vize_l3 0.596.0

use core::fmt;

/// One operation id in a [`super::Program`].
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct OpId(u32);

impl OpId {
    /// Create an operation id from its numeric index.
    #[must_use]
    pub const fn new(index: u32) -> Self {
        Self(index)
    }

    /// Numeric index.
    #[must_use]
    pub const fn index(self) -> u32 {
        self.0
    }
}

impl fmt::Display for OpId {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(f, "op#{}", self.0)
    }
}

/// One region id. Region `0` is the required root region.
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct RegionId(u32);

impl RegionId {
    /// The root region every program must define.
    pub const ROOT: Self = Self(0);

    /// Create a region id from its numeric index.
    #[must_use]
    pub const fn new(index: u32) -> Self {
        Self(index)
    }

    /// Numeric index.
    #[must_use]
    pub const fn index(self) -> u32 {
        self.0
    }
}

impl fmt::Display for RegionId {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(f, "r#{}", self.0)
    }
}

/// One effect-scope id.
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct EffectId(u32);

impl EffectId {
    /// Create an effect-scope id from its numeric index.
    #[must_use]
    pub const fn new(index: u32) -> Self {
        Self(index)
    }

    /// Numeric index.
    #[must_use]
    pub const fn index(self) -> u32 {
        self.0
    }
}

impl fmt::Display for EffectId {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(f, "fx#{}", self.0)
    }
}