refactor: reformat imports and code blocks for consistency

Author: ttys3

opentelemetry-prometheus/src/config.rs

@@ -1,6 +1,6 @@
 use core::fmt;
 use once_cell::sync::OnceCell;
-use opentelemetry_sdk::metrics::{MetricError, MetricResult,ManualReaderBuilder};
+use opentelemetry_sdk::metrics::{ManualReaderBuilder, MetricError, MetricResult};
 use std::sync::{Arc, Mutex};
 
 use crate::{Collector, PrometheusExporter, ResourceSelector};

opentelemetry-prometheus/src/lib.rs

@@ -101,20 +101,14 @@
 #![cfg_attr(test, deny(warnings))]
 
 use once_cell::sync::{Lazy, OnceCell};
-use opentelemetry::{
-    Key, Value,
-    otel_error,
-    InstrumentationScope,
-};
+use opentelemetry::{otel_error, InstrumentationScope, Key, Value};
 use opentelemetry_sdk::{
     metrics::{
-        MetricResult,
         data::{self, ResourceMetrics},
         reader::MetricReader,
-        Temporality, InstrumentKind,
-        ManualReader, Pipeline,
+        InstrumentKind, ManualReader, MetricResult, Pipeline, Temporality,
     },
-    Resource
+    Resource,
 };
 use prometheus::{
     core::Desc,
@@ -325,7 +319,8 @@ impl prometheus::core::Collector for Collector {
                     res.push(scope_info.clone());
                 }
 
-                let mut labels = Vec::with_capacity(1 + scope_metrics.scope.version().is_some() as usize);
+                let mut labels =
+                    Vec::with_capacity(1 + scope_metrics.scope.version().is_some() as usize);
                 let mut name = LabelPair::new();
                 name.set_name(SCOPE_INFO_KEYS[0].into());
                 name.set_value(scope_metrics.scope.name().to_string());

opentelemetry-prometheus/tests/integration_test.rs

@@ -15,9 +15,14 @@ use opentelemetry_sdk::Resource;
 use opentelemetry_semantic_conventions::resource::{SERVICE_NAME, TELEMETRY_SDK_VERSION};
 use prometheus::{Encoder, TextEncoder};
 
-const BOUNDARIES: &[f64] = &[0.0, 5.0, 10.0, 25.0, 50.0, 75.0, 100.0, 250.0, 500.0, 1000.0];
+const BOUNDARIES: &[f64] = &[
+    0.0, 5.0, 10.0, 25.0, 50.0, 75.0, 100.0, 250.0, 500.0, 1000.0,
+];
 
-const BYTES_BOUNDARIES: &[f64] = &[0.0, 5.0, 10.0, 25.0, 50.0, 75.0, 100.0, 250.0, 500.0, 750.0, 1000.0, 2500.0, 5000.0, 7500.0, 10000.0];
+const BYTES_BOUNDARIES: &[f64] = &[
+    0.0, 5.0, 10.0, 25.0, 50.0, 75.0, 100.0, 250.0, 500.0, 750.0, 1000.0, 2500.0, 5000.0, 7500.0,
+    10000.0,
+];
 
 #[ignore = "https://github.com/open-telemetry/opentelemetry-rust/pull/2224"]
 #[test]
@@ -352,11 +357,7 @@ fn prometheus_exporter_integration() {
 
     for tc in test_cases {
         let registry = prometheus::Registry::new();
-        let exporter = tc
-            .builder
-            .with_registry(registry.clone())
-            .build()
-            .unwrap();
+        let exporter = tc.builder.with_registry(registry.clone()).build().unwrap();
 
         let res = if tc.empty_resource {
             Resource::empty()
@@ -387,9 +388,9 @@ fn prometheus_exporter_integration() {
             .build();
         let meter = provider.meter_with_scope(
             opentelemetry::InstrumentationScope::builder("testmeter")
-            .with_version("v0.1.0")
-            .with_attributes(vec![KeyValue::new("k", "v")])
-            .build(),
+                .with_version("v0.1.0")
+                .with_attributes(vec![KeyValue::new("k", "v")])
+                .build(),
         );
         (tc.record_metrics)(meter);
 
@@ -773,11 +774,7 @@ fn duplicate_metrics() {
 
     for tc in test_cases {
         let registry = prometheus::Registry::new();
-        let exporter = tc
-            .builder
-            .with_registry(registry.clone())
-            .build()
-            .unwrap();
+        let exporter = tc.builder.with_registry(registry.clone()).build().unwrap();
 
         let resource = Resource::from_detectors(
             Duration::from_secs(0),