peppers.',
pineapple_flag: 'Add pineapple.',
bbqSauce_flag: 'Add bbq sauce.',
cheese: 'Add the specified type of cheese: --cheese gorgonzola',
firstName: 'First name.',
lastName: 'Last name.',
});
console.log('Cheese Type:', pizzaOrder.cheese);
console.log('BBQ Sauce:', pizzaOrder.bbqSauce?'yes':'no');
`
`bash
$ ./example.js --cheese "Super Stinky" --bbq-sauce
`
`
Cheese Type: Super Stinky
BBQ Sauce: yes
`
When executing with `-h` flag you get the following
`bash
$ ./example.js -h
Usage: example [options]
Options:
-V, --version output the version number
-p,--pepper Add peppers.
-i,--pineapple Add pineapple.
-b,--bbq-sauce Add bbq sauce.
-c,--cheese [text] Add the specified type of cheese: --cheese gorgonzola
-f,--first-name [text] First name.
-l,--last-name [text] Last name.
-h, --help output usage information
``