Given an input (filename or stdin), prints out it space-indented

pretty_json

#!/usr/bin/env node
/**
 * @name JSON Prettifier
 * @summary Given an input (filename or stdin), prints out it space-indented
 * @license [LGPLv3]{@link https://www.gnu.org/licenses/lgpl-3.0.txt}
 * @version 0.0.1a
 *
 */
(function () {
    "use strict";
    var buffer, output;
    /**
     * Stores formatted JSON into <code>shared</code> output var
     * @param {String} input Unformatted json
     */
     function prettify(input) {
        input = JSON.parse(input);
        output = JSON.stringify(input, null, 4);
    }
    /**
     * Send data stored into <code>shared</code> to standard output
     */
    function print() {
        process.stdout.write(output + "\r\n");
    }
    buffer = process.stdin;
    if (process.argv.length > 2) {
        buffer = require("fs").createReadStream(process.argv[2]);
    }
    buffer.on("data", prettify);
    buffer.on("end", print);
}());

node pretty_json /path/to/file.json
cat /path/to/file.json | node pretty_json

fails with {"content":{"rendered":"<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed ultricies nunc id tellus cursus volutpat. Vivamus \u0003ac rhoncus quam"}}