Macro guilt_by_association::guilty

macro_rules! guilty {
    ($(#[$attr:meta])* trait $traitname:ident $body:tt) => { ... };
    ($(#[$attr:meta])* trait $traitname:ident : $parent:ident $body:tt) => { ... };
    ($(#[$attr:meta])* pub trait $traitname:ident $body:tt) => { ... };
    ($(#[$attr:meta])* pub $restr:tt trait $traitname:ident $body:tt) => { ... };
    ($(#[$attr:meta])* pub trait $traitname:ident : $parent:ident $body:tt) => { ... };
    ($(#[$attr:meta])* pub $restr:tt trait $traitname:ident : $parent:ident $body:tt) => { ... };
    (impl $traitname:ident for $structname:ident $body:tt) => { ... };
    (<$structname:ident as $traitname:ident> :: $constname:ident) => { ... };
    ($structname:ident :: $constname:ident) => { ... };
    (INTERNAL: DEFINE TRAIT, [$(#[$attr:meta])*] [$($before:tt)+] [$($traitname:tt)*],
     {
         $(#[$cattr:meta])* const $constname:ident : $consttype:ty = $constdefault:expr;
         $($body:tt)*
     }) => { ... };
    (INTERNAL: DEFINE TRAIT, [$(#[$attr:meta])*] [$($before:tt)+] [$($traitname:tt)*],
     {
         $(#[$cattr:meta])* const $constname:ident : $consttype:ty;
         $($body:tt)*
     }) => { ... };
    (INTERNAL: DEFINE TRAIT, [$(#[$attr:meta])*] [$($before:tt)+] [$($traitname:tt)*],
     {
         $(#[$fattr:meta])* fn $($body:tt)*
     }) => { ... };
    (INTERNAL: DEFINE TRAIT, [$(#[$attr:meta])*] [$($before:tt)+] [$($traitname:tt)*],
     {
         # $($body:tt)*
     }) => { ... };
    (INTERNAL: DEFINE TRAIT, [$(#[$attr:meta])*] [$($before:tt)+] [$($traitname:tt)*],
     {
         $(#[$tattr:meta])* type $($body:tt)*
     }) => { ... };
    (INTERNAL: DEFINE TRAIT, [$(#[$attr:meta])*] [$($before:tt)+] [$($traitname:tt)*],
     {
     }) => { ... };
    (INTERNAL: DEFINE IMPL, $traitname:path, $structname:ident,
     {
         $(#[$cattr:meta])* const $constname:ident : $consttype:ty = $constvalue:expr;
         $($body:tt)*
     }) => { ... };
    (INTERNAL: DEFINE IMPL, $traitname:path, $structname:ident,
     {
         $(#[$fattr:meta])* fn $($body:tt)*
     }) => { ... };
    (INTERNAL: DEFINE IMPL, $traitname:path, $structname:ident,
     {
         $(#[$tattr:meta])* type $($body:tt)*
     }) => { ... };
    (INTERNAL: DEFINE IMPL, $traitname:path, $structname:ident,
     {
     }) => { ... };
    (INTERNAL: ACCESS CONST, ($($structname:tt)*), $constname:ident) => { ... };
    (INTERNAL: AS ITEM, $i:item) => { ... };
}

Macro for declaring/implementing traits with fake associated consts

See the crate-level documentation for more.