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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
import { primordials } from "ext:core/mod.js";
import {
op_delete_env,
op_env,
op_exec_path,
op_exit,
op_get_env,
op_get_exit_code,
op_gid,
op_hostname,
op_loadavg,
op_network_interfaces,
op_os_release,
op_os_uptime,
op_set_env,
op_set_exit_code,
op_system_memory_info,
op_uid,
} from "ext:core/ops";
const {
Error,
FunctionPrototypeBind,
NumberIsInteger,
RangeError,
SymbolFor,
TypeError,
} = primordials;
import { Event, EventTarget } from "ext:deno_web/02_event.js";
const windowDispatchEvent = FunctionPrototypeBind(
EventTarget.prototype.dispatchEvent,
globalThis,
);
function loadavg() {
return op_loadavg();
}
function hostname() {
return op_hostname();
}
function osRelease() {
return op_os_release();
}
function osUptime() {
return op_os_uptime();
}
function systemMemoryInfo() {
return op_system_memory_info();
}
function networkInterfaces() {
return op_network_interfaces();
}
function gid() {
return op_gid();
}
function uid() {
return op_uid();
}
// This is an internal only method used by the test harness to override the
// behavior of exit when the exit sanitizer is enabled.
let exitHandler = null;
function setExitHandler(fn) {
exitHandler = fn;
}
function exit(code) {
// Set exit code first so unload event listeners can override it.
if (typeof code === "number") {
op_set_exit_code(code);
} else {
code = op_get_exit_code();
}
// Dispatches `unload` only when it's not dispatched yet.
if (!globalThis[SymbolFor("Deno.isUnloadDispatched")]) {
// Invokes the `unload` hooks before exiting
// ref: https://github.com/denoland/deno/issues/3603
windowDispatchEvent(new Event("unload"));
}
if (exitHandler) {
exitHandler(code);
return;
}
op_exit();
throw new Error("Code not reachable");
}
function getExitCode() {
return op_get_exit_code();
}
function setExitCode(value) {
if (typeof value !== "number") {
throw new TypeError(
`Exit code must be a number, got: ${value} (${typeof value})`,
);
}
if (!NumberIsInteger(value)) {
throw new RangeError(
`Exit code must be an integer, got: ${value}`,
);
}
op_set_exit_code(value);
}
function setEnv(key, value) {
op_set_env(key, value);
}
function getEnv(key) {
return op_get_env(key) ?? undefined;
}
function deleteEnv(key) {
op_delete_env(key);
}
const env = {
get: getEnv,
toObject() {
return op_env();
},
set: setEnv,
has(key) {
return getEnv(key) !== undefined;
},
delete: deleteEnv,
};
function execPath() {
return op_exec_path();
}
export {
env,
execPath,
exit,
getExitCode,
gid,
hostname,
loadavg,
networkInterfaces,
osRelease,
osUptime,
setExitCode,
setExitHandler,
systemMemoryInfo,
uid,
};
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