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authorBartek IwaƄczuk <biwanczuk@gmail.com>2023-02-14 17:38:45 +0100
committerGitHub <noreply@github.com>2023-02-14 17:38:45 +0100
commitd47147fb6ad229b1c039aff9d0959b6e281f4df5 (patch)
tree6e9e790f2b9bc71b5f0c9c7e64b95cae31579d58 /ext/node/polyfills/internal_binding/connection_wrap.ts
parent1d00bbe47e2ca14e2d2151518e02b2324461a065 (diff)
feat(ext/node): embed std/node into the snapshot (#17724)
This commit moves "deno_std/node" in "ext/node" crate. The code is transpiled and snapshotted during the build process. During the first pass a minimal amount of work was done to create the snapshot, a lot of code in "ext/node" depends on presence of "Deno" global. This code will be gradually fixed in the follow up PRs to migrate it to import relevant APIs from "internal:" modules. Currently the code from snapshot is not used in any way, and all Node/npm compatibility still uses code from "https://deno.land/std/node" (or from the location specified by "DENO_NODE_COMPAT_URL"). This will also be handled in a follow up PRs. --------- Co-authored-by: crowlkats <crowlkats@toaxl.com> Co-authored-by: Divy Srivastava <dj.srivastava23@gmail.com> Co-authored-by: Yoshiya Hinosawa <stibium121@gmail.com>
Diffstat (limited to 'ext/node/polyfills/internal_binding/connection_wrap.ts')
-rw-r--r--ext/node/polyfills/internal_binding/connection_wrap.ts94
1 files changed, 94 insertions, 0 deletions
diff --git a/ext/node/polyfills/internal_binding/connection_wrap.ts b/ext/node/polyfills/internal_binding/connection_wrap.ts
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+++ b/ext/node/polyfills/internal_binding/connection_wrap.ts
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+// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+// This module ports:
+// - https://github.com/nodejs/node/blob/master/src/connection_wrap.cc
+// - https://github.com/nodejs/node/blob/master/src/connection_wrap.h
+
+import { LibuvStreamWrap } from "internal:deno_node/polyfills/internal_binding/stream_wrap.ts";
+import {
+ AsyncWrap,
+ providerType,
+} from "internal:deno_node/polyfills/internal_binding/async_wrap.ts";
+
+interface Reader {
+ read(p: Uint8Array): Promise<number | null>;
+}
+
+interface Writer {
+ write(p: Uint8Array): Promise<number>;
+}
+
+export interface Closer {
+ close(): void;
+}
+
+type Ref = { ref(): void; unref(): void };
+
+export class ConnectionWrap extends LibuvStreamWrap {
+ /** Optional connection callback. */
+ onconnection: ((status: number, handle?: ConnectionWrap) => void) | null =
+ null;
+
+ /**
+ * Creates a new ConnectionWrap class instance.
+ * @param provider Provider type.
+ * @param object Optional stream object.
+ */
+ constructor(
+ provider: providerType,
+ object?: Reader & Writer & Closer & Ref,
+ ) {
+ super(provider, object);
+ }
+
+ /**
+ * @param req A connect request.
+ * @param status An error status code.
+ */
+ afterConnect<
+ T extends AsyncWrap & {
+ oncomplete(
+ status: number,
+ handle: ConnectionWrap,
+ req: T,
+ readable: boolean,
+ writeable: boolean,
+ ): void;
+ },
+ >(
+ req: T,
+ status: number,
+ ) {
+ const isSuccessStatus = !status;
+ const readable = isSuccessStatus;
+ const writable = isSuccessStatus;
+
+ try {
+ req.oncomplete(status, this, req, readable, writable);
+ } catch {
+ // swallow callback errors.
+ }
+
+ return;
+ }
+}