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// devela::num::grain::cast::namespace::join
//
//! Construct an unsigned primitive by joining an array of smaller unsigned primitives.
//
use crate::Cast;
#[rustfmt::skip]
impl Cast<u16> {
#[must_use]
#[inline(always)]
/// Constructs a `u16` from an array of `[u8; 2]` in big-endian order.
pub const fn from_u8_be(v: [u8; 2]) -> u16 { u16::from_be_bytes(v) }
#[must_use]
#[inline(always)]
/// Constructs a `u16` from an array of `[u8; 2]` in little-endian order.
pub const fn from_u8_le(v: [u8; 2]) -> u16 { u16::from_le_bytes(v) }
#[must_use]
#[inline(always)]
/// Constructs a `u16` from an array of `[u8; 2]` in native-endian order.
pub const fn from_u8_ne(v: [u8; 2]) -> u16 { u16::from_ne_bytes(v) }
}
#[rustfmt::skip]
impl Cast<u32> {
#[must_use]
/// Constructs a `u32` from an array of `[u16; 2]` in big-endian order.
pub const fn from_u16_be(v: [u16; 2]) -> u32 {
((v[0] as u32) << 16) | (v[1] as u32)
}
#[must_use]
/// Constructs a `u32` from an array of `[u16; 2]` in little-endian order.
pub const fn from_u16_le(v: [u16; 2]) -> u32 {
((v[1] as u32) << 16) | (v[0] as u32)
}
#[must_use]
/// Constructs a `u32` from an array of `[u16; 2]` in native-endian order.
pub const fn from_u16_ne(v: [u16; 2]) -> u32 {
if cfg!(target_endian = "big") {
Cast::<u32>::from_u16_be(v)
} else {
Cast::<u32>::from_u16_le(v)
}
}
#[must_use]
#[inline(always)]
/// Constructs a `u32` from an array of `[u8; 4]` in big-endian order.
pub const fn from_u8_be(v: [u8; 4]) -> u32 { u32::from_be_bytes(v) }
#[must_use]
#[inline(always)]
/// Constructs a `u32` from an array of `[u8; 4]` in little-endian order.
pub const fn from_u8_le(v: [u8; 4]) -> u32 { u32::from_le_bytes(v) }
#[must_use]
#[inline(always)]
/// Constructs a `u32` from an array of `[u8; 4]` in native-endian order.
pub const fn from_u8_ne(v: [u8; 4]) -> u32 { u32::from_ne_bytes(v) }
}
#[rustfmt::skip]
impl Cast<u64> {
#[must_use]
/// Constructs a `u64` from an array of `[u32; 2]` in big-endian order.
pub const fn from_u32_be(v: [u32; 2]) -> u64 {
((v[0] as u64) << 32) | (v[1] as u64)
}
#[must_use]
/// Constructs a `u64` from an array of `[u32; 2]` in little-endian order.
pub const fn from_u32_le(v: [u32; 2]) -> u64 {
((v[1] as u64) << 32) | (v[0] as u64)
}
#[must_use]
/// Constructs a `u64` from an array of `[u32; 2]` in native-endian order.
pub const fn from_u32_ne(v: [u32; 2]) -> u64 {
if cfg!(target_endian = "big") {
Cast::<u64>::from_u32_be(v)
} else {
Cast::<u64>::from_u32_le(v)
}
}
#[must_use]
/// Constructs a `u64` from an array of `[u16; 4]` in big-endian order.
pub const fn from_u16_be(v: [u16; 4]) -> u64 {
((v[0] as u64) << (16 * 3))
| ((v[1] as u64) << (16 * 2))
| ((v[2] as u64) << 16)
| (v[3] as u64)
}
#[must_use]
/// Constructs a `u64` from an array of `[u16; 4]` in little-endian order.
pub const fn from_u16_le(v: [u16; 4]) -> u64 {
((v[3] as u64) << (16 * 3))
| ((v[2] as u64) << (16 * 2))
| ((v[1] as u64) << 16)
| (v[0] as u64)
}
#[must_use]
#[inline(always)]
/// Constructs a `u64` from an array of `[u16; 4]` in native-endian order.
pub const fn from_u16_ne(v: [u16; 4]) -> u64 {
if cfg!(target_endian = "big") {
Cast::<u64>::from_u16_be(v)
} else {
Cast::<u64>::from_u16_le(v)
}
}
#[must_use]
#[inline(always)]
/// Constructs a `u64` from an array of `[u8; 8]` in big-endian order.
