diff options
Diffstat (limited to 'tests/ui/macros/macro-stmt.rs')
-rw-r--r-- | tests/ui/macros/macro-stmt.rs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui/macros/macro-stmt.rs b/tests/ui/macros/macro-stmt.rs new file mode 100644 index 000000000..c9a0b879a --- /dev/null +++ b/tests/ui/macros/macro-stmt.rs @@ -0,0 +1,31 @@ +// run-pass +macro_rules! myfn { + ( $f:ident, ( $( $x:ident ),* ), $body:block ) => ( + fn $f( $( $x : isize),* ) -> isize $body + ) +} + +myfn!(add, (a,b), { return a+b; } ); + +pub fn main() { + + macro_rules! mylet { + ($x:ident, $val:expr) => ( + let $x = $val; + ) + } + + mylet!(y, 8*2); + assert_eq!(y, 16); + + myfn!(mult, (a,b), { a*b } ); + + assert_eq!(mult(2, add(4,4)), 16); + + macro_rules! actually_an_expr_macro { + () => ( 16 ) + } + + assert_eq!({ actually_an_expr_macro!() }, 16); + +} |