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3e6ea62841
This change is to prevent needed a separate stat syscall for each file when using readdir. For consistency, this PR also modifies std's `WalkEntry` interface to extend `DirEntry` with an additional `path` field.
98 lines
2.5 KiB
TypeScript
98 lines
2.5 KiB
TypeScript
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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import { sendSync, sendAsync } from "../dispatch_json.ts";
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import { build } from "../../build.ts";
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export interface FileInfo {
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size: number;
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mtime: Date | null;
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atime: Date | null;
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birthtime: Date | null;
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dev: number | null;
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ino: number | null;
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mode: number | null;
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nlink: number | null;
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uid: number | null;
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gid: number | null;
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rdev: number | null;
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blksize: number | null;
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blocks: number | null;
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isFile: boolean;
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isDirectory: boolean;
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isSymlink: boolean;
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}
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export interface StatResponse {
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isFile: boolean;
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isDirectory: boolean;
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isSymlink: boolean;
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size: number;
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mtime: number | null;
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atime: number | null;
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birthtime: number | null;
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// Unix only members
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dev: number;
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ino: number;
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mode: number;
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nlink: number;
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uid: number;
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gid: number;
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rdev: number;
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blksize: number;
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blocks: number;
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}
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// @internal
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export function parseFileInfo(response: StatResponse): FileInfo {
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const isUnix = build.os === "darwin" || build.os === "linux";
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return {
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isFile: response.isFile,
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isDirectory: response.isDirectory,
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isSymlink: response.isSymlink,
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size: response.size,
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mtime: response.mtime != null ? new Date(response.mtime) : null,
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atime: response.atime != null ? new Date(response.atime) : null,
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birthtime: response.birthtime != null ? new Date(response.birthtime) : null,
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// Only non-null if on Unix
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dev: isUnix ? response.dev : null,
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ino: isUnix ? response.ino : null,
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mode: isUnix ? response.mode : null,
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nlink: isUnix ? response.nlink : null,
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uid: isUnix ? response.uid : null,
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gid: isUnix ? response.gid : null,
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rdev: isUnix ? response.rdev : null,
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blksize: isUnix ? response.blksize : null,
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blocks: isUnix ? response.blocks : null,
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};
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}
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export async function lstat(path: string): Promise<FileInfo> {
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const res = (await sendAsync("op_stat", {
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path,
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lstat: true,
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})) as StatResponse;
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return parseFileInfo(res);
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}
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export function lstatSync(path: string): FileInfo {
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const res = sendSync("op_stat", {
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path,
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lstat: true,
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}) as StatResponse;
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return parseFileInfo(res);
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}
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export async function stat(path: string): Promise<FileInfo> {
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const res = (await sendAsync("op_stat", {
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path,
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lstat: false,
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})) as StatResponse;
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return parseFileInfo(res);
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}
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export function statSync(path: string): FileInfo {
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const res = sendSync("op_stat", {
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path,
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lstat: false,
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}) as StatResponse;
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return parseFileInfo(res);
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}
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