Initial

2026-04-19 04:17:45 +00:00
commit a154e2b98c
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+import BidirTT.Syntax
+
+namespace BidirTT
+
+mutual
+  partial def prettyTm : Tm → String
+    | .var i      => s!"#{i}"
+    | .lam t      => s!"(fun => {prettyTm t})"
+    | .app t u    => s!"({prettyTm t} {prettyTm u})"
+    | .pi a b     => s!"(Pi {prettyTm a} -> {prettyTm b})"
+    | .sig a b    => s!"(Sigma {prettyTm a} * {prettyTm b})"
+    | .pair t u   => s!"({prettyTm t}, {prettyTm u})"
+    | .fst t      => s!"({prettyTm t}.1)"
+    | .snd t      => s!"({prettyTm t}.2)"
+    | .univ i     => s!"U{i}"
+    | .letE a t u => s!"(let : {prettyTm a} := {prettyTm t}; {prettyTm u})"
+end
+
+end BidirTT