Struct rill_protocol::config::ConfigPatch [−][src]
Configuration parameter that can be overriden by an environment variable or explicitly by setting default value.
Implementations
impl<T> ConfigPatch<T>[src]
pub const fn new(pre: &'static str) -> Self[src]
pub const fn var(&self) -> &'static str[src]
pub fn env_var(&self) -> Result<Option<T>, Error> where
T: FromStr, [src]
T: FromStr,
pub fn offer(&self, value: T)[src]
Offers an alternative default if no other value provided.
pub fn get<F, D>(&self, value: F, default: D) -> T where
T: Debug + FromStr + Clone,
F: Fn() -> Option<T>,
D: Fn() -> T, [src]
T: Debug + FromStr + Clone,
F: Fn() -> Option<T>,
D: Fn() -> T,
Trait Implementations
Auto Trait Implementations
impl<T> RefUnwindSafe for ConfigPatch<T> where
T: RefUnwindSafe + UnwindSafe,
T: RefUnwindSafe + UnwindSafe,
impl<T> Send for ConfigPatch<T> where
T: Send,
T: Send,
impl<T> Sync for ConfigPatch<T> where
T: Send + Sync,
T: Send + Sync,
impl<T> Unpin for ConfigPatch<T> where
T: Unpin,
T: Unpin,
impl<T> UnwindSafe for ConfigPatch<T> where
T: UnwindSafe,
T: UnwindSafe,
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized, [src]
T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized, [src]
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized, [src]
T: ?Sized,
pub fn borrow_mut(&mut self) -> &mut T[src]
impl<T> From<T> for T[src]
impl<T, U> Into<U> for T where
U: From<T>, [src]
U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>, [src]
U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]
impl<T, U> TryInto<U> for T where
U: TryFrom<T>, [src]
U: TryFrom<T>,