Macro lambda_runtime::tracing::warn_span
source · macro_rules! warn_span { (target: $target:expr, parent: $parent:expr, $name:expr, $($field:tt)*) => { ... }; (target: $target:expr, parent: $parent:expr, $name:expr) => { ... }; (parent: $parent:expr, $name:expr, $($field:tt)*) => { ... }; (parent: $parent:expr, $name:expr) => { ... }; (target: $target:expr, $name:expr, $($field:tt)*) => { ... }; (target: $target:expr, $name:expr) => { ... }; ($name:expr, $($field:tt)*) => { ... }; ($name:expr) => { ... }; }
Expand description
Constructs a span at the warn level.
Fields and attributes are set using the same syntax as the span!
macro.
See the top-level documentation for details on the syntax accepted by this macro.
§Examples
warn_span!("my_span");
// is equivalent to:
span!(Level::WARN, "my_span");
use tracing::warn_span;
let span = warn_span!("my span");
span.in_scope(|| {
// do work inside the span...
});