---
source: metrique-macro/src/lib.rs
expression: parsed_file
---
struct RequestMetrics {
operation: &'static str,
}
const _: () = {
#[deprecated(
note = "You cannot use the character '.' with `prefix`. `prefix` will \"inflect\" to match the name scheme specified by `rename_all`. For example, it will change all delimiters to `-` for kebab case). If you want to match namestyle, use `prefix = \"X-\"`. If you want to preserve '.' in the final metric name use `exact_prefix = \"X.\". '.' is currently allowed when used with `prefix`, but in future versions, `exact_prefix` will be required"
)]
const _W: () = ();
_W
};
#[doc(hidden)]
pub struct RequestMetricsEntry {
#[deprecated(
note = "these fields will become private in a future release. To introspect an entry, use `metrique::writer::test_util::test_entry`"
)]
#[doc(hidden)]
operation: <&'static str as metrique::CloseValue>::Closed,
}
const _: () = {
#[expect(deprecated)]
impl<NS: ::metrique::NameStyle> ::metrique::InflectableEntry<NS>
for RequestMetricsEntry {
fn write<'a>(&'a self, writer: &mut impl ::metrique::writer::EntryWriter<'a>) {
::metrique::writer::EntryWriter::value(
writer,
{
#[allow(non_camel_case_types)]
struct operationPreserve;
impl ::metrique::concat::ConstStr for operationPreserve {
const VAL: &'static str = "X.operation";
}
#[allow(non_camel_case_types)]
struct operationKebab;
impl ::metrique::concat::ConstStr for operationKebab {
const VAL: &'static str = "x-operation";
}
#[allow(non_camel_case_types)]
struct operationPascal;
impl ::metrique::concat::ConstStr for operationPascal {
const VAL: &'static str = "XOperation";
}
#[allow(non_camel_case_types)]
struct operationSnake;
impl ::metrique::concat::ConstStr for operationSnake {
const VAL: &'static str = "x_operation";
}
::metrique::concat::const_str_value::<
<NS as ::metrique::NameStyle>::Inflect<
operationPreserve,
operationPascal,
operationSnake,
operationKebab,
>,
>()
},
&self.operation,
);
}
fn sample_group(
&self,
) -> impl ::std::iter::Iterator<
Item = (::std::borrow::Cow<'static, str>, ::std::borrow::Cow<'static, str>),
> {
::std::iter::empty()
}
}
};
impl metrique::CloseValue for RequestMetrics {
type Closed = RequestMetricsEntry;
fn close(self) -> Self::Closed {
#[allow(deprecated)]
RequestMetricsEntry {
operation: metrique::CloseValue::close(self.operation),
}
}
}
type RequestMetricsGuard<Q = ::metrique::DefaultSink> = ::metrique::AppendAndCloseOnDrop<
RequestMetrics,
Q,
>;
type RequestMetricsHandle<Q = ::metrique::DefaultSink> = ::metrique::AppendAndCloseOnDropHandle<
RequestMetrics,
Q,
>;
impl RequestMetrics {
///Creates a AppendAndCloseOnDrop that will be automatically appended to `sink` on drop.
fn append_on_drop<
Q: ::metrique::writer::EntrySink<::metrique::RootEntry<RequestMetricsEntry>>
+ Send + Sync + 'static,
>(self, sink: Q) -> RequestMetricsGuard<Q> {
::metrique::append_and_close(self, sink)
}
}