'use strict'
function headRouteOnSendHandler (req, reply, payload, done) {
// If payload is undefined
if (payload === undefined) {
reply.header('content-length', '0')
done(null, null)
return
}
if (typeof payload.resume === 'function') {
payload.on('error', (err) => {
reply.log.error({ err }, 'Error on Stream found for HEAD route')
})
payload.resume()
done(null, null)
return
}
const size = '' + Buffer.byteLength(payload)
reply.header('content-length', size)
done(null, null)
}
function parseHeadOnSendHandlers (onSendHandlers) {
if (onSendHandlers == null) return headRouteOnSendHandler
return Array.isArray(onSendHandlers) ? [...onSendHandlers, headRouteOnSendHandler] : [onSendHandlers, headRouteOnSendHandler]
}
module.exports = {
parseHeadOnSendHandlers
}