separate out types and add todo

Author: nfriedly

README.md

@@ -4,3 +4,13 @@ Parse RateLimit headers of various forms, including the combined form from
 [draft 7](https://datatracker.ietf.org/doc/html/draft-ietf-httpapi-ratelimit-headers-07) of the 
 [IETF Rate Limit Headers standard](https://github.com/ietf-wg-httpapi/ratelimit-headers), 
 into a normalized format.
+
+
+### Todo
+
+* [ ] transpiling
+* [ ] linting
+* [ ] ci
+* [ ] documentation
+* [ ] more tests
+* [ ] publish

source/index.ts

@@ -0,0 +1,6 @@
+export { parseRateLimit } from './ratelimit-header-parser'
+export {
+    RateLimit,
+    RateLimitOptions,
+    ResponseOrHeadersObject
+} from './types'

source/ratelimit-header-parser.ts

@@ -1,22 +1,11 @@
-import { ServerResponse, IncomingHttpHeaders, OutgoingHttpHeaders } from 'node:http'
-
-export type RateLimit = {
-    limit: number,
-    current: number,
-    remaining: number,
-    reset?: Date,
-    // todo: policy
-}
-
-export type RateLimitOptions = {
-    reset?: 'date' | 'unix' | 'seconds' | 'milliseconds',
-}
-
-// node or fetch
-type ResponseObject = ServerResponse | Response; 
-type HeadersObject =  IncomingHttpHeaders | OutgoingHttpHeaders | Headers | Object;
-
-export function parseRateLimit(input: ResponseObject | HeadersObject, options?: RateLimitOptions): RateLimit | undefined {
+import {
+    HeadersObject,
+    RateLimit,
+    RateLimitOptions,
+    ResponseOrHeadersObject
+} from './types'
+
+export function parseRateLimit(input: ResponseOrHeadersObject, options?: RateLimitOptions): RateLimit | undefined {
     if ('headers' in input && typeof input.headers === 'object' && !Array.isArray(input.headers)) {
         return parseRateLimit(input.headers, options)
     } else if ('getHeaders' in input && typeof input.getHeaders === 'function') {

source/types.ts

@@ -0,0 +1,18 @@
+import type { ServerResponse, IncomingHttpHeaders, OutgoingHttpHeaders } from 'node:http'
+
+export type RateLimit = {
+    limit: number,
+    current: number,
+    remaining: number,
+    reset?: Date,
+    // todo: policy
+}
+
+export type RateLimitOptions = {
+    reset?: 'date' | 'unix' | 'seconds' | 'milliseconds',
+}
+
+// node or fetch
+export type ResponseObject = ServerResponse | Response; 
+export type HeadersObject =  IncomingHttpHeaders | OutgoingHttpHeaders | Headers | Object;
+export type ResponseOrHeadersObject = ResponseObject | HeadersObject;