//! Module processing functionality.

#[cfg(feature = "petgraph")]
mod call_graph;
mod interface;
mod namer;
mod typifier;
mod validator;

#[cfg(feature = "petgraph")]
pub use call_graph::{CallGraph, CallGraphBuilder};
pub use interface::{Interface, Visitor};
pub use namer::{EntryPointIndex, NameKey, Namer};
pub use typifier::{check_constant_type, ResolveContext, ResolveError, Typifier};
pub use validator::{ValidationError, Validator};

impl From<super::StorageFormat> for super::ScalarKind {
    fn from(format: super::StorageFormat) -> Self {
        use super::{ScalarKind as Sk, StorageFormat as Sf};
        match format {
            Sf::R8Unorm => Sk::Float,
            Sf::R8Snorm => Sk::Float,
            Sf::R8Uint => Sk::Uint,
            Sf::R8Sint => Sk::Sint,
            Sf::R16Uint => Sk::Uint,
            Sf::R16Sint => Sk::Sint,
            Sf::R16Float => Sk::Float,
            Sf::Rg8Unorm => Sk::Float,
            Sf::Rg8Snorm => Sk::Float,
            Sf::Rg8Uint => Sk::Uint,
            Sf::Rg8Sint => Sk::Sint,
            Sf::R32Uint => Sk::Uint,
            Sf::R32Sint => Sk::Sint,
            Sf::R32Float => Sk::Float,
            Sf::Rg16Uint => Sk::Uint,
            Sf::Rg16Sint => Sk::Sint,
            Sf::Rg16Float => Sk::Float,
            Sf::Rgba8Unorm => Sk::Float,
            Sf::Rgba8Snorm => Sk::Float,
            Sf::Rgba8Uint => Sk::Uint,
            Sf::Rgba8Sint => Sk::Sint,
            Sf::Rgb10a2Unorm => Sk::Float,
            Sf::Rg11b10Float => Sk::Float,
            Sf::Rg32Uint => Sk::Uint,
            Sf::Rg32Sint => Sk::Sint,
            Sf::Rg32Float => Sk::Float,
            Sf::Rgba16Uint => Sk::Uint,
            Sf::Rgba16Sint => Sk::Sint,
            Sf::Rgba16Float => Sk::Float,
            Sf::Rgba32Uint => Sk::Uint,
            Sf::Rgba32Sint => Sk::Sint,
            Sf::Rgba32Float => Sk::Float,
        }
    }
}

impl crate::TypeInner {
    pub fn scalar_kind(&self) -> Option<super::ScalarKind> {
        match *self {
            super::TypeInner::Scalar { kind, .. } | super::TypeInner::Vector { kind, .. } => {
                Some(kind)
            }
            super::TypeInner::Matrix { .. } => Some(super::ScalarKind::Float),
            _ => None,
        }
    }
}