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Jonas Kastberg
iris
Commits
1c8a145a
Commit
1c8a145a
authored
Jun 16, 2018
by
Ralf Jung
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improve and test iApply error message
parent
1471ae26
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3
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3 changed files
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39 additions
and
22 deletions
+39
22
tests/proofmode.ref
tests/proofmode.ref
+13
0
tests/proofmode.v
tests/proofmode.v
+4
0
theories/proofmode/ltac_tactics.v
theories/proofmode/ltac_tactics.v
+22
22
No files found.
tests/proofmode.ref
View file @
1c8a145a
...
...
@@ 330,3 +330,16 @@ In nested Ltac calls to "iDestruct (open_constr) as (constr)",
"iDestructCore (open_constr) as (constr) (tactic)", last call failed.
Tactic failure: iDestruct: (IList [[IClear (sel_patterns.SelIdent "HP")]])
invalid.
"iApply_fail"
: string
The command has indeed failed with message:
In nested Ltac calls to "iApply (open_constr)",
"iPoseProofCore (open_constr) as (constr) (constr) (tactic)",
"<iris.proofmode.ltac_tactics.iPoseProofCore_go>",
"<iris.proofmode.ltac_tactics.iPoseProofCore_go>",
"<iris.proofmode.ltac_tactics.iPoseProofCore_go>",
"goal_tac" (bound to
fun _ => <ssreflect_plugin::ssrtclseq@0> spec_tac ltac:(()) ; last tac Htmp) and
"<ssreflect_plugin::ssrtclseq@0> spec_tac ltac:(()) ; last tac Htmp", last
call failed.
Tactic failure: iApply: cannot apply P.
tests/proofmode.v
View file @
1c8a145a
...
...
@@ 636,4 +636,8 @@ Check "iDestruct_fail".
Lemma
iDestruct_fail
P
:
P

∗
<
absorb
>
P
.
Proof
.
iIntros
"HP"
.
Fail
iDestruct
"HP"
as
"{HP}"
.
Fail
iDestruct
"HP"
as
"[{HP}]"
.
Abort
.
Check
"iApply_fail"
.
Lemma
iApply_fail
P
Q
:
P

∗
Q
.
Proof
.
iIntros
"HP"
.
Fail
iApply
"HP"
.
Abort
.
End
error_tests
.
theories/proofmode/ltac_tactics.v
View file @
1c8a145a
...
...
@@ 769,6 +769,26 @@ The tactic [iApply] uses laxy type class inference, so that evars can first be
instantiated by matching with the goal, whereas [iDestruct] does not, because
eliminations may not be performed when type classes have not been resolved.
*)
Local
Ltac
iPoseProofCore_go
Htmp
t
goal_tac
:
=
lazymatch
type
of
t
with

ident
=>
eapply
tac_pose_proof_hyp
with
_
_
t
_
Htmp
_;
[
pm_reflexivity

let
t
:
=
pretty_ident
t
in
fail
"iPoseProof:"
t
"not found"

pm_reflexivity

let
Htmp
:
=
pretty_ident
Htmp
in
fail
"iPoseProof:"
Htmp
"not fresh"

goal_tac
()]

_
=>
eapply
tac_pose_proof
with
_
Htmp
_;
(* (j:=H) *)
[
iIntoEmpValid
t

pm_reflexivity

let
Htmp
:
=
pretty_ident
Htmp
in
fail
"iPoseProof:"
Htmp
"not fresh"

goal_tac
()]
end
;
try
iSolveTC
.
Tactic
Notation
"iPoseProofCore"
open_constr
(
lem
)
"as"
constr
(
p
)
constr
(
lazy_tc
)
tactic
(
tac
)
:
=
iStartProof
;
...
...
@@ 780,29 +800,9 @@ Tactic Notation "iPoseProofCore" open_constr(lem)

ITrm
?t
?xs
?pat
=>
iSpecializeCore
(
ITrm
Htmp
xs
pat
)
as
p

_
=>
idtac
end
in
let
go
goal_tac
:
=
lazymatch
type
of
t
with

ident
=>
eapply
tac_pose_proof_hyp
with
_
_
t
_
Htmp
_;
[
pm_reflexivity

let
t
:
=
pretty_ident
t
in
fail
"iPoseProof:"
t
"not found"

pm_reflexivity

let
Htmp
:
=
pretty_ident
Htmp
in
fail
"iPoseProof:"
Htmp
"not fresh"

goal_tac
()]

_
=>
eapply
tac_pose_proof
with
_
Htmp
_;
(* (j:=H) *)
[
iIntoEmpValid
t

pm_reflexivity

let
Htmp
:
=
pretty_ident
Htmp
in
fail
"iPoseProof:"
Htmp
"not fresh"

goal_tac
()]
end
;
try
iSolveTC
in
lazymatch
eval
compute
in
lazy_tc
with

true
=>
go
ltac
:
(
fun
_
=>
spec_tac
()
;
last
(
tac
Htmp
))

false
=>
go
spec_tac
;
last
(
tac
Htmp
)

true
=>
iPoseProofCore_go
Htmp
t
ltac
:
(
fun
_
=>
spec_tac
()
;
last
(
tac
Htmp
))

false
=>
iPoseProofCore_go
Htmp
t
spec_tac
;
last
(
tac
Htmp
)
end
.
(** * Apply *)
...
...
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