update prometheus-client to 0.22

.github/workflows/ci.yml

@@ -21,15 +21,15 @@ jobs:
       # Note: GitHub hosted runners using the latest stable version of Rust have Clippy pre-installed.
       - run: cargo clippy --features=metrics-0_21,prometheus-exporter
       - run: cargo clippy --features=prometheus-0_13
-      - run: cargo clippy --features=prometheus-client-0_21
+      - run: cargo clippy --features=prometheus-client-0_22
       - run: cargo clippy --features=opentelemetry-0_21
 
       # Run the tests with each of the different metrics libraries
       - run: cargo test --features=prometheus-exporter
       - run: cargo test --features=prometheus-exporter,metrics-0_21
       - run: cargo test --features=prometheus-exporter,prometheus-0_13
-      - run: cargo test --features=prometheus-exporter,prometheus-client-0_21,exemplars-tracing
-      - run: cargo test --features=prometheus-exporter,prometheus-client-0_21,exemplars-tracing-opentelemetry-0_22
+      - run: cargo test --features=prometheus-exporter,prometheus-client-0_22,exemplars-tracing
+      - run: cargo test --features=prometheus-exporter,prometheus-client-0_22,exemplars-tracing-opentelemetry-0_22
       - run: cargo test --features=prometheus-exporter,opentelemetry-0_21
 
       # Build the crate using the other optional features

CHANGELOG.md

@@ -65,6 +65,7 @@ The following changes are made in order to bring the release in compliance with
   as with the `prometheus` and `prometheus-client` crates, because the histogram buckets can now
   be configured via the settings
 - Upgraded `opentelemetry` to v0.20
+- Upgraded `prometheus-client` to v0.22
 
 ### Deprecated
 

autometrics/Cargo.toml

@@ -17,13 +17,13 @@ readme = "README.md"
 metrics-0_21 = ["dep:metrics"]
 opentelemetry-0_21 = ["opentelemetry/metrics", "dep:prometheus"]
 prometheus-0_13 = ["dep:prometheus"]
-prometheus-client-0_21 = ["dep:prometheus-client"]
+prometheus-client-0_22 = ["dep:prometheus-client"]
 
 # Deprecated feature flags
 metrics = ["metrics-0_21"]
 opentelemetry = ["opentelemetry-0_21"]
 prometheus = ["prometheus-0_13"]
-prometheus-client = ["prometheus-client-0_21"]
+prometheus-client = ["prometheus-client-0_22"]
 exemplars-tracing-opentelemetry = ["exemplars-tracing-opentelemetry-0_22"]
 
 # Misc
@@ -106,7 +106,7 @@ opentelemetry-otlp = { version = "0.14.0", default-features = false, optional =
 prometheus = { version = "0.13", default-features = false, optional = true }
 
 # Used for prometheus-client feature
-prometheus-client = { version = "0.21.1", optional = true }
+prometheus-client = { version = "0.22", optional = true }
 
 # Used for exemplars-tracing feature
 tracing = { version = "0.1", optional = true }
@@ -124,7 +124,7 @@ criterion = "0.5"
 http = "0.2"
 opentelemetry = "0.21"
 opentelemetry-stdout = { version = "0.2", features = ["trace"] }
-prometheus-client = "0.21"
+prometheus-client = "0.22"
 tokio = { version = "1", features = ["full"] }
 tracing = "0.1"
 tracing-subscriber = "0.3"

autometrics/build.rs

@@ -10,7 +10,7 @@ pub fn main() {
     #[cfg(feature = "prometheus")]
     println!("cargo:warning=The `prometheus` feature is deprecated and will be removed in the next version. Please use `prometheus-0_13` instead.");
     #[cfg(feature = "prometheus-client")]
-    println!("cargo:warning=The `prometheus-client` feature is deprecated and will be removed in the next version. Please use `prometheus-client-0_21` instead.");
+    println!("cargo:warning=The `prometheus-client` feature is deprecated and will be removed in the next version. Please use `prometheus-client-0_22` instead.");
     #[cfg(feature = "exemplars-tracing-opentelemetry")]
     println!("cargo:warning=The `exemplars-tracing-opentelemetry` feature is deprecated and will be removed in the next version. Please use `exemplars-tracing-opentelemetry-0_22` instead.");
 
@@ -19,7 +19,7 @@ pub fn main() {
       metrics: { any(feature = "metrics", feature = "metrics-0_21") },
       opentelemetry: { any(feature = "opentelemetry", feature = "opentelemetry-0_21") },
       prometheus: { any(feature = "prometheus", feature = "prometheus-0_13") },
-      prometheus_client_feature: { any(feature = "prometheus-client", feature = "prometheus-client-0_21") },
+      prometheus_client_feature: { any(feature = "prometheus-client", feature = "prometheus-client-0_22") },
       default_backend: { all(
         prometheus_exporter,
         not(any(metrics, opentelemetry, prometheus, prometheus_client_feature))

autometrics/src/README.md

@@ -148,10 +148,10 @@ If you require more customization than these offered feature flags, enable just
 
 > If you are exporting metrics yourself rather than using the `prometheus-exporter`, you must ensure that you are using the exact same version of the metrics library as `autometrics` (and it must come from `crates.io` rather than git or another source). If not, the autometrics metrics will not appear in your exported metrics.
 
-- `opentelemetry-0_20`  - use the [opentelemetry](https://crates.io/crates/opentelemetry) crate for producing metrics.
+- `opentelemetry-0_21`  - use the [opentelemetry](https://crates.io/crates/opentelemetry) crate for producing metrics.
 - `metrics-0_21` - use the [metrics](https://crates.io/crates/metrics) crate for producing metrics
 - `prometheus-0_13` - use the [prometheus](https://crates.io/crates/prometheus) crate for producing metrics
-- `prometheus-client-0_21` - use the official [prometheus-client](https://crates.io/crates/prometheus-client) crate for producing metrics
+- `prometheus-client-0_22` - use the official [prometheus-client](https://crates.io/crates/prometheus-client) crate for producing metrics
 
 ### Exemplars (for integrating metrics with traces)
 

examples/exemplars-tracing-opentelemetry/Cargo.toml

@@ -