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/// Construct a bit set with specific values set using [`DefaultEndian`]
/// indexing.
///
/// [`DefaultEndian`]: crate::DefaultEndian
///
/// # Examples
///
/// ```
/// use bittle::Bits;
///
/// let mask: u8 = bittle::set![0, 1, 3];
/// assert!(mask.iter_ones().eq([0, 1, 3]));
/// assert_eq!(mask, 0b00001011);
/// ```
///
/// Set ranges of bits:
///
/// ```
/// use bittle::Bits;
///
/// let mask: u8 = bittle::set![0..=4, 6..];
/// assert!(mask.iter_ones().eq([0, 1, 2, 3, 4, 6, 7]));
/// ```
#[macro_export]
macro_rules! set {
(priv $set:ident {$_:ident},) => {};
(priv-range $set:ident {$set_bit:ident}, $range:expr) => {{
for index in $range {
$crate::BitsMut::$set_bit(&mut $set, index);
}
}};
(priv $set:ident {$($tt:tt)*}, $from:literal ..= $to:literal) => {{
$crate::set!(priv-range $set {$($tt)*}, $from ..= $to);
}};
(priv $set:ident {$($tt:tt)*}, $from:literal ..= $to:literal, $($rest:tt)*) => {{
$crate::set!(priv-range $set {$($tt)*}, $from ..= $to);
$crate::set!(priv $set {$($tt)*}, $($rest)*);
}};
(priv $set:ident {$($tt:tt)*}, $from:literal .. $to:literal) => {{
$crate::set!(priv-range $set {$($tt)*}, $from .. $to);
}};
(priv $set:ident {$($tt:tt)*}, $from:literal .. $to:literal, $($rest:tt)*) => {{
$crate::set!(priv-range $set {$($tt)*}, $from .. $to);
$crate::set!(priv $set {$($tt)*}, $($rest)*);
}};
(priv $set:ident {$($tt:tt)*}, $from:literal ..) => {{
$crate::set!(priv-range $set {$($tt)*}, $from .. $crate::Bits::bits_capacity(&$set));
}};
(priv $set:ident {$($tt:tt)*}, $from:literal .., $($rest:tt)*) => {{
$crate::set!(priv-range $set {$($tt)*}, $from .. $crate::Bits::bits_capacity(&$set));
$crate::set!(priv $set {$($tt)*}, $($rest)*);
}};
(priv $set:ident {$set_bit:ident}, $index:expr) => {{
$crate::BitsMut::$set_bit(&mut $set, $index);
}};
(priv $set:ident {$($tt:tt)*}, $index:expr, $($rest:tt)*) => {{
$crate::set!(priv $set {$($tt)*}, $index);
$crate::set!(priv $set {$($tt)*}, $($rest)*);
}};
($($tt:tt)*) => {{
let mut set = $crate::BitsOwned::ZEROS;
$crate::set!(priv set {set_bit}, $($tt)*);
set
}};
}
/// Construct a bit set with specific values set using [`LittleEndian`]
/// indexing.
///
/// [`LittleEndian`]: crate::LittleEndian
///
/// # Examples
///
/// ```
/// use bittle::Bits;
///
/// let mask: u8 = bittle::set_le![0, 1, 3];
/// assert!(mask.iter_ones_le().eq([0, 1, 3]));
/// assert_eq!(mask, 0b11010000);
/// ```
///
/// Set ranges of bits:
///
/// ```
/// use bittle::Bits;
///
/// let mask: u8 = bittle::set_le![0..=4, 6..];
/// assert!(mask.iter_ones_le().eq([0, 1, 2, 3, 4, 6, 7]));
/// assert_eq!(mask, 0b11111011);
/// ```
#[macro_export]
macro_rules! set_le {
($($tt:tt)*) => {{
let mut set = $crate::BitsOwned::ZEROS;
$crate::set!(priv set {set_bit_le}, $($tt)*);
set
}};
}
/// Construct a bit set with specific values set using [`BigEndian`]
/// indexing.
///
/// [`BigEndian`]: crate::BigEndian
///
/// # Examples
///
/// ```
/// use bittle::Bits;
///
/// let mask: u8 = bittle::set_be![0, 1, 3];
/// assert!(mask.iter_ones_be().eq([0, 1, 3]));
/// assert_eq!(mask, 0b00001011);
/// ```
///
/// Set ranges of bits:
///
/// ```
/// use bittle::Bits;
///
/// let mask: u8 = bittle::set_be![0..=4, 6..];
/// assert!(mask.iter_ones_be().eq([0, 1, 2, 3, 4, 6, 7]));
/// assert_eq!(mask, 0b11011111);
/// ```
#[macro_export]
macro_rules! set_be {
($($tt:tt)*) => {{
let mut set = $crate::BitsOwned::ZEROS;
$crate::set!(priv set {set_bit_be}, $($tt)*);
set
}};
}