omegaupload/web/src/util.rs

// OmegaUpload Web Frontend
// Copyright (C) 2021  Edward Shen
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

use wasm_bindgen::JsCast;
use web_sys::{Event, IdbDatabase, IdbOpenDbRequest};

/// # Panics
///
/// This will panic if event is not an event from the IDB API.
pub fn as_idb_db(event: &Event) -> IdbDatabase {
    let target: IdbOpenDbRequest = event.target().map(JsCast::unchecked_into).unwrap();
    target.result().map(JsCast::unchecked_into).unwrap()
}