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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { sendSync } from "./dispatch_json.ts";
import { errors } from "../errors.ts";
export function loadavg(): number[] {
return sendSync("op_loadavg");
}
export function hostname(): string {
return sendSync("op_hostname");
}
export function osRelease(): string {
return sendSync("op_os_release");
}
export function exit(code = 0): never {
sendSync("op_exit", { code });
throw new Error("Code not reachable");
}
function setEnv(key: string, value: string): void {
sendSync("op_set_env", { key, value });
}
function getEnv(key: string): string | undefined {
return sendSync("op_get_env", { key })[0];
}
export function env(): { [index: string]: string };
export function env(key: string): string | undefined;
export function env(
key?: string
): { [index: string]: string } | string | undefined {
if (key) {
return getEnv(key);
}
const env = sendSync("op_env");
return new Proxy(env, {
set(obj, prop: string, value: string): boolean {
setEnv(prop, value);
return Reflect.set(obj, prop, value);
},
});
}
type DirKind =
| "home"
| "cache"
| "config"
| "executable"
| "data"
| "data_local"
| "audio"
| "desktop"
| "document"
| "download"
| "font"
| "picture"
| "public"
| "template"
| "tmp"
| "video";
export function dir(kind: DirKind): string | null {
try {
return sendSync("op_get_dir", { kind });
} catch (error) {
if (error instanceof errors.PermissionDenied) {
throw error;
}
return null;
}
}
export function execPath(): string {
return sendSync("op_exec_path");
}
|
