diff options
Diffstat (limited to 'src/syntax')
| -rw-r--r-- | src/syntax/visit.rs | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/src/syntax/visit.rs b/src/syntax/visit.rs index 0a18271d..5e00e1e6 100644 --- a/src/syntax/visit.rs +++ b/src/syntax/visit.rs @@ -11,10 +11,9 @@ macro_rules! impl_visitors { } impl_visitor! { - /// Walk syntax trees immutably. Visit, - /// Immutable visitor functions. immutable, + immutably, [$(($name($($tts)*) $body))*] } @@ -24,10 +23,9 @@ macro_rules! impl_visitors { } impl_visitor! { - /// Walk syntax trees mutably. VisitMut, - /// Mutable visitor functions. mutable, + mutably, [$(($name($($tts)*) $body mut))*] mut } }; @@ -36,8 +34,9 @@ macro_rules! impl_visitors { /// Implement an immutable or mutable visitor. macro_rules! impl_visitor { ( - #[doc = $visit_doc:expr] $visit:ident, - #[doc = $module_doc:expr] $module:ident, + $visit:ident, + $mutability:ident, + $adjective:ident, [$(( $name:ident($v:ident, $node:ident: $ty:ty) $body:block @@ -45,7 +44,7 @@ macro_rules! impl_visitor { ))*] $($mut:tt)? ) => { - #[doc = $visit_doc] + #[doc = concat!("Visit syntax trees ", stringify!($adjective), ".")] pub trait $visit<'ast> { /// Visit a definition of a binding. /// @@ -60,14 +59,15 @@ macro_rules! impl_visitor { fn visit_exit(&mut self) {} $(fn $name(&mut self, $node: &'ast $($fmut)? $ty) { - $module::$name(self, $node); + $mutability::$name(self, $node); })* } - #[doc = $module_doc] - pub mod $module { + #[doc = concat!("Visitor functions that are ", stringify!($mutability), ".")] + pub mod $mutability { use super::*; $( + #[doc = concat!("Visit a node of type [`", stringify!($ty), "`].")] pub fn $name<'ast, V>($v: &mut V, $node: &'ast $($fmut)? $ty) where V: $visit<'ast> + ?Sized |