Strip comments from JSON

json-comment-stripper

#!/usr/bin/env node

const RECIPE = process.argv[2] || process.env.RECIPE || '/dev/stdin'

const doubleslash=/^(("([^"\\]|\\.)*"|([^\/]|\/[^\/]))*).*/gm
const multiline=/(("([^"\\]|\\.)*"|[^\/"]|\/[^*])*)\/[*]([^*]|[*][^\/])*[*]\//g

var x,y;
for ([x,y]=[require("fs").readFileSync(RECIPE,{encoding:"utf8"}).replace(doubleslash,"$1"), ""]; x.length != y.length; [x,y]=[x.replace(multiline,"$1"),x] );

console.log(JSON.stringify(JSON.parse(x), null, 2))