macro_rules! trace_macros { (true) => { ... }; (false) => { ... }; }
🔬This is a nightly-only experimental API. (
trace_macros
)Expand description
Enables or disables tracing functionality used for debugging other macros.
macro_rules! trace_macros { (true) => { ... }; (false) => { ... }; }
trace_macros
)Enables or disables tracing functionality used for debugging other macros.