Macro std_tools::instance_of
[−]macro_rules! instance_of {
( $( $arg : tt )+ ) => { ... };
}
Expand description
Macro instance_of
to answer the question: does it implement a trait? Alias of the macro implements
.
Sample
use implements::instance_of;
dbg!( instance_of!( 13_i32 => Copy ) );
// < instance_of!( 13_i32 => Copy ) : true
dbg!( instance_of!( Box::new( 13_i32 ) => Copy ) );
// < instance_of!( 13_i32 => Copy ) : false