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MIR episode 4

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This commit is contained in:
hkalbasi 2023-04-28 20:44:30 +03:30
parent 001607fdb4
commit 6312fbf521
47 changed files with 2557 additions and 805 deletions
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18
crates/hir/src/lib.rs
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@ -1856,11 +1856,21 @@ impl Function {
def_map.fn_as_proc_macro(self.id).map(|id| Macro { id: id.into() })
}
pub fn eval(self, db: &dyn HirDatabase) -> Result<(), MirEvalError> {
pub fn eval(
self,
db: &dyn HirDatabase,
span_formatter: impl Fn(FileId, TextRange) -> String,
) -> Result<(), String> {
let converter = |e: MirEvalError| {
let mut r = String::new();
_ = e.pretty_print(&mut r, db, &span_formatter);
r
};
let body = db
.mir_body(self.id.into())
.map_err(|e| MirEvalError::MirLowerError(self.id.into(), e))?;
interpret_mir(db, &body, Substitution::empty(Interner), false)?;
.map_err(|e| MirEvalError::MirLowerError(self.id.into(), e))
.map_err(converter)?;
interpret_mir(db, &body, Substitution::empty(Interner), false).map_err(converter)?;
Ok(())
}
}
@ -2006,7 +2016,7 @@ impl Const {
}
pub fn render_eval(self, db: &dyn HirDatabase) -> Result<String, ConstEvalError> {
let c = db.const_eval(self.id, Substitution::empty(Interner))?;
let c = db.const_eval(self.id.into(), Substitution::empty(Interner))?;
let r = format!("{}", HexifiedConst(c).display(db));
// We want to see things like `<utf8-error>` and `<layout-error>` as they are probably bug in our
// implementation, but there is no need to show things like `<enum-not-supported>` or `<ref-not-supported>` to