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authorBartek IwaƄczuk <biwanczuk@gmail.com>2020-03-08 13:09:22 +0100
committerGitHub <noreply@github.com>2020-03-08 13:09:22 +0100
commit1b6f8318750d319d689f7eeef9e7e1f2e56b94a6 (patch)
treeb2e182b77cfbcd25ee893113de9f61509e16e787 /cli/js/dispatch_json.ts
parentb9037c86ed8d1d55a59a1c1298fa12bbfcae6873 (diff)
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
Diffstat (limited to 'cli/js/dispatch_json.ts')
-rw-r--r--cli/js/dispatch_json.ts97
1 files changed, 0 insertions, 97 deletions
diff --git a/cli/js/dispatch_json.ts b/cli/js/dispatch_json.ts
deleted file mode 100644
index f7f389b79..000000000
--- a/cli/js/dispatch_json.ts
+++ /dev/null
@@ -1,97 +0,0 @@
-// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
-import * as util from "./util.ts";
-import { TextEncoder, TextDecoder } from "./web/text_encoding.ts";
-import { core } from "./core.ts";
-import { OPS_CACHE } from "./runtime.ts";
-import { ErrorKind, getErrorClass } from "./errors.ts";
-
-// eslint-disable-next-line @typescript-eslint/no-explicit-any
-type Ok = any;
-
-interface JsonError {
- kind: ErrorKind;
- message: string;
-}
-
-interface JsonResponse {
- ok?: Ok;
- err?: JsonError;
- promiseId?: number; // Only present in async messages.
-}
-
-const promiseTable = new Map<number, util.Resolvable<JsonResponse>>();
-let _nextPromiseId = 1;
-
-function nextPromiseId(): number {
- return _nextPromiseId++;
-}
-
-function decode(ui8: Uint8Array): JsonResponse {
- const s = new TextDecoder().decode(ui8);
- return JSON.parse(s) as JsonResponse;
-}
-
-function encode(args: object): Uint8Array {
- const s = JSON.stringify(args);
- return new TextEncoder().encode(s);
-}
-
-function unwrapResponse(res: JsonResponse): Ok {
- if (res.err != null) {
- throw new (getErrorClass(res.err.kind))(res.err.message);
- }
- util.assert(res.ok != null);
- return res.ok;
-}
-
-export function asyncMsgFromRust(resUi8: Uint8Array): void {
- const res = decode(resUi8);
- util.assert(res.promiseId != null);
-
- const promise = promiseTable.get(res.promiseId!);
- util.assert(promise != null);
- promiseTable.delete(res.promiseId!);
- promise.resolve(res);
-}
-
-export function sendSync(
- opName: string,
- args: object = {},
- zeroCopy?: Uint8Array
-): Ok {
- const opId = OPS_CACHE[opName];
- util.log("sendSync", opName, opId);
- const argsUi8 = encode(args);
- const resUi8 = core.dispatch(opId, argsUi8, zeroCopy);
- util.assert(resUi8 != null);
-
- const res = decode(resUi8);
- util.assert(res.promiseId == null);
- return unwrapResponse(res);
-}
-
-export async function sendAsync(
- opName: string,
- args: object = {},
- zeroCopy?: Uint8Array
-): Promise<Ok> {
- const opId = OPS_CACHE[opName];
- util.log("sendAsync", opName, opId);
- const promiseId = nextPromiseId();
- args = Object.assign(args, { promiseId });
- const promise = util.createResolvable<Ok>();
-
- const argsUi8 = encode(args);
- const buf = core.dispatch(opId, argsUi8, zeroCopy);
- if (buf) {
- // Sync result.
- const res = decode(buf);
- promise.resolve(res);
- } else {
- // Async result.
- promiseTable.set(promiseId, promise);
- }
-
- const res = await promise;
- return unwrapResponse(res);
-}