46 lines
1.4 KiB
Rust
46 lines
1.4 KiB
Rust
pub mod api;
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mod helpers;
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pub mod logging;
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pub mod type_translators;
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use editor::message_prelude::FrontendMessage;
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use logging::WasmLog;
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use std::cell::RefCell;
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use std::collections::HashMap;
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use std::panic;
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use std::sync::atomic::AtomicBool;
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use wasm_bindgen::prelude::*;
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// Set up the persistent editor backend state
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static LOGGER: WasmLog = WasmLog;
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thread_local! {
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pub static EDITOR_INSTANCES: RefCell<HashMap<u64, (editor::Editor, api::JsEditorHandle)>> = RefCell::new(HashMap::new());
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}
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pub static EDITOR_HAS_CRASHED: AtomicBool = AtomicBool::new(false);
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// Initialize the backend
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#[wasm_bindgen(start)]
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pub fn init() {
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panic::set_hook(Box::new(panic_hook));
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log::set_logger(&LOGGER).expect("Failed to set logger");
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log::set_max_level(log::LevelFilter::Debug);
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}
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// When a panic occurs, close up shop before the backend dies
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fn panic_hook(info: &panic::PanicInfo) {
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let panic_info = info.to_string();
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let title = "The editor crashed — sorry about that".to_string();
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let description = "An internal error occurred. Reload the editor to continue. Please report this by filing an issue on GitHub.".to_string();
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EDITOR_INSTANCES.with(|instances| {
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instances.borrow_mut().values_mut().for_each(|instance| {
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instance.1.handle_response_rust_proxy(FrontendMessage::DisplayPanic {
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panic_info: panic_info.clone(),
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title: title.clone(),
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description: description.clone(),
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})
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})
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});
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}
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