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denoland-deno/std/fs/exists.ts
2020-03-20 09:38:34 -04:00

32 lines
733 B
TypeScript

// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
const { lstat, lstatSync } = Deno;
/**
* Test whether or not the given path exists by checking with the file system
*/
export async function exists(filePath: string): Promise<boolean> {
try {
await lstat(filePath);
return true;
} catch (err) {
if (err instanceof Deno.errors.NotFound) {
return false;
}
throw err;
}
}
/**
* Test whether or not the given path exists by checking with the file system
*/
export function existsSync(filePath: string): boolean {
try {
lstatSync(filePath);
return true;
} catch (err) {
if (err instanceof Deno.errors.NotFound) {
return false;
}
throw err;
}
}