diff options
Diffstat (limited to 'dhall/src/semantics/to_expr.rs')
| -rw-r--r-- | dhall/src/semantics/to_expr.rs | 23 |
1 files changed, 3 insertions, 20 deletions
diff --git a/dhall/src/semantics/to_expr.rs b/dhall/src/semantics/to_expr.rs index 1ece1cc..1adfd49 100644 --- a/dhall/src/semantics/to_expr.rs +++ b/dhall/src/semantics/to_expr.rs @@ -1,9 +1,8 @@ -use crate::semantics::core::context::VarCtx; use crate::semantics::phase::typecheck::rc; use crate::semantics::phase::NormalizedExpr; use crate::semantics::{Value, ValueKind}; use crate::syntax; -use crate::syntax::{Builtin, ExprKind, V}; +use crate::syntax::{Builtin, ExprKind}; /// Controls conversion from `Value` to `Expr` #[derive(Copy, Clone)] @@ -16,7 +15,6 @@ pub(crate) struct ToExprOptions { /// Converts a value back to the corresponding AST expression. pub(crate) fn value_to_expr( - ctx: &VarCtx, val: &Value, opts: ToExprOptions, ) -> NormalizedExpr { @@ -25,25 +23,10 @@ pub(crate) fn value_to_expr( } let kind = val.as_kind(); - let kind = kind.map_ref_with_special_handling_of_binders( - |v| value_to_expr(ctx, v, opts), - |binder, v| value_to_expr(&ctx.insert(binder), v, opts), - ); + let kind = kind.map_ref(|v| value_to_expr(v, opts)); match kind { ValueKind::Var(v) => { - let b = v.binder(); - let (idx, name) = if opts.alpha { - (ctx.lookup(&b), "_".into()) - } else { - (ctx.lookup_by_name(&b), b.name().clone()) - }; - match idx { - Some(idx) => rc(ExprKind::Var(V(name, idx))), - None => panic!( - "internal error: binder {:?} not found in environment", - b - ), - } + rc(ExprKind::Var(v.to_var_maybe_alpha(opts.alpha))) } ValueKind::Lam(x, t, e) => { rc(ExprKind::Lam(x.to_label_maybe_alpha(opts.alpha), t, e)) |