risingwave_common::util::functional

Trait SameOrElseExt

Source 
pub trait SameOrElseExt
where
    Self: Eq,
{
    // Required method
    fn same_or_else(self, _: Self, _: impl FnOnce() -> Self) -> Self;
}

Required Methods§

Source

fn same_or_else(self, _: Self, _: impl FnOnce() -> Self) -> Self

Check if self and other are equal, if so, return self, otherwise return the result of f().

Dyn Compatibility§

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors§

Source§

impl<T: Eq> SameOrElseExt for T