diff options
Diffstat (limited to 'doc/sphinx/user-extensions')
| -rw-r--r-- | doc/sphinx/user-extensions/syntax-extensions.rst | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/doc/sphinx/user-extensions/syntax-extensions.rst b/doc/sphinx/user-extensions/syntax-extensions.rst index 669975ba7e..512378b9fc 100644 --- a/doc/sphinx/user-extensions/syntax-extensions.rst +++ b/doc/sphinx/user-extensions/syntax-extensions.rst @@ -902,7 +902,7 @@ Syntax of notations +++++++++++++++++++ The different syntactic forms taken by the commands declaring -notations are given below. The optional :production:`scope` is described in +notations are given below. The optional :n:`@scope` is described in :ref:`Scopes`. .. productionlist:: coq @@ -1001,6 +1001,11 @@ Notations disappear when a section is closed. Interpretation scopes ---------------------- + .. insertprodn scope scope + + .. prodn:: + scope ::= @ident + An *interpretation scope* is a set of notations for terms with their interpretations. Interpretation scopes provide a weak, purely syntactical form of notation overloading: the same notation, for @@ -1090,7 +1095,7 @@ Local opening of an interpretation scope It is possible to locally extend the interpretation scope stack using the syntax :n:`(@term)%@ident` (or simply :n:`@term%@ident` for atomic terms), where :token:`ident` is a -special identifier called *delimiting key* and bound to a given scope. +special identifier called a *delimiting key* and bound to a given scope. In such a situation, the term term, and all its subterms, are interpreted in the scope stack extended with the scope bound to :token:`ident`. |