mirror of
https://github.com/denoland/deno.git
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225 lines
6.9 KiB
TypeScript
225 lines
6.9 KiB
TypeScript
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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import { notImplemented } from "./_utils.ts";
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import { validateIntegerRange } from "./util.ts";
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import { EOL as fsEOL } from "../fs/eol.ts";
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import process from "./process.ts";
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const SEE_GITHUB_ISSUE = "See https://github.com/denoland/deno/issues/3802";
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interface CPUTimes {
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/** The number of milliseconds the CPU has spent in user mode */
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user: number;
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/** The number of milliseconds the CPU has spent in nice mode */
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nice: number;
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/** The number of milliseconds the CPU has spent in sys mode */
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sys: number;
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/** The number of milliseconds the CPU has spent in idle mode */
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idle: number;
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/** The number of milliseconds the CPU has spent in irq mode */
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irq: number;
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}
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interface CPUCoreInfo {
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model: string;
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/** in MHz */
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speed: number;
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times: CPUTimes;
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}
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interface NetworkAddress {
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/** The assigned IPv4 or IPv6 address */
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address: string;
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/** The IPv4 or IPv6 network mask */
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netmask: string;
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family: "IPv4" | "IPv6";
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/** The MAC address of the network interface */
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mac: string;
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/** true if the network interface is a loopback or similar interface that is not remotely accessible; otherwise false */
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internal: boolean;
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/** The numeric IPv6 scope ID (only specified when family is IPv6) */
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scopeid?: number;
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/** The assigned IPv4 or IPv6 address with the routing prefix in CIDR notation. If the netmask is invalid, this property is set to null. */
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cidr: string;
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}
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interface NetworkInterfaces {
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[key: string]: NetworkAddress[];
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}
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export interface UserInfoOptions {
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encoding: string;
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}
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interface UserInfo {
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username: string;
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uid: number;
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gid: number;
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shell: string;
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homedir: string;
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}
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arch[Symbol.toPrimitive] = (): string => arch();
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endianness[Symbol.toPrimitive] = (): string => endianness();
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freemem[Symbol.toPrimitive] = (): number => freemem();
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homedir[Symbol.toPrimitive] = (): string | null => homedir();
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hostname[Symbol.toPrimitive] = (): string | null => hostname();
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platform[Symbol.toPrimitive] = (): string => platform();
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release[Symbol.toPrimitive] = (): string => release();
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totalmem[Symbol.toPrimitive] = (): number => totalmem();
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type[Symbol.toPrimitive] = (): string => type();
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uptime[Symbol.toPrimitive] = (): number => uptime();
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/** Returns the operating system CPU architecture for which the Deno binary was compiled */
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export function arch(): string {
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return Deno.build.arch;
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}
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/** Not yet implemented */
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export function cpus(): CPUCoreInfo[] {
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/**
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* Returns a string identifying the endianness of the CPU for which the Deno
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* binary was compiled. Possible values are 'BE' for big endian and 'LE' for
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* little endian.
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**/
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export function endianness(): "BE" | "LE" {
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// Source: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/DataView#Endianness
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const buffer = new ArrayBuffer(2);
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new DataView(buffer).setInt16(0, 256, true /* littleEndian */);
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// Int16Array uses the platform's endianness.
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return new Int16Array(buffer)[0] === 256 ? "LE" : "BE";
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}
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/** Not yet implemented */
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export function freemem(): number {
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/** Not yet implemented */
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export function getPriority(pid = 0): number {
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validateIntegerRange(pid, "pid");
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/** Returns the string path of the current user's home directory. */
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export function homedir(): string | null {
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/** Returns the host name of the operating system as a string. */
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export function hostname(): string {
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/** Returns an array containing the 1, 5, and 15 minute load averages */
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export function loadavg(): number[] {
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if (Deno.build.os === "windows") {
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return [0, 0, 0];
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}
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return Deno.loadavg();
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}
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/** Not yet implemented */
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export function networkInterfaces(): NetworkInterfaces {
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/** Returns the a string identifying the operating system platform. The value is set at compile time. Possible values are 'darwin', 'linux', and 'win32'. */
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export function platform(): string {
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return process.platform;
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}
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/** Returns the operating system as a string */
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export function release(): string {
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return Deno.osRelease();
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}
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/** Not yet implemented */
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export function setPriority(pid: number, priority?: number): void {
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/* The node API has the 'pid' as the first parameter and as optional.
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This makes for a problematic implementation in Typescript. */
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if (priority === undefined) {
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priority = pid;
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pid = 0;
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}
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validateIntegerRange(pid, "pid");
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validateIntegerRange(priority, "priority", -20, 19);
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/** Returns the operating system's default directory for temporary files as a string. */
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export function tmpdir(): string | null {
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/** Not yet implemented */
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export function totalmem(): number {
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/** Not yet implemented */
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export function type(): string {
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/** Not yet implemented */
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export function uptime(): number {
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notImplemented(SEE_GITHUB_ISSUE);
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}
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/** Not yet implemented */
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export function userInfo(
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/* eslint-disable-next-line @typescript-eslint/no-unused-vars */
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options: UserInfoOptions = { encoding: "utf-8" }
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): UserInfo {
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notImplemented(SEE_GITHUB_ISSUE);
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}
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export const constants = {
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// UV_UDP_REUSEADDR: 4, //see https://nodejs.org/docs/latest-v12.x/api/os.html#os_libuv_constants
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dlopen: {
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// see https://nodejs.org/docs/latest-v12.x/api/os.html#os_dlopen_constants
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},
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errno: {
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// see https://nodejs.org/docs/latest-v12.x/api/os.html#os_error_constants
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},
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signals: Deno.Signal,
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priority: {
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// see https://nodejs.org/docs/latest-v12.x/api/os.html#os_priority_constants
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},
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};
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export const EOL = Deno.build.os == "windows" ? fsEOL.CRLF : fsEOL.LF;
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