Enum axum_codec::ContentType

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pub enum ContentType {
    Json,
}

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Json

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impl ContentType

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pub fn from_header(header: &HeaderValue) -> Option<Self>

Attempts to parse the given HeaderValue into a ContentType by treating it as a MIME type.

Note that, along with official MIME types, this method also recognizes some unofficial MIME types that are commonly used in practice.

let header = HeaderValue::from_static("application/json");
let content_type = ContentType::from_header(&header).unwrap();

assert_eq!(content_type, ContentType::Json);

let header = HeaderValue::from_static("application/vnd.msgpack");
let content_type = ContentType::from_header(&header).unwrap();

assert_eq!(content_type, ContentType::MsgPack);

let header = HeaderValue::from_static("application/x-msgpack");
let content_type = ContentType::from_header(&header).unwrap();

assert_eq!(content_type, ContentType::MsgPack);
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pub fn into_header(self) -> HeaderValue

Converts the ContentType into a HeaderValue.

let content_type = ContentType::Json;
let header = content_type.into_header();

assert_eq!(header, HeaderValue::from_static("application/json"));

let content_type = ContentType::MsgPack;
let header = content_type.into_header();

assert_eq!(header, HeaderValue::from_static("application/vnd.msgpack"));

let content_type = ContentType::Yaml;
let header = content_type.into_header();

assert_eq!(header, HeaderValue::from_static("application/x-yaml"));

let content_type = ContentType::Toml;
let header = content_type.into_header();

assert_eq!(header, HeaderValue::from_static("text/toml"));

Trait Implementations§

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impl Clone for ContentType

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fn clone(&self) -> ContentType

Returns a copy 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 ContentType

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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 ContentType

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl From<Accept> for ContentType

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fn from(accept: Accept) -> Self

Converts to this type from the input type.
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impl PartialEq for ContentType

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fn eq(&self, other: &ContentType) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for ContentType

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impl Eq for ContentType

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impl StructuralPartialEq for ContentType

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: Copy,

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unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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default unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. 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> FromRef<T> for T
where T: Clone,

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fn from_ref(input: &T) -> T

Converts to this type from a reference to the input type.
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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> 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> Input for T