mirror of https://github.com/rwf2/Rocket.git
77 lines
2.6 KiB
Rust
77 lines
2.6 KiB
Rust
macro_rules! docify {
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([$($doc:tt)*]; $($tt:tt)*) => {
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docify!([$($doc)*] [] $($tt)*);
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};
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// FIXME: Treat $a just like everywhere else. What if we start with @[]?
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([$a:tt $($b:tt)*] [] $($tt:tt)*) => {
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docify!([$($b)*] [stringify!($a), " "] $($tt)*);
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};
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([@fence @$lang:tt $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, "\n\n```", stringify!($lang), "\n"] $($tt)*);
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};
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([@fence $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, "\n\n```\n"] $($tt)*);
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};
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([@{$($a:tt),*}! $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, $($a),*] $($tt)*);
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};
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([@{$($a:tt),*} $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, $($a),*, " "] $($tt)*);
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};
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([@code{$($a:tt)+}! $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, "`", $(stringify!($a)),*, "`"] $($tt)*);
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};
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([@code{$($a:tt)+} $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, "`", $(stringify!($a)),*, "` "] $($tt)*);
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};
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([@[$($a:tt)*]! $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, $(stringify!($a)),*] $($tt)*);
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};
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([@[$($a:tt)*] $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, $(stringify!($a)),*, " "] $($tt)*);
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};
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([@nl $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, "\n"] $($tt)*);
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};
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(@punct [$a:tt $p:tt $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, stringify!($a), stringify!($p), " "] $($tt)*);
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};
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(@upunct [$a:tt $p:tt $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, stringify!($a), stringify!($p)] $($tt)*);
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};
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([$a:tt . $($b:tt)*] $($rest:tt)+) => { docify!(@punct [$a . $($b)*] $($rest)+); };
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([$a:tt , $($b:tt)*] $($rest:tt)+) => { docify!(@punct [$a , $($b)*] $($rest)+); };
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([$a:tt ; $($b:tt)*] $($rest:tt)+) => { docify!(@punct [$a ; $($b)*] $($rest)+); };
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([$a:tt : $($b:tt)*] $($rest:tt)+) => { docify!(@punct [$a : $($b)*] $($rest)+); };
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([$a:tt ! $($b:tt)*] $($rest:tt)+) => { docify!(@punct [$a ! $($b)*] $($rest)+); };
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([$a:tt ! $($b:tt)*] $($rest:tt)+) => { docify!(@punct [$a ! $($b)*] $($rest)+); };
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([$a:tt :: $($b:tt)*] $($rest:tt)+) => { docify!(@upunct [$a :: $($b)*] $($rest)+); };
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([$a:tt $($b:tt)*] [$($c:tt)+] $($tt:tt)*) => {
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docify!([$($b)*] [$($c)+, stringify!($a), " "] $($tt)*);
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};
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([] [$($doc:expr),*] $($tt:tt)*) => {
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docify!(concat!($($doc),*), $($tt)*);
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};
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($x:expr, $($tt:tt)*) => {
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#[doc = $x]
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$($tt)*
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};
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}
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