gpui-pre-web 0.3.2

Zed's `gpui_web` crate (gpui-pre snapshot of zed@801c087)
Documentation 
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use log::{Level, Log, Metadata, Record};

struct ConsoleLogger;

impl Log for ConsoleLogger {
    fn enabled(&self, _metadata: &Metadata) -> bool {
        true
    }

    fn log(&self, record: &Record) {
        if !self.enabled(record.metadata()) {
            return;
        }

        let message = format!(
            "[{}] {}: {}",
            record.level(),
            record.target(),
            record.args()
        );
        let js_string = wasm_bindgen::JsValue::from_str(&message);

        match record.level() {
            Level::Error => web_sys::console::error_1(&js_string),
            Level::Warn => web_sys::console::warn_1(&js_string),
            Level::Info => web_sys::console::info_1(&js_string),
            Level::Debug | Level::Trace => web_sys::console::log_1(&js_string),
        }
    }

    fn flush(&self) {}
}

pub fn init_logging() {
    // Without this hook, panics abort with an opaque "unreachable executed"
    // in the browser console instead of a message and backtrace.
    console_error_panic_hook::set_once();

    log::set_logger(&ConsoleLogger).ok();
    log::set_max_level(if cfg!(debug_assertions) {
        log::LevelFilter::Debug
    } else {
        log::LevelFilter::Info
    });
}