feat(runtime): add stat and statSync methods to Deno.File (denoland#1…

…0107)
zenozeng · Apr 12, 2021 · da92193 · da92193
1 parent 5c2a8cd
commit da92193
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Showing 4 changed files with 45 additions and 2 deletions.
diff --git a/cli/dts/lib.deno.ns.d.ts b/cli/dts/lib.deno.ns.d.ts
@@ -785,6 +785,8 @@ declare namespace Deno {
  readSync(p: Uint8Array): number | null;
  seek(offset: number, whence: SeekMode): Promise<number>;
  seekSync(offset: number, whence: SeekMode): number;
+ stat(): Promise<FileInfo>;
+ statSync(): FileInfo;
  close(): void;
  }
 

diff --git a/cli/tests/unit/file_test.ts b/cli/tests/unit/file_test.ts
@@ -103,3 +103,35 @@ unitTest(function fileUsingNumberFileName(): void {
 unitTest(function fileUsingEmptyStringFileName(): void {
  testSecondArgument("", "");
 });
+
+unitTest({ perms: { read: true } }, function fileStatSyncSuccess(): void {
+ const file = Deno.openSync("README.md");
+ const fileInfo = file.statSync();
+ assert(fileInfo.isFile);
+ assert(!fileInfo.isSymlink);
+ assert(!fileInfo.isDirectory);
+ assert(fileInfo.size);
+ assert(fileInfo.atime);
+ assert(fileInfo.mtime);
+ // The `birthtime` field is not available on Linux before kernel version 4.11.
+ assert(fileInfo.birthtime || Deno.build.os === "linux");
+
+ file.close();
+});
+
+unitTest({ perms: { read: true } }, async function fileStatSuccess(): Promise<
+ void
+> {
+ const file = await Deno.open("README.md");
+ const fileInfo = await file.stat();
+ assert(fileInfo.isFile);
+ assert(!fileInfo.isSymlink);
+ assert(!fileInfo.isDirectory);
+ assert(fileInfo.size);
+ assert(fileInfo.atime);
+ assert(fileInfo.mtime);
+ // The `birthtime` field is not available on Linux before kernel version 4.11.
+ assert(fileInfo.birthtime || Deno.build.os === "linux");
+
+ file.close();
+});
diff --git a/runtime/js/30_fs.js b/runtime/js/30_fs.js
@@ -390,8 +390,6 @@
  removeSync,
  renameSync,
  rename,
- fstatSync,
- fstat,
  lstat,
  lstatSync,
  stat,
@@ -403,6 +401,8 @@
  umask,
  link,
  linkSync,
+ fstatSync,
+ fstat,
  futime,
  futimeSync,
  utime,

diff --git a/runtime/js/30_files.js → runtime/js/40_files.js b/runtime/js/30_files.js → runtime/js/40_files.js
@@ -4,6 +4,7 @@
 ((window) => {
  const core = window.Deno.core;
  const { read, readSync, write, writeSync } = window.__bootstrap.io;
+ const { fstat, fstatSync } = window.__bootstrap.fs;
  const { pathFromURL } = window.__bootstrap.util;
 
  function seekSync(
@@ -103,6 +104,14 @@
  return seekSync(this.rid, offset, whence);
  }
 
+ stat() {
+ return fstat(this.rid);
+ }
+
+ statSync() {
+ return fstatSync(this.rid);
+ }
+
  close() {
  core.close(this.rid);
  }