src/vs/workbench/api/common/extHostStatusBar.ts/ExtHostStatusBarEntry/command
class ExtHostStatusBarEntry:	public set command(command: string | vscode.Command | undefined) {
		if (this._command?.fromApi === command) {
			return;
		}

		this._internalCommandRegistration.clear();
		if (typeof command === 'string') {
			this._command = {
				fromApi: command,
				internal: this.#commands.toInternal({ title: '', command }, this._internalCommandRegistration),
			};
		} else if (command) {
			this._command = {
				fromApi: command,
				internal: this.#commands.toInternal(command, this._internalCommandRegistration),
			};
		} else {
			this._command = undefined;
		}
		this.update();
	}