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FileSource

confex_core::source

Struct FileSource 

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pub struct FileSource<F: Format> { /* private fields */ }
Expand description

Reads config from the first file in candidates that exists on disk.

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impl<F: Format> FileSource<F>

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pub fn new(candidates: impl IntoIterator<Item = PathBuf>, format: F) -> Self

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pub fn resolve(&self) -> Option<&Path>

Returns the first candidate path that exists, or None.

Trait Implementations§

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impl<F: Format> Source for FileSource<F>

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fn collect(&self) -> Result<ConfigValue, SourceError>

Collect config values from this source. Read more
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fn with_app_name(self, _name: &str) -> Self
where Self: Sized,

Inject the application name derived from crate::config::ConfigSchema::APP_NAME. Read more

Auto Trait Implementations§

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impl<F> Freeze for FileSource<F>
where F: Freeze,

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impl<F> RefUnwindSafe for FileSource<F>
where F: RefUnwindSafe,

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impl<F> Send for FileSource<F>
where F: Send,

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impl<F> Sync for FileSource<F>
where F: Sync,

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impl<F> Unpin for FileSource<F>
where F: Unpin,

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impl<F> UnsafeUnpin for FileSource<F>
where F: UnsafeUnpin,

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impl<F> UnwindSafe for FileSource<F>
where F: 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<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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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> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

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

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