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