diff options
| author | coqbot-app[bot] | 2020-11-18 22:00:25 +0000 |
|---|---|---|
| committer | GitHub | 2020-11-18 22:00:25 +0000 |
| commit | 7ebdf6bdbca2be4fc4ecddff0ac97bbb41c80cd0 (patch) | |
| tree | b12b82d14a9249a671b27e84caf12cda999531c6 /doc/sphinx/language/core/basic.rst | |
| parent | fea83b040f285e4316fd9d63d4c940d9fe444d91 (diff) | |
| parent | efa6673158f5eaa3fc11c0b3d1e3285c4acc129a (diff) | |
Merge PR #13312: [attributes] Allow boolean, single-value attributes.
Reviewed-by: Zimmi48
Reviewed-by: SkySkimmer
Ack-by: gares
Diffstat (limited to 'doc/sphinx/language/core/basic.rst')
| -rw-r--r-- | doc/sphinx/language/core/basic.rst | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/doc/sphinx/language/core/basic.rst b/doc/sphinx/language/core/basic.rst index 5406da38a1..2b262b89c0 100644 --- a/doc/sphinx/language/core/basic.rst +++ b/doc/sphinx/language/core/basic.rst @@ -369,6 +369,7 @@ this attribute`. attributes ::= {* #[ {*, @attribute } ] } {* @legacy_attr } attribute ::= @ident {? @attr_value } attr_value ::= = @string + | = @ident | ( {*, @attribute } ) legacy_attr ::= {| Local | Global } | {| Polymorphic | Monomorphic } @@ -379,21 +380,22 @@ this attribute`. The order of top-level attributes doesn't affect their meaning. ``#[foo,bar]``, ``#[bar,foo]``, ``#[foo]#[bar]`` and ``#[bar]#[foo]`` are equivalent. +:gdef:`Boolean attributes <boolean attribute>` take the form :n:`@ident__attr{? = {| yes | no } }`. +When the :n:`{| yes | no }` value is omitted, the default is :n:`yes`. + The legacy attributes (:n:`@legacy_attr`) provide an older, alternate syntax for certain attributes. They are equivalent to new attributes as follows: -================ ================================ -Legacy attribute New attribute -================ ================================ -`Local` :attr:`local` -`Global` :attr:`global` -`Polymorphic` :attr:`universes(polymorphic)` -`Monomorphic` :attr:`universes(monomorphic)` -`Cumulative` :attr:`universes(cumulative)` -`NonCumulative` :attr:`universes(noncumulative)` -`Private` :attr:`private(matching)` -`Program` :attr:`program` -================ ================================ +============================= ================================ +Legacy attribute New attribute +============================= ================================ +`Local` :attr:`local` +`Global` :attr:`global` +`Polymorphic`, `Monomorphic` :attr:`universes(polymorphic)` +`Cumulative`, `NonCumulative` :attr:`universes(cumulative)` +`Private` :attr:`private(matching)` +`Program` :attr:`program` +============================= ================================ Attributes appear in the HTML documentation in blue or gray boxes after the label "Attribute". In the pdf, they appear after the |