EnvVarDefault

captains_log::env

Struct EnvVarDefault 

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pub struct EnvVarDefault<'a, T> { /* private fields */ }
Expand description

An intermedium type for env_or(), parsing environment with default values.

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impl<'a> Into<ConsoleTarget> for EnvVarDefault<'a, ConsoleTarget>

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fn into(self) -> ConsoleTarget

Converts this type into the (usually inferred) input type.
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impl<'a> Into<Level> for EnvVarDefault<'a, Level>

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fn into(self) -> Level

Converts this type into the (usually inferred) input type.
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impl<'a, P: AsRef<Path>> Into<PathBuf> for EnvVarDefault<'a, P>

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fn into(self) -> PathBuf

Converts this type into the (usually inferred) input type.
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impl<'a> Into<String> for EnvVarDefault<'a, &'a str>

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fn into(self) -> String

Converts this type into the (usually inferred) input type.

Auto Trait Implementations§

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impl<'a, T> Freeze for EnvVarDefault<'a, T>
where T: Freeze,

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impl<'a, T> RefUnwindSafe for EnvVarDefault<'a, T>
where T: RefUnwindSafe,

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impl<'a, T> Send for EnvVarDefault<'a, T>
where T: Send,

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impl<'a, T> Sync for EnvVarDefault<'a, T>
where T: Sync,

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impl<'a, T> Unpin for EnvVarDefault<'a, T>
where T: Unpin,

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impl<'a, T> UnwindSafe for EnvVarDefault<'a, T>
where T: UnwindSafe,

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more