Macro tracing_core::metadata
source · macro_rules! metadata {
(
name: $name:expr,
target: $target:expr,
level: $level:expr,
fields: $fields:expr,
callsite: $callsite:expr,
kind: $kind:expr
) => { ... };
(
name: $name:expr,
target: $target:expr,
level: $level:expr,
fields: $fields:expr,
callsite: $callsite:expr,
kind: $kind:expr,
) => { ... };
}
Expand description
Statically constructs new span metadata.
/// For example:
use tracing_core::metadata;
use tracing_core::metadata::{Kind, Level, Metadata};
static FOO_CALLSITE: MyCallsite = MyCallsite {
// ...
};
static FOO_METADATA: Metadata = metadata!{
name: "foo",
target: module_path!(),
level: Level::DEBUG,
fields: &["bar", "baz"],
callsite: &FOO_CALLSITE,
kind: Kind::SPAN,
};