Struct field_ref::OptionFieldRefChain
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[src]
pub struct OptionFieldRefChain<FR1: Copy, FR2: Copy>(_, _);
A OptionFieldRef which chains two OptionFieldRefs.
Trait Implementations
impl<'x, T: 'x, U: 'x, V: 'x, FR1, FR2> OptionFieldRef<'x> for OptionFieldRefChain<FR1, FR2> where
FR1: OptionFieldRef<'x, Input = T, Output = U>,
FR2: OptionFieldRef<'x, Input = U, Output = V>, [src]
FR1: OptionFieldRef<'x, Input = T, Output = U>,
FR2: OptionFieldRef<'x, Input = U, Output = V>,
type Input = T
type Output = V
fn get<'a>(&'a self, obj: &'x Self::Input) -> Option<&'x Self::Output>[src]
Get a reference of value in an object to which OptionFieldRef refers. Read more
fn get_mut<'a>(
&'a self,
obj: &'x mut Self::Input
) -> Option<&'x mut Self::Output>[src]
&'a self,
obj: &'x mut Self::Input
) -> Option<&'x mut Self::Output>
Get a mutable reference of value in an object to which OptionFieldRef refers. Read more
fn chain<FR, R: 'x>(&self, fr: FR) -> OptionFieldRefChain<Self, FR> where
FR: OptionFieldRef<'x, Input = Self::Output, Output = R> + Copy, [src]
FR: OptionFieldRef<'x, Input = Self::Output, Output = R> + Copy,
Chains two field references. Read more
impl<FR1: Copy, FR2: Copy> Clone for OptionFieldRefChain<FR1, FR2>[src]
fn clone(&self) -> Self[src]
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)1.0.0[src]
Performs copy-assignment from source. Read more
impl<FR1: Copy, FR2: Copy> Copy for OptionFieldRefChain<FR1, FR2>[src]
Auto Trait Implementations
impl<FR1, FR2> Send for OptionFieldRefChain<FR1, FR2> where
FR1: Send,
FR2: Send,
FR1: Send,
FR2: Send,
impl<FR1, FR2> Sync for OptionFieldRefChain<FR1, FR2> where
FR1: Sync,
FR2: Sync,
FR1: Sync,
FR2: Sync,