Macro flash_debug 

macro_rules! flash_debug {
    ($($arg:tt)*) => { ... };
}

Debug logging macro for flash subscription messages.

Only prints in debug builds. Automatically prefixes with [FLASH_DEBUG]. Delegates to [__debug_log_impl!].

Example

let progress = 0.75;
flash_debug!("Progress: {:.1}%", progress * 100.0);