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use crate::imports::ImportError;
use crate::imports::ImportRoot;
use crate::typecheck::TypeError;
use dhall_core::*;
#[derive(Debug, Clone)]
pub struct Parsed(pub(crate) SubExpr<X, Import>, pub(crate) ImportRoot);
#[derive(Debug, Clone)]
pub struct Resolved(pub(crate) SubExpr<X, X>);
#[derive(Debug, Clone)]
pub struct Typed(pub(crate) SubExpr<X, X>, Type);
#[derive(Debug, Clone)]
pub struct Type(pub(crate) Box<Normalized>);
#[derive(Debug, Clone)]
pub struct Normalized(pub(crate) SubExpr<X, X>);
impl Parsed {
pub fn resolve(self) -> Result<Resolved, ImportError> {
crate::imports::resolve_expr(self, true)
}
pub fn resolve_no_imports(self) -> Result<Resolved, ImportError> {
crate::imports::resolve_expr(self, false)
}
}
impl Resolved {
pub fn typecheck(self) -> Result<Typed, TypeError<X>> {
let typ = Type(Box::new(Normalized(crate::typecheck::type_of(
self.0.clone(),
)?)));
Ok(Typed(self.0, typ))
}
}
impl Typed {
pub fn normalize(self) -> Normalized {
Normalized(crate::normalize::normalize(self.0))
}
pub fn get_type(&self) -> &Type {
&self.1
}
}
impl Type {
pub fn as_expr(&self) -> &Normalized {
&*self.0
}
}
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