quick_xml::de

Struct IoReader

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pub struct IoReader<R: BufRead> { /* private fields */ }
Available on crate feature serialize only.
Expand description

XML input source that reads from a std::io input stream.

You cannot create it, it is created automatically when you call Deserializer::from_reader

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impl<R: BufRead> IoReader<R>

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pub const fn get_ref(&self) -> &Reader<R>

Returns the underlying XML reader.

use serde::Deserialize;
use std::io::Cursor;
use quick_xml::de::Deserializer;
use quick_xml::Reader;

#[derive(Deserialize)]
struct SomeStruct {
    field1: String,
    field2: String,
}

// Try to deserialize from broken XML
let mut de = Deserializer::from_reader(Cursor::new(
    "<SomeStruct><field1><field2></SomeStruct>"
//   0                           ^= 28        ^= 41
));

let err = SomeStruct::deserialize(&mut de);
assert!(err.is_err());

let reader: &Reader<Cursor<&str>> = de.get_ref().get_ref();

assert_eq!(reader.error_position(), 28);
assert_eq!(reader.buffer_position(), 41);

Trait Implementations§

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impl<'i, R: BufRead> XmlRead<'i> for IoReader<R>

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fn next(&mut self) -> Result<PayloadEvent<'static>, DeError>

Return an input-borrowing event.
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fn read_to_end(&mut self, name: QName<'_>) -> Result<(), DeError>

Skips until end element is found. Unlike next() it will not allocate when it cannot satisfy the lifetime.
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fn decoder(&self) -> Decoder

A copy of the reader’s decoder used to decode strings.

Auto Trait Implementations§

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impl<R> Freeze for IoReader<R>
where R: Freeze,

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impl<R> RefUnwindSafe for IoReader<R>
where R: RefUnwindSafe,

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impl<R> Send for IoReader<R>
where R: Send,

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impl<R> Sync for IoReader<R>
where R: Sync,

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impl<R> Unpin for IoReader<R>
where R: Unpin,

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impl<R> UnwindSafe for IoReader<R>
where R: 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, 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.