Trait frame_support::dispatch::WithPostDispatchInfo

pub trait WithPostDispatchInfo {
    // Required method
    fn with_weight(self, actual_weight: Weight) -> DispatchErrorWithPostInfo;
}

Allows easy conversion from DispatchError to DispatchErrorWithPostInfo for dispatchables that want to return a custom a posterior weight on error.

Required Methods

fn with_weight(self, actual_weight: Weight) -> DispatchErrorWithPostInfo

Call this on your modules custom errors type in order to return a custom weight on error.

Example

let who = ensure_signed(origin).map_err(|e| e.with_weight(Weight::from_parts(100, 0)))?;
ensure!(who == me, Error::<T>::NotMe.with_weight(200_000));

Implementors

impl<T> WithPostDispatchInfo for T

where T: Into<DispatchError>,