totlog/stream.js

The only true log

const { Writable } = require('stream')
const totlog = require('.')

class TotlogStream extends Writable {
	constructor (options) {
		super(options)
		const {
			level = 'debug',
			category = __filename,
		} = options || { }
		this.level = level
		this.log = totlog(category)
	}
	_write (chunk, encoding, done) {
		if (typeof chunk !== 'string' && encoding === 'buffer') {
			chunk = chunk.toString(this._writableState.defaultEncoding)
		}
		this.log[this.level](typeof chunk === 'string'
			? chunk
			: chunk.toString(encoding)
		)
		done()
	}
}

module.exports = TotlogStream