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Starts proof cache infra

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This commit is contained in:
Albin Chaboissier
2026-02-10 17:21:06 +01:00
parent 298d179943
commit 1c17aa20c2
8 changed files with 256 additions and 49 deletions
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25
src/ast.rs
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@ -1,7 +1,9 @@
use crate::prover::tracing::colored_var;
use owo_colors::{OwoColorize, colors::css::Gray};
use std::fmt::Display;
pub type Variable = String;
#[derive(Clone, PartialEq, Eq, Debug, Hash)]
pub struct Variable(pub String, pub Option<usize>);
#[derive(Clone, Debug)]
pub struct Module
@ -16,7 +18,7 @@ pub struct Clause
pub body: Option<Body>,
}
#[derive(Clone, Debug)]
#[derive(Clone, Debug, PartialEq, Eq, Hash)]
pub enum Body
{
Term(Predicate),
@ -24,7 +26,7 @@ pub enum Body
Or(Vec<Body>),
}
#[derive(Clone, Debug, PartialEq)]
#[derive(Clone, Debug, Eq, PartialEq, Hash)]
pub enum Predicate
{
Variable(Variable), // Upercase variable like X
@ -55,13 +57,26 @@ impl Display for Body
}
}
impl Display for Variable
{
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result
{
write!(f, "{}", self.0)?;
if let Some(num) = self.1
{
write!(f, "{}", format!("[{}]", num).fg::<Gray>())?;
}
Ok(())
}
}
impl Display for Predicate
{
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result
{
match self
{
Predicate::Variable(variable) => write!(f, "{}", colored_var(variable)),
Predicate::Variable(variable) => write!(f, "{}", variable),
Predicate::Fixed(name, predicates) =>
{
write!(f, "{}", name)?;