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import type { RequestInit } from 'node-fetch'
import { default as nodeFetch, Headers, Request, Response } from 'node-fetch'
import Stream from 'node:stream'
import * as _ from './utils'
export { Headers, Request, Response }
export const fetch = {
fetch(
resource: string | Request,
init?: Partial<FetchInit>
): Promise<Response> {
const resourceURL = new URL(
_.__object_isPrototypeOf(Request.prototype, resource)
? (resource as Request).url
: _.pathToPosix(resource),
typeof Object(globalThis.process).cwd === 'function'
? 'file:' + _.pathToPosix(process.cwd()) + '/'
: 'file:'
)
if (resourceURL.protocol.toLowerCase() === 'file:') {
return import('node:fs').then((fs) => {
try {
const stats = fs.statSync(resourceURL)
const body = fs.createReadStream(resourceURL)
return new Response(body, {
status: 200,
statusText: '',
headers: {
'content-length': String(stats.size),
date: new Date().toUTCString(),
'last-modified': new Date(stats.mtimeMs).toUTCString(),
},
})
} catch (error) {
const body = new Stream.Readable()
body._read = () => {}
body.push(null)
return new Response(body, {
status: 404,
statusText: '',
headers: {
date: new Date().toUTCString(),
},
})
}
})
} else {
return nodeFetch(resource, init)
}
},
}.fetch
type USVString = {} & string
interface FetchInit {
body: RequestInit['body']
cache:
| 'default'
| 'no-store'
| 'reload'
| 'no-cache'
| 'force-cache'
| 'only-if-cached'
credentials: 'omit' | 'same-origin' | 'include'
headers: Headers | Record<string, string>
method:
| 'GET'
| 'HEAD'
| 'POST'
| 'PUT'
| 'DELETE'
| 'CONNECT'
| 'OPTIONS'
| 'TRACE'
| 'PATCH'
| USVString
mode: 'cors' | 'no-cors' | 'same-origin' | USVString
redirect: 'follow' | 'manual' | 'error'
referrer: USVString
referrerPolicy:
| 'no-referrer'
| 'no-referrer-when-downgrade'
| 'same-origin'
| 'origin'
| 'strict-origin'
| 'origin-when-cross-origin'
| 'strict-origin-when-cross-origin'
| 'unsafe-url'
integrity: USVString
keepalive: boolean
signal: AbortSignal
}
|
