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f774953011
This better disambiguates with the msg_generated.ts module, which in JS we call "fbs", but would be better called "msg".
44 lines
1.4 KiB
TypeScript
44 lines
1.4 KiB
TypeScript
// Copyright 2018 the Deno authors. All rights reserved. MIT license.
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import * as fbs from "gen/msg_generated";
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import { flatbuffers } from "flatbuffers";
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import { assert } from "./util";
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import * as dispatch from "./dispatch";
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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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* import { readlinkSync } from "deno";
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* const targetPath = readlinkSync("symlink/path");
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*/
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export function readlinkSync(name: string): string {
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return res(dispatch.sendSync(...req(name)));
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}
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/**
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* Returns the destination of the named symbolic link.
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*
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* import { readlink } from "deno";
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* const targetPath = await 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 dispatch.sendAsync(...req(name)));
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}
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function req(name: string): [flatbuffers.Builder, fbs.Any, flatbuffers.Offset] {
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const builder = new flatbuffers.Builder();
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const name_ = builder.createString(name);
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fbs.Readlink.startReadlink(builder);
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fbs.Readlink.addName(builder, name_);
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const inner = fbs.Readlink.endReadlink(builder);
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return [builder, fbs.Any.Readlink, inner];
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}
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function res(baseRes: null | fbs.Base): string {
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assert(baseRes !== null);
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assert(fbs.Any.ReadlinkRes === baseRes!.innerType());
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const res = new fbs.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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