/
utils.ts
48 lines (44 loc) · 1.21 KB
/
utils.ts
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import type { NodeHeaders } from './types'
export async function* streamToIterator<T>(
readable: ReadableStream<T>
): AsyncIterableIterator<T> {
const reader = readable.getReader()
while (true) {
const { value, done } = await reader.read()
if (done) break
if (value) {
yield value
}
}
reader.releaseLock()
}
export function notImplemented(name: string, method: string): any {
throw new Error(
`Failed to get the '${method}' property on '${name}': the property is not implemented`
)
}
export function fromNodeHeaders(object: NodeHeaders): Headers {
const headers = new Headers()
for (let [key, value] of Object.entries(object)) {
const values = Array.isArray(value) ? value : [value]
for (let v of values) {
if (v !== undefined) {
headers.append(key, v)
}
}
}
return headers
}
export function toNodeHeaders(headers?: Headers): NodeHeaders {
const result: NodeHeaders = {}
if (headers) {
for (const [key, value] of headers.entries()) {
result[key] = value
if (key.toLowerCase() === 'set-cookie') {
console.log('the value of the cookie header is' + value)
result[key] = value.split(', ')
}
}
}
return result
}