docs: fixed typos in Fetch jsdocs (#4355)

Author: ricmoo

src.ts/utils/fetch.ts

@@ -1,17 +1,17 @@
 /**
  *  Fetching content from the web is environment-specific, so Ethers
- *  provides an abstraction the each environment can implement to provide
+ *  provides an abstraction that each environment can implement to provide
  *  this service.
  *
  *  On [Node.js](link-node), the ``http`` and ``https`` libs are used to
  *  create a request object, register event listeners and process data
  *  and populate the [[FetchResponse]].
  *
  *  In a browser, the [DOM fetch](link-js-fetch) is used, and the resulting
- *  ``Promise`` is waited on to retreive the payload.
+ *  ``Promise`` is waited on to retrieve the payload.
  *
  *  The [[FetchRequest]] is responsible for handling many common situations,
- *  such as redirects, server throttling, authentcation, etc.
+ *  such as redirects, server throttling, authentication, etc.
  *
  *  It also handles common gateways, such as IPFS and data URIs.
  *
@@ -26,7 +26,7 @@ import { toUtf8Bytes, toUtf8String } from "./utf8.js"
 import { createGetUrl } from "./geturl.js";
 
 /**
- *  An environments implementation of ``getUrl`` must return this type.
+ *  An environment's implementation of ``getUrl`` must return this type.
  */
 export type GetUrlResponse = {
     statusCode: number,
@@ -204,7 +204,7 @@ export class FetchRequest implements Iterable<[ key: string, value: string ]> {
     #getUrlFunc: null | FetchGetUrlFunc;
 
     /**
-     *  The fetch URI to requrest.
+     *  The fetch URL to request.
      */
     get url(): string { return this.#url; }
     set url(url: string) {
@@ -219,15 +219,15 @@ export class FetchRequest implements Iterable<[ key: string, value: string ]> {
      *  header.
      *
      *  If %%body%% is null, the body is cleared (along with the
-     *  intrinsic ``Content-Type``) and the .
+     *  intrinsic ``Content-Type``).
      *
-     *  If %%body%% is a string, the intrincis ``Content-Type`` is set to
+     *  If %%body%% is a string, the intrinsic ``Content-Type`` is set to
      *  ``text/plain``.
      *
-     *  If %%body%% is a Uint8Array, the intrincis ``Content-Type`` is set to
+     *  If %%body%% is a Uint8Array, the intrinsic ``Content-Type`` is set to
      *  ``application/octet-stream``.
      *
-     *  If %%body%% is any other object, the intrincis ``Content-Type`` is
+     *  If %%body%% is any other object, the intrinsic ``Content-Type`` is
      *  set to ``application/json``.
      */
     get body(): null | Uint8Array {
@@ -278,7 +278,7 @@ export class FetchRequest implements Iterable<[ key: string, value: string ]> {
      *  The headers that will be used when requesting the URI. All
      *  keys are lower-case.
      *
-     *  This object is a copy, so any chnages will **NOT** be reflected
+     *  This object is a copy, so any changes will **NOT** be reflected
      *  in the ``FetchRequest``.
      *
      *  To set a header entry, use the ``setHeader`` method.
@@ -381,7 +381,7 @@ export class FetchRequest implements Iterable<[ key: string, value: string ]> {
     }
 
     /**
-     *  The timeout (in milliseconds) to wait for a complere response.
+     *  The timeout (in milliseconds) to wait for a complete response.
      *  //(default: 5 minutes)//
      */
     get timeout(): number { return this.#timeout; }
@@ -610,7 +610,7 @@ export class FetchRequest implements Iterable<[ key: string, value: string ]> {
      *  to %%location%%.
      */
     redirect(location: string): FetchRequest {
-        // Redirection; for now we only support absolute locataions
+        // Redirection; for now we only support absolute locations
         const current = this.url.split(":")[0].toLowerCase();
         const target = location.split(":")[0].toLowerCase();
 
@@ -764,7 +764,7 @@ interface ThrottleError extends Error {
 };
 
 /**
- *  The response for a FetchREquest.
+ *  The response for a FetchRequest.
  */
 export class FetchResponse implements Iterable<[ key: string, value: string ]> {
     #statusCode: number;
@@ -909,7 +909,7 @@ export class FetchResponse implements Iterable<[ key: string, value: string ]> {
     }
 
     /**
-     *  Returns true of the response has a body.
+     *  Returns true if the response has a body.
      */
     hasBody(): this is (FetchResponse & { body: Uint8Array }) {
         return (this.#body != null);