Trait ra_ap_base_db::ProcMacroExpander
source · pub trait ProcMacroExpander: Debug + Send + Sync + RefUnwindSafe {
// Required method
fn expand(
&self,
subtree: &Subtree,
attrs: Option<&Subtree>,
env: &Env
) -> Result<Subtree, ProcMacroExpansionError>;
}