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bdc97b3976
Just some clean up reorganization around flatbuffer/minimal dispatch code. This is prep for adding a JSON dispatcher.
36 lines
1.2 KiB
TypeScript
36 lines
1.2 KiB
TypeScript
// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
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import { assert } from "./util";
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import { sendSync, sendAsync, msg, flatbuffers } from "./dispatch_flatbuffers";
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function req(name: string): [flatbuffers.Builder, msg.Any, flatbuffers.Offset] {
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const builder = flatbuffers.createBuilder();
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const name_ = builder.createString(name);
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const inner = msg.Readlink.createReadlink(builder, name_);
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return [builder, msg.Any.Readlink, inner];
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}
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function res(baseRes: null | msg.Base): string {
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assert(baseRes !== null);
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assert(msg.Any.ReadlinkRes === baseRes!.innerType());
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const res = new msg.ReadlinkRes();
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assert(baseRes!.inner(res) !== null);
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const path = res.path();
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assert(path !== null);
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return path!;
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}
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/** Returns the destination of the named symbolic link synchronously.
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*
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* const targetPath = Deno.readlinkSync("symlink/path");
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*/
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export function readlinkSync(name: string): string {
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return res(sendSync(...req(name)));
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}
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/** Returns the destination of the named symbolic link.
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*
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* const targetPath = await Deno.readlink("symlink/path");
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*/
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export async function readlink(name: string): Promise<string> {
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return res(await sendAsync(...req(name)));
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}
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