Tool to enable/disable standard output (loggers, errors, etc.)

log-manager.js

var stdout_write = undefined;


var Log = function (value) {

	var shouldRelock = Log.unlock();

	/** Forward call to console.log */
	console.log.apply(this, arguments);

	if (shouldRelock)
		Log.lock();

}


Log.prototype.lock = function () {

	/** Re-stub process.stdout.write */
	stdout_write = process.stdout.write;
	process.stdout.write = function () {}

}

/** Returns false if log isn't locked. */
Log.prototype.unlock = function () {

	var locked = stdout_write ? true : false;

	if (locked)  /** Restore process.stdout.write */
		process.stdout.write = stdout_write;

	return !locked;

}


module.exports = Log;