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Fix syntax and parsing examples in tutorial_ltac2 #133

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Merged
thomas-lamiaux merged 2 commits into from
Aug 14, 2026
Merged

Fix syntax and parsing examples in tutorial_ltac2 #133

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502d1e9
Fix syntax and parsing examples in tutorial_ltac2
amblafont Aug 14, 2026
1d23ca1
Update tutorial_ltac2_for_ltac1_users.v
amblafont Aug 14, 2026
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6 changes: 3 additions & 3 deletions src/metaprogramming/ltac2/tutorial_ltac2_for_ltac1_users.v
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Expand Up @@ -258,8 +258,8 @@ Qed.
(** In Ltac2, this is now written with the syntax [tac1 > [tac21 | tac22]] in order
to avoid confusion between chaining tactics and dispatching.
The latter is asymetric and does not compose opposite to [;].
Moreover, [tac1; tac2; [tac31 | tac32]]
is now parsed as [tac1; (tac2; [tac31 | tac32])] as Ltac2 no longer
Moreover, [tac1; tac2 > [tac31 | tac32]]
is now parsed as [tac1; (tac2 > [tac31 | tac32])] as Ltac2 no longer
automatically delays tactic execution.

Consequently, if [tac1] generates multiple goals, the dispatcher will
Expand Down Expand Up @@ -947,7 +947,7 @@ Ltac2 rec my_first0 tacs :=

(** To write a notation for it, we write:

- ["my_first"] and ["["] / ["]"] are literal keywords that the parser matches
- ["my_first"] and "[" / "]" are literal keywords that the parser matches
verbatim; so that [my_first [...]] is unambiguous

- [tacs] is the name bound in the body to the parsed argument
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