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-rw-r--r--backends/lean/Base/Progress/Progress.lean21
1 files changed, 12 insertions, 9 deletions
diff --git a/backends/lean/Base/Progress/Progress.lean b/backends/lean/Base/Progress/Progress.lean
index 6a4729dc..4fd88e36 100644
--- a/backends/lean/Base/Progress/Progress.lean
+++ b/backends/lean/Base/Progress/Progress.lean
@@ -110,8 +110,9 @@ def progressWith (fExpr : Expr) (th : TheoremOrLocal)
-- then continue splitting the post-condition
splitEqAndPost fun hEq hPost ids => do
trace[Progress] "eq and post:\n{hEq} : {← inferType hEq}\n{hPost}"
- simpAt [] [``Primitives.bind_tc_ret, ``Primitives.bind_tc_fail, ``Primitives.bind_tc_div]
- [hEq.fvarId!] (.targets #[] true)
+ tryTac (
+ simpAt [] [``Primitives.bind_tc_ret, ``Primitives.bind_tc_fail, ``Primitives.bind_tc_div]
+ [hEq.fvarId!] (.targets #[] true))
-- Clear the equality, unless the user requests not to do so
let mgoal ← do
if keep.isSome then getMainGoal
@@ -314,12 +315,14 @@ def evalProgress (args : TSyntax `Progress.progressArgs) : TacticM Unit := do
else pure none
let ids :=
let args := asArgs.getArgs
- let args := (args.get! 2).getSepArgs
- args.map (λ s => if s.isIdent then some s.getId else none)
+ if args.size > 2 then
+ let args := (args.get! 2).getSepArgs
+ args.map (λ s => if s.isIdent then some s.getId else none)
+ else #[]
trace[Progress] "User-provided ids: {ids}"
let splitPost : Bool :=
let args := asArgs.getArgs
- (args.get! 3).getArgs.size > 0
+ args.size > 3 ∧ (args.get! 3).getArgs.size > 0
trace[Progress] "Split post: {splitPost}"
/- For scalarTac we have a fast track: if the goal is not a linear
arithmetic goal, we skip (note that otherwise, scalarTac would try
@@ -343,11 +346,11 @@ elab "progress" args:progressArgs : tactic =>
namespace Test
open Primitives Result
- set_option trace.Progress true
- set_option pp.rawOnError true
+ -- set_option trace.Progress true
+ -- set_option pp.rawOnError true
- #eval showStoredPSpec
- #eval showStoredPSpecClass
+ -- #eval showStoredPSpec
+ -- #eval showStoredPSpecClass
example {ty} {x y : Scalar ty}
(hmin : Scalar.min ty ≤ x.val + y.val)