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denoland-deno/js/rename.ts
2018-09-12 15:16:42 -04:00

42 lines
1.5 KiB
TypeScript

// Copyright 2018 the Deno authors. All rights reserved. MIT license.
import * as fbs from "gen/msg_generated";
import { flatbuffers } from "flatbuffers";
import * as dispatch from "./dispatch";
/**
* Synchronously renames (moves) oldpath to newpath. If newpath already exists
* and is not a directory, Rename replaces it. OS-specific restrictions may
* apply when oldpath and newpath are in different directories.
*
* import { renameSync } from "deno";
* renameSync("old/path", "new/path");
*/
export function renameSync(oldpath: string, newpath: string): void {
dispatch.sendSync(...req(oldpath, newpath));
}
/**
* Renames (moves) oldpath to newpath. If newpath already exists
* and is not a directory, Rename replaces it. OS-specific restrictions may
* apply when oldpath and newpath are in different directories.
*
* import { rename } from "deno";
* await rename("old/path", "new/path");
*/
export async function rename(oldpath: string, newpath: string): Promise<void> {
await dispatch.sendAsync(...req(oldpath, newpath));
}
function req(
oldpath: string,
newpath: string
): [flatbuffers.Builder, fbs.Any, flatbuffers.Offset] {
const builder = new flatbuffers.Builder();
const oldpath_ = builder.createString(oldpath);
const newpath_ = builder.createString(newpath);
fbs.Rename.startRename(builder);
fbs.Rename.addOldpath(builder, oldpath_);
fbs.Rename.addNewpath(builder, newpath_);
const msg = fbs.Rename.endRename(builder);
return [builder, fbs.Any.Rename, msg];
}