Type Definition generic_arrayvec::GenericArrayString
source · [−]pub type GenericArrayString<N> = ArrayString<ArrayvecStorage<u8, N>>;
Expand description
A GenericArray
-backed ArrayString
.
Trait Implementations
sourceimpl<N> GenericArrayStringExt<N> for GenericArrayString<N> where
N: Capacity<u8>,
ArrayvecStorage<u8, N>: Array<Item = u8>,
N::ArrayType: Copy,
impl<N> GenericArrayStringExt<N> for GenericArrayString<N> where
N: Capacity<u8>,
ArrayvecStorage<u8, N>: Array<Item = u8>,
N::ArrayType: Copy,
sourcefn generic_from(
string: &str
) -> Result<GenericArrayString<N>, CapacityError<&str>>
fn generic_from(
string: &str
) -> Result<GenericArrayString<N>, CapacityError<&str>>
Creates a GenericArrayString
from a str
.
Capacity is inferred from the type parameter.
Errors if the capacity is not large enough to fit the string.
use generic_arrayvec::typenum::U10;
use generic_arrayvec::{GenericArrayString, GenericArrayStringExt};
let string = GenericArrayString::<U10>::generic_from("hello").unwrap();
assert_eq!(string.len(), 5);
assert_eq!(string.capacity(), 10);
sourcefn generic_from_byte_string<A>(
byte_string: &A
) -> Result<GenericArrayString<N>, Utf8Error> where
A: Into<GenericArray<u8, N>> + AsRef<[u8]>,
fn generic_from_byte_string<A>(
byte_string: &A
) -> Result<GenericArrayString<N>, Utf8Error> where
A: Into<GenericArray<u8, N>> + AsRef<[u8]>,
Creates a GenericArrayString
from a byte string.
The GenericArrayString
’s length and capacity will be equal to the input byte string.
Errors if the byte string is not valid UTF-8.
Examples
From a byte string literal:
use generic_arrayvec::{GenericArrayString, GenericArrayStringExt};
let string = GenericArrayString::generic_from_byte_string(b"hello").unwrap();
assert_eq!(string.len(), 5);
assert_eq!(string.capacity(), 5);
From a byte-holding GenericArray
:
use generic_arrayvec::generic_array::GenericArray;
use generic_arrayvec::{GenericArrayString, GenericArrayStringExt};
let arr = GenericArray::from([b'h', b'i']);
let string = GenericArrayString::generic_from_byte_string(&arr).unwrap();
assert_eq!(string.len(), 2);
assert_eq!(string.capacity(), 2);