ExposeHeaders

tower_http::cors

Struct ExposeHeaders 

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pub struct ExposeHeaders(/* private fields */);
Available on crate feature cors only.
Expand description

Holds configuration for how to set the Access-Control-Expose-Headers header.

See CorsLayer::expose_headers for more details.

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impl ExposeHeaders

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pub fn any() -> Self

Expose any / all headers by sending a wildcard (*)

See CorsLayer::expose_headers for more details.

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pub fn list<I>(headers: I) -> Self
where I: IntoIterator<Item = HeaderName>,

Set multiple exposed header names

See CorsLayer::expose_headers for more details.

Trait Implementations§

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impl Clone for ExposeHeaders

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fn clone(&self) -> ExposeHeaders

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for ExposeHeaders

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for ExposeHeaders

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fn default() -> ExposeHeaders

Returns the “default value” for a type. Read more
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impl<const N: usize> From<[HeaderName; N]> for ExposeHeaders

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fn from(arr: [HeaderName; N]) -> Self

Converts to this type from the input type.
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impl From<Any> for ExposeHeaders

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fn from(_: Any) -> Self

Converts to this type from the input type.
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impl From<Vec<HeaderName>> for ExposeHeaders

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fn from(vec: Vec<HeaderName>) -> Self

Converts to this type from the input type.

Auto Trait Implementations§

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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> PolicyExt for T
where T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Available on crate feature follow-redirect only.
Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Available on crate feature follow-redirect only.
Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
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impl<T> ServiceExt for T

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fn propagate_header(self, header: HeaderName) -> PropagateHeader<Self>
where Self: Sized,

Available on crate features util and propagate-header only.
Propagate a header from the request to the response. Read more
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fn add_extension<T>(self, value: T) -> AddExtension<Self, T>
where Self: Sized,

Available on crate features util and add-extension only.
Add some shareable value to request extensions. Read more
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fn map_request_body<F>(self, f: F) -> MapRequestBody<Self, F>
where Self: Sized,

Available on crate features util and map-request-body only.
Apply a transformation to the request body. Read more
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fn map_response_body<F>(self, f: F) -> MapResponseBody<Self, F>
where Self: Sized,

Available on crate features util and map-response-body only.
Apply a transformation to the response body. Read more
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fn compression(self) -> Compression<Self>
where Self: Sized,

Available on crate feature util and (crate features compression-br or compression-deflate or compression-gzip or compression-zstd) only.
Compresses response bodies. Read more
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fn decompression(self) -> Decompression<Self>
where Self: Sized,

Available on crate feature util and (crate features decompression-br or decompression-deflate or decompression-gzip or decompression-zstd) only.
Decompress response bodies. Read more
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fn trace_for_http(self) -> Trace<Self, HttpMakeClassifier>
where Self: Sized,

Available on crate features util and trace only.
High level tracing that classifies responses using HTTP status codes. Read more
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fn trace_for_grpc(self) -> Trace<Self, GrpcMakeClassifier>
where Self: Sized,

Available on crate features util and trace only.
High level tracing that classifies responses using gRPC headers. Read more
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fn follow_redirects(self) -> FollowRedirect<Self, Standard>
where Self: Sized,

Available on crate features util and follow-redirect only.
Follow redirect resposes using the Standard policy. Read more
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fn sensitive_headers( self, headers: impl IntoIterator<Item = HeaderName>, ) -> SetSensitiveHeaders<Self>
where Self: Sized,

Available on crate features util and sensitive-headers only.
Mark headers as sensitive on both requests and responses. Read more
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fn sensitive_request_headers( self, headers: impl IntoIterator<Item = HeaderName>, ) -> SetSensitiveRequestHeaders<Self>
where Self: Sized,

Available on crate features util and sensitive-headers only.
Mark headers as sensitive on requests. Read more
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fn sensitive_response_headers( self, headers: impl IntoIterator<Item = HeaderName>, ) -> SetSensitiveResponseHeaders<Self>
where Self: Sized,

Available on crate features util and sensitive-headers only.
Mark headers as sensitive on responses. Read more
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fn override_request_header<M>( self, header_name: HeaderName, make: M, ) -> SetRequestHeader<Self, M>
where Self: Sized,

Available on crate features util and set-header only.
Insert a header into the request. Read more
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fn append_request_header<M>( self, header_name: HeaderName, make: M, ) -> SetRequestHeader<Self, M>
where Self: Sized,

Available on crate features util and set-header only.
Append a header into the request. Read more
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fn insert_request_header_if_not_present<M>( self, header_name: HeaderName, make: M, ) -> SetRequestHeader<Self, M>
where Self: Sized,

Available on crate features util and set-header only.
Insert a header into the request, if the header is not already present. Read more
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fn override_response_header<M>( self, header_name: HeaderName, make: M, ) -> SetResponseHeader<Self, M>
where Self: Sized,

Available on crate features util and set-header only.
Insert a header into the response. Read more
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fn append_response_header<M>( self, header_name: HeaderName, make: M, ) -> SetResponseHeader<Self, M>
where Self: Sized,

Available on crate features util and set-header only.
Append a header into the response. Read more
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fn insert_response_header_if_not_present<M>( self, header_name: HeaderName, make: M, ) -> SetResponseHeader<Self, M>
where Self: Sized,

Available on crate features util and set-header only.
Insert a header into the response, if the header is not already present. Read more
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fn set_request_id<M>( self, header_name: HeaderName, make_request_id: M, ) -> SetRequestId<Self, M>
where Self: Sized, M: MakeRequestId,

Available on crate features util and request-id only.
Add request id header and extension. Read more
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fn set_x_request_id<M>(self, make_request_id: M) -> SetRequestId<Self, M>
where Self: Sized, M: MakeRequestId,

Available on crate features util and request-id only.
Add request id header and extension, using x-request-id as the header name. Read more
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fn propagate_request_id( self, header_name: HeaderName, ) -> PropagateRequestId<Self>
where Self: Sized,

Available on crate features util and request-id only.
Propgate request ids from requests to responses. Read more
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fn propagate_x_request_id(self) -> PropagateRequestId<Self>
where Self: Sized,

Available on crate features util and request-id only.
Propgate request ids from requests to responses, using x-request-id as the header name. Read more
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fn catch_panic(self) -> CatchPanic<Self, DefaultResponseForPanic>
where Self: Sized,

Available on crate features util and catch-panic only.
Catch panics and convert them into 500 Internal Server responses. Read more
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fn request_body_limit(self, limit: usize) -> RequestBodyLimit<Self>
where Self: Sized,

Available on crate features util and limit only.
Intercept requests with over-sized payloads and convert them into 413 Payload Too Large responses. Read more
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fn trim_trailing_slash(self) -> NormalizePath<Self>
where Self: Sized,

Available on crate features util and normalize-path only.
Remove trailing slashes from paths. Read more
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fn append_trailing_slash(self) -> NormalizePath<Self>
where Self: Sized,

Available on crate features util and normalize-path only.
Append trailing slash to paths. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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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<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