pub const fn from_u8_be(v: [u8; 8]) -> u64 { u64::from_be_bytes(v) }
#[must_use]
#[inline(always)]
/// Constructs a `u64` from an array of `[u8; 8]` in little-endian order.
pub const fn from_u8_le(v: [u8; 8]) -> u64 { u64::from_le_bytes(v) }
#[must_use]
#[inline(always)]
/// Constructs a `u64` from an array of `[u8; 8]` in native-endian order.
pub const fn from_u8_ne(v: [u8; 8]) -> u64 { u64::from_ne_bytes(v) }
}
#[rustfmt::skip]
impl Cast<u128> {
#[must_use]
/// Constructs a `u128` from an array of `[u64; 2]` in big-endian order.
pub const fn from_u64_be(v: [u64; 2]) -> u128 {
((v[0] as u128) << 64) | (v[1] as u128)
}
#[must_use]
/// Constructs a `u128` from an array of `[u64; 2]` in little-endian order.
pub const fn from_u64_le(v: [u64; 2]) -> u128 {
((v[1] as u128) << 64) | (v[0] as u128)
}
#[must_use]
#[inline(always)]
/// Constructs a `u128` from an array of `[u64; 2]` in native-endian order.
pub const fn from_u64_ne(v: [u64; 2]) -> u128 {
if cfg!(target_endian = "big") {
Cast::<u128>::from_u64_be(v)
} else {
Cast::<u128>::from_u64_le(v)
}
}
#[must_use]
/// Constructs a `u128` from an array of `[u32; 4]` in big-endian order.
pub const fn from_u32_be(v: [u32; 4]) -> u128 {
((v[0] as u128) << (32 * 3))
| ((v[1] as u128) << (32 * 2))
| ((v[2] as u128) << 32)
| (v[3] as u128)
}
#[must_use]
/// Constructs a `u128` from an array of `[u32; 4]` in little-endian order.
pub const fn from_u32_le(v: [u32; 4]) -> u128 {
((v[3] as u128) << (32 * 3))
| ((v[2] as u128) << (32 * 2))
| ((v[1] as u128) << 32)
| (v[0] as u128)
}
#[must_use]
#[inline(always)]
/// Constructs a `u128` from an array of `[u32; 4]` in native-endian order.
pub const fn from_u32_ne(v: [u32; 4]) -> u128 {
if cfg!(target_endian = "big") {
Cast::<u128>::from_u32_be(v)
} else {
Cast::<u128>::from_u32_le(v)
}
}
#[must_use]
/// Constructs a `u128` from an array of `[u16; 8]` in big-endian order.
pub const fn from_u16_be(v: [u16; 8]) -> u128 {
((v[0] as u128) << (16 * 7))
| ((v[1] as u128) << (16 * 6))
| ((v[2] as u128) << (16 * 5))
| ((v[3] as u128) << (16 * 4))
| ((v[4] as u128) << (16 * 3))
| ((v[5] as u128) << (16 * 2))
| ((v[6] as u128) << 16)
| (v[7] as u128)
}
#[must_use]
/// Constructs a `u128` from an array of `[u16; 8]` in little-endian order.
pub const fn from_u16_le(v: [u16; 8]) -> u128 {
((v[7] as u128) << (16 * 7))
| ((v[6] as u128) << (16 * 6))
| ((v[5] as u128) << (16 * 5))
| ((v[4] as u128) << (16 * 4))
| ((v[3] as u128) << (16 * 3))
| ((v[2] as u128) << (16 * 2))
| ((v[1] as u128) << 16)
| (v[0] as u128)
}
#[must_use]
#[inline(always)]
/// Constructs a `u128` from an array of `[u16; 8]` in native-endian order.
pub const fn from_u16_ne(v: [u16; 8]) -> u128 {
if cfg!(target_endian = "big") {
Cast::<u128>::from_u16_be(v)
} else {
Cast::<u128>::from_u16_le(v)
}
}
#[must_use]
#[inline(always)]
/// Constructs a `u128` from an array of `[u8; 16]` in big-endian order.
pub const fn from_u8_be(v: [u8; 16]) -> u128 { u128::from_be_bytes(v) }
#[must_use]
#[inline(always)]
/// Constructs a `u128` from an array of `[u8; 16]` in little-endian order.
pub const fn from_u8_le(v: [u8; 16]) -> u128 { u128::from_le_bytes(v) }
#[must_use]
#[inline(always)]
/// Constructs a `u128` from an array of `[u8; 16]` in native-endian order.
pub const fn from_u8_ne(v: [u8; 16]) -> u128 { u128::from_ne_bytes(v) }
}