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ConstVersionEncoder

Struct ConstVersionEncoder 

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pub struct ConstVersionEncoder<const N: i16> { /* private fields */ }
Expand description

Encoder adapter for a compile-time checked normal QR version and EcLevel.

This is the trait-friendly counterpart to QrCode::with_const_version. N must be in 1..=40.

use qrcode_rs::{ConstVersionEncoder, EcLevel, Encoder, Version};

let code = ConstVersionEncoder::<5>::new(EcLevel::M).encode(b"Some data").unwrap();
assert_eq!(code.version(), Version::Normal(5));
use qrcode_rs::{ConstVersionEncoder, EcLevel};

const INVALID: ConstVersionEncoder<0> = ConstVersionEncoder::<0>::new(EcLevel::M);

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impl<const N: i16> ConstVersionEncoder<N>

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pub const fn new(ec_level: EcLevel) -> Self

Creates an encoder for fixed normal QR version N.

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pub const fn version(&self) -> Version

Returns the compile-time checked dynamic version value.

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pub const fn ec_level(&self) -> EcLevel

Returns the configured error-correction level.

Trait Implementations§

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impl<const N: i16> Clone for ConstVersionEncoder<N>

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fn clone(&self) -> ConstVersionEncoder<N>

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<const N: i16> Copy for ConstVersionEncoder<N>

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impl<const N: i16> Debug for ConstVersionEncoder<N>

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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<const N: i16> Encoder for ConstVersionEncoder<N>

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type Output = QrCode

The successful encoding output.
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type Error = QrError

The encoding error type.
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fn encode(&self, input: &[u8]) -> QrResult<QrCode>

Encodes input. Read more
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impl<const N: i16> Eq for ConstVersionEncoder<N>

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impl<const N: i16> PartialEq for ConstVersionEncoder<N>

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fn eq(&self, other: &ConstVersionEncoder<N>) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl<const N: i16> StructuralPartialEq for ConstVersionEncoder<N>

Auto Trait Implementations§

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impl<const N: i16> Freeze for ConstVersionEncoder<N>

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impl<const N: i16> RefUnwindSafe for ConstVersionEncoder<N>

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impl<const N: i16> Send for ConstVersionEncoder<N>

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impl<const N: i16> Sync for ConstVersionEncoder<N>

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impl<const N: i16> Unpin for ConstVersionEncoder<N>

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impl<const N: i16> UnsafeUnpin for ConstVersionEncoder<N>

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impl<const N: i16> UnwindSafe for ConstVersionEncoder<N>

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<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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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> 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.