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+ // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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+ // file at the top-level directory of this distribution and at
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+ // http://rust-lang.org/COPYRIGHT.
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+ //
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+ // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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+ // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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+ // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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+ // option. This file may not be copied, modified, or distributed
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+ // except according to those terms.
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+
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+ macro_rules! columnline {
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+ ( ) => (
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+ ( column!( ) , line!( ) )
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+ )
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+ }
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+
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+ macro_rules! indirectcolumnline {
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+ ( ) => (
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+ ( ||{ columnline!( ) } ) ( )
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+ )
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+ }
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+
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+ fn main ( ) {
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+ let closure = || {
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+ columnline ! ( )
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+ } ;
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+ let iflet = if let Some ( _) = Some ( 0 ) {
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+ columnline ! ( )
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+ } else { ( 0 , 0 ) } ;
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+ let cl = columnline ! ( ) ;
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+ assert_eq ! ( closure( ) , ( 8 , 25 ) ) ;
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+ assert_eq ! ( iflet, ( 8 , 28 ) ) ;
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+ assert_eq ! ( cl, ( 13 , 30 ) ) ;
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+ let indirect = indirectcolumnline ! ( ) ;
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+ assert_eq ! ( indirect, ( 19 , 34 ) ) ;
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+ }
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