reorg: move JS ops implementations to cli/js/ops/, part 1 (#4264)

Following JS ops were moved to separate files in cli/js/ops directory:
- compiler
- dispatch_json
- dispatch_minimal
- errors
- fetch
- fs_events
- os
- random
- repl
- resources
- runtime_compiler
- runtime
- tty

1 files changed, 4 insertions, 15 deletions

diff --git a/cli/js/web/fetch.ts b/cli/js/web/fetch.ts
index 17cd43129..fbe795b4a 100644
--- a/cli/js/web/fetch.ts
+++ b/cli/js/web/fetch.ts
@@ -10,12 +10,13 @@ import { TextDecoder, TextEncoder } from "./text_encoding.ts";
 import { DenoBlob, bytesSymbol as blobBytesSymbol } from "./blob.ts";
 import { Headers } from "./headers.ts";
 import * as io from "../io.ts";
-import { read, close } from "../files.ts";
+import { read } from "../files.ts";
+import { close } from "../ops/resources.ts";
 import { Buffer } from "../buffer.ts";
 import { FormData } from "./form_data.ts";
 import { URL } from "./url.ts";
 import { URLSearchParams } from "./url_search_params.ts";
-import { sendAsync } from "../dispatch_json.ts";
+import { fetch as opFetch, FetchResponse } from "../ops/fetch.ts";
 
 function getHeaderValueParams(value: string): Map<string, string> {
   const params = new Map();
@@ -439,13 +440,6 @@ export class Response implements domTypes.Response {
   }
 }
 
-interface FetchResponse {
-  bodyRid: number;
-  status: number;
-  statusText: string;
-  headers: Array<[string, string]>;
-}
-
 async function sendFetchReq(
   url: string,
   method: string | null,
@@ -457,18 +451,13 @@ async function sendFetchReq(
     headerArray = Array.from(headers.entries());
   }
 
-  let zeroCopy = undefined;
-  if (body) {
-    zeroCopy = new Uint8Array(body.buffer, body.byteOffset, body.byteLength);
-  }
-
   const args = {
     method,
     url,
     headers: headerArray
   };
 
-  return (await sendAsync("op_fetch", args, zeroCopy)) as FetchResponse;
+  return await opFetch(args, body);
 }
 
 /** Fetch a resource from the network. */