Macro defmac::defmac
[−]
[src]
macro_rules! defmac { ($name:ident => $e:expr) => { ... }; ($name:ident $x:pat => $e:expr) => { ... }; ($name:ident $x1:pat, $x2:pat => $e:expr) => { ... }; ($name:ident $x1:pat, $x2:pat, $x3:pat => $e:expr) => { ... }; ($name:ident $x1:pat, $x2:pat, $x3:pat, $x4:pat => $e:expr) => { ... }; }
A macro to define lambda-like macros inline.
Syntax:
defmac!(
name [ pattern [, pattern ... ]] => expression )
name is the name of the new macro, followed by 0 or more patterns
separated by comma. A pattern can be just an argument name like x
or a pattern like ref value
, (x, y)
etc.
Supports up to four arguments.