Struct cbor_data::DictWriter [−][src]
Builder for a dict value, used by write_dict_rec()
.
see trait Encoder
for usage examples
Implementations
impl<'a> DictWriter<'a>
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pub fn set_max_definite_size(&mut self, size: Option<u64>)
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Configure the limit above which indefinite size encoding will be used.
The default is 255, which is the largest size up to which definite size is at least as
compact as indefinite size. Set to 23 to avoid moving bytes around when finishing the array.
Set to None
to always use indefinite size encoding.
pub fn with_key(
&mut self,
key: &str,
f: impl FnOnce(SingleBuilder<'_, '_>) -> SingleResult
) -> &mut Self
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&mut self,
key: &str,
f: impl FnOnce(SingleBuilder<'_, '_>) -> SingleResult
) -> &mut Self
Add one key–value pair to the dict.
let cbor = CborBuilder::new().encode_dict(|builder| { builder.with_key("the answer", |b| b.encode_u64(42)); });
pub fn with_cbor_key(
&mut self,
k: impl FnOnce(SingleBuilder<'_, '_>) -> SingleResult,
v: impl FnOnce(SingleBuilder<'_, '_>) -> SingleResult
) -> &mut Self
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&mut self,
k: impl FnOnce(SingleBuilder<'_, '_>) -> SingleResult,
v: impl FnOnce(SingleBuilder<'_, '_>) -> SingleResult
) -> &mut Self
Auto Trait Implementations
impl<'a> RefUnwindSafe for DictWriter<'a>
impl<'a> Send for DictWriter<'a>
impl<'a> Sync for DictWriter<'a>
impl<'a> Unpin for DictWriter<'a>
impl<'a> !UnwindSafe for DictWriter<'a>
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
pub fn borrow_mut(&mut self) -> &mut T
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impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,