function Deno.fstatSync
fstatSync(rid: number): FileInfo
Deprecated
This will be removed in Deno 2.0. See the Deno 1.x to 2.x Migration Guide for migration instructions.
Synchronously returns a Deno.FileInfo for the given file
stream.
import { assert } from "jsr:@std/assert"; const file = Deno.openSync("file.txt", { read: true }); const fileInfo = Deno.fstatSync(file.rid); assert(fileInfo.isFile);