jsonify.js

#!/usr/bin/env node
'use strict';

// Reads JSON from stdin and writes equivalent nicely-formatted JSON to stdout.

let vm = require('vm')

let spaces = process.argv[2] || '0';
spaces = spaces.replace(/\\t/g, '\t').replace(/\\n/g, '\n');
let numberSpaces = Number(spaces.trim() === '' ? NaN : String(spaces))
if (!isNaN(numberSpaces)) {
  spaces = numberSpaces
}

let inputChunks = []

let stdin = process.stdin
stdin.resume()
stdin.setEncoding('utf8')

stdin.on('data', function (chunk) {
  inputChunks.push(chunk)
})

stdin.on('end', function () {
  let parsedData
  let inputJSON = inputChunks.join()
  try {      
    let sandbox = {}
    let resultKey = 'SAFE_EVAL_' + Math.floor(Math.random() * 1000000)
    sandbox[resultKey] = {}
    inputJSON = resultKey + '=' + inputJSON
    vm.runInNewContext(inputJSON, sandbox)
    
    let outputJSON = JSON.stringify(sandbox[resultKey], null, spaces);
    process.stdout.write(outputJSON);
  } catch (e) {
    process.stderr.write(`Failed to parse invalid data:\n-----------------\n${inputJSON}\n-----------------\n`)
    process.exit(1)
  }
})

jsonifyclipboard

#!/bin/sh

PBWHICH=$(which xsel)
if [ "$PBWHICH"  ]; then
  PBCOPY='xsel --clipboard --input'
  PBPASTE='xsel --clipboard --output'
fi
PBWHICH=$(which xclip)
if [ "$PBWHICH"  ]; then
  PBCOPY='xclip -selection clipboard'
  PBPASTE='xclip -selection clipboard -o'
fi
PBWHICH=$(which pbcopy)
if [ "$PBWHICH"  ]; then
  PBCOPY='pbcopy'
  PBPASTE='pbpaste'
fi

if [ -z "$PBCOPY"  ]; then
  echo 'No pbcopy/paste available'
  exit 1
fi

$PBPASTE | jsonify.js "$@" | $PBCOPY