diff options
| author |  Jason Gross <jagro@google.com> | 2016-09-02 12:01:18 -0700 |
|---|---|---|
| committer | Jason Gross <jagro@google.com> | 2016-09-02 12:01:39 -0700 |
| commit | 8453aea67d2c924d3ea51d5352e0b7a20588671a (patch) | |
| tree | b8381761b54942d079c21049b4c40f28546ef158 /src/Util/Tactics.v | |
| parent | 2f667be402bb86e8f79c599ef12072659d19ebe2 (diff) | |
Add cfail{2,3}
Diffstat (limited to 'src/Util/Tactics.v')
| -rw-r--r-- | src/Util/Tactics.v | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/Util/Tactics.v b/src/Util/Tactics.v index 6c48dbd98..f251b2e51 100644 --- a/src/Util/Tactics.v +++ b/src/Util/Tactics.v @@ -439,18 +439,24 @@ Class cidtac {T} (msg : T) := Build_cidtac : True. (** Include "infomsg" tags so that messages show up better in Coq 8.4 + PG *) Hint Extern 0 (cidtac ?msg) => idtac "<infomsg>" msg "</infomsg>"; exact I : typeclass_instances. (** constr-based [idtac] *) -Class cfail {T} (msg : T) := Build_cfail : False. -Hint Extern 0 (cfail ?msg) => idtac "<infomsg>Error:" msg "</infomsg>"; fail : typeclass_instances. - Class cidtac2 {T1 T2} (msg1 : T1) (msg2 : T2) := Build_cidtac2 : True. Hint Extern 0 (cidtac2 ?msg1 ?msg2) => idtac "<infomsg>" msg1 msg2 "</infomsg>"; exact I : typeclass_instances. Class cidtac3 {T1 T2 T3} (msg1 : T1) (msg2 : T2) (msg3 : T3) := Build_cidtac3 : True. Hint Extern 0 (cidtac3 ?msg1 ?msg2 ?msg3) => idtac "<infomsg>" msg1 msg2 msg3 "</infomsg>"; exact I : typeclass_instances. -Ltac cfail msg := constr:(_ : cfail msg). +Class cfail {T} (msg : T) := Build_cfail : False. +Hint Extern 0 (cfail ?msg) => fail 0 "<infomsg>Error:" msg "</infomsg>" : typeclass_instances. +Class cfail2 {T1 T2} (msg1 : T1) (msg2 : T2) := Build_cfail2 : False. +Hint Extern 0 (cfail2 ?msg1 ?msg2) => fail 0 "<infomsg>Error:" msg1 msg2 "</infomsg>" : typeclass_instances. +Class cfail3 {T1 T2 T3} (msg1 : T1) (msg2 : T2) (msg3 : T3) := Build_cfail3 : False. +Hint Extern 0 (cfail3 ?msg1 ?msg2 ?msg3) => fail 0 "<infomsg>Error:" msg1 msg2 msg3 "</infomsg>" : typeclass_instances. + Ltac cidtac msg := constr:(_ : cidtac msg). Ltac cidtac2 msg1 msg2 := constr:(_ : cidtac2 msg1 msg2). Ltac cidtac3 msg1 msg2 msg3 := constr:(_ : cidtac2 msg1 msg2 msg3). +Ltac cfail msg := constr:(_ : cfail msg). +Ltac cfail2 msg1 msg2 := constr:(_ : cfail2 msg1 msg2). +Ltac cfail3 msg1 msg2 msg3 := constr:(_ : cfail2 msg1 msg2 msg3). Ltac idtac_goal := lazymatch goal with |- ?G => idtac "<infomsg>Goal:" G "</infomsg>" end. Ltac idtac_context := |