bp3d_debug/trace/macros.rs
1// Copyright (c) 2024, BlockProject 3D
2//
3// All rights reserved.
4//
5// Redistribution and use in source and binary forms, with or without modification,
6// are permitted provided that the following conditions are met:
7//
8// * Redistributions of source code must retain the above copyright notice,
9// this list of conditions and the following disclaimer.
10// * Redistributions in binary form must reproduce the above copyright notice,
11// this list of conditions and the following disclaimer in the documentation
12// and/or other materials provided with the distribution.
13// * Neither the name of BlockProject 3D nor the names of its contributors
14// may be used to endorse or promote products derived from this software
15// without specific prior written permission.
16//
17// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
21// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29#[macro_export]
30macro_rules! span {
31 ($name: ident, $({$($field: tt)*})*) => {
32 {
33 static $name: $crate::trace::span::Callsite =
34 $crate::trace::span::Callsite::new(stringify!($name), $crate::location!());
35 $crate::trace::span::Span::with_fields(&$name, &[$($crate::field!($($field)*),)*])
36 }
37 };
38 ($name: ident) => {
39 {
40 static $name: $crate::trace::span::Callsite =
41 $crate::trace::span::Callsite::new(stringify!($name), $crate::location!());
42 $crate::trace::span::Span::new(&$name)
43 }
44 };
45}