52 lines
1.3 KiB
JavaScript
52 lines
1.3 KiB
JavaScript
'use strict'
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const { InvalidArgumentError } = require('../core/errors')
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const Client = require('./client')
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class H2CClient extends Client {
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constructor (origin, clientOpts) {
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if (typeof origin === 'string') {
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origin = new URL(origin)
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}
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if (origin.protocol !== 'http:') {
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throw new InvalidArgumentError(
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'h2c-client: Only h2c protocol is supported'
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)
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}
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const { maxConcurrentStreams, pipelining, ...opts } =
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clientOpts ?? {}
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const defaultMaxConcurrentStreams = maxConcurrentStreams ?? 100
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let defaultPipelining = 100
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if (
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maxConcurrentStreams != null &&
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(!Number.isInteger(maxConcurrentStreams) ||
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maxConcurrentStreams < 1)
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) {
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throw new InvalidArgumentError('maxConcurrentStreams must be a positive integer, greater than 0')
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}
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if (pipelining != null && Number.isInteger(pipelining) && pipelining > 0) {
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defaultPipelining = pipelining
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}
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if (defaultPipelining > defaultMaxConcurrentStreams) {
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throw new InvalidArgumentError(
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'h2c-client: pipelining cannot be greater than maxConcurrentStreams'
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)
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}
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super(origin, {
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...opts,
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maxConcurrentStreams: defaultMaxConcurrentStreams,
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pipelining: defaultPipelining,
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allowH2: true,
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useH2c: true
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})
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}
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}
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module.exports = H2CClient
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