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ensure_symlink.ts
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ensure_symlink.ts
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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
import * as path from "../path/mod.ts";
import { ensureDir, ensureDirSync } from "./ensure_dir.ts";
import { getFileInfoType, toPathString } from "./_util.ts";
import { isWindows } from "../_util/os.ts";
/**
* Ensures that the link exists.
* If the directory structure does not exist, it is created.
*
* @param src the source file path
* @param dest the destination link path
*/
export async function ensureSymlink(src: string | URL, dest: string | URL) {
const srcStatInfo = await Deno.lstat(src);
const srcFilePathType = getFileInfoType(srcStatInfo);
await ensureDir(path.dirname(toPathString(dest)));
const options: Deno.SymlinkOptions | undefined = isWindows
? {
type: srcFilePathType === "dir" ? "dir" : "file",
}
: undefined;
try {
await Deno.symlink(src, dest, options);
} catch (error) {
if (!(error instanceof Deno.errors.AlreadyExists)) {
throw error;
}
}
}
/**
* Ensures that the link exists.
* If the directory structure does not exist, it is created.
*
* @param src the source file path
* @param dest the destination link path
*/
export function ensureSymlinkSync(src: string | URL, dest: string | URL) {
const srcStatInfo = Deno.lstatSync(src);
const srcFilePathType = getFileInfoType(srcStatInfo);
ensureDirSync(path.dirname(toPathString(dest)));
const options: Deno.SymlinkOptions | undefined = isWindows
? {
type: srcFilePathType === "dir" ? "dir" : "file",
}
: undefined;
try {
Deno.symlinkSync(src, dest, options);
} catch (error) {
if (!(error instanceof Deno.errors.AlreadyExists)) {
throw error;
}
}
}