chosen
chosen is a node module to make multiple-choice questions easy on CLIs.
Install
npm install chosen
Use
var choose = require("chosen").choose;
console.log("What is your favorite language?");
choose(
["English", "Klingon", "Malbolge"],
function(answer, index) {
console.log("I like " + answer + ", too!");
},
{}
);
Styles
You can feed any of the following options:
- style: one of
[">", "gray", "indent"], or an object {normal: <function>, chosen: <function>}, where the functions return a formatted version of their inputs
Interaction
chosen interaction was—ahem—chosen to be intuitive:
<enter> and <space> select the current choice
<esc> and <^C> to escape (sends null)
(up arrow, down arrow), (k,j) (vim!),(q, a), and (p, l) for scrolling up/down (any other key defaults to "down")