Files
Vesktop/src/main/cli.ts
2025-10-21 21:16:24 +02:00

144 lines
4.5 KiB
TypeScript

/*
* Vesktop, a desktop app aiming to give you a snappier Discord Experience
* Copyright (c) 2025 Vendicated and Vesktop contributors
* SPDX-License-Identifier: GPL-3.0-or-later
*/
import { app } from "electron";
import { basename } from "path";
import { stripIndent } from "shared/utils/text";
import { parseArgs, ParseArgsOptionDescriptor } from "util";
type Option = ParseArgsOptionDescriptor & {
description: string;
hidden?: boolean;
options?: string[];
argumentName?: string;
};
const options = {
"start-minimized": {
default: false,
type: "boolean",
short: "m",
description: "Start the application minimized to the system tray"
},
version: {
type: "boolean",
short: "v",
description: "Print the application version and exit"
},
help: {
type: "boolean",
short: "h",
description: "Print help information and exit"
},
"user-agent": {
type: "string",
argumentName: "ua",
description: "Set a custom User-Agent. May trigger anti-spam or break voice chat"
},
"user-agent-os": {
type: "string",
description: "Set User-Agent to a specific operating system. May trigger anti-spam or break voice chat",
options: ["windows", "linux", "darwin"]
}
} satisfies Record<string, Option>;
// only for help display
const extraOptions = {
"enable-features": {
type: "string",
description: "Enable specific Chromium features",
argumentName: "feature1,feature2,…"
},
"disable-features": {
type: "string",
description: "Disable specific Chromium features",
argumentName: "feature1,feature2,…"
},
"ozone-platform": {
hidden: process.platform !== "linux",
type: "string",
description: "Whether to run Vesktop in Wayland or X11 (XWayland)",
options: ["x11", "wayland"]
}
} satisfies Record<string, Option>;
const args = basename(process.argv[0]) === "electron" ? process.argv.slice(2) : process.argv.slice(1);
export const CommandLine = parseArgs({
args,
options,
strict: false as true, // we manually check later, so cast to true to get better types
allowPositionals: true
});
export function checkCommandLineForHelpOrVersion() {
const { help, version } = CommandLine.values;
if (version) {
console.log(`Vesktop v${app.getVersion()}`);
app.exit(0);
}
if (help) {
const base = stripIndent`
Vesktop v${app.getVersion()}
Usage: ${basename(process.execPath)} [options] [url]
Electron Options:
See <https://www.electronjs.org/docs/latest/api/command-line-switches#electron-cli-flags>
Chromium Options:
See <https://peter.sh/experiments/chromium-command-line-switches> - only some of them work
Vesktop Options:
`;
const optionLines = Object.entries(options)
.sort(([a], [b]) => a.localeCompare(b))
.concat(Object.entries(extraOptions))
.filter(([, opt]) => !("hidden" in opt && opt.hidden))
.map(([name, opt]) => {
const flags = [
"short" in opt && `-${opt.short}`,
`--${name}`,
opt.type !== "boolean" &&
("options" in opt ? `<${opt.options.join(" | ")}>` : `<${opt.argumentName ?? opt.type}>`)
]
.filter(Boolean)
.join(" ");
return [flags, opt.description];
});
const padding = optionLines.reduce((max, [flags]) => Math.max(max, flags.length), 0) + 4;
const optionsHelp = optionLines
.map(([flags, description]) => ` ${flags.padEnd(padding, " ")}${description}`)
.join("\n");
console.log(base + "\n" + optionsHelp);
app.exit(0);
}
for (const [name, def] of Object.entries(options)) {
const value = CommandLine.values[name];
if (value == null) continue;
if (typeof value !== def.type) {
console.error(`Invalid options. Expected ${def.type === "boolean" ? "no" : "an"} argument for --${name}`);
app.exit(1);
}
if ("options" in def && !def.options?.includes(value as string)) {
console.error(`Invalid value for --${name}: ${value}\nExpected one of: ${def.options.join(", ")}`);
app.exit(1);
}
}
}
checkCommandLineForHelpOrVersion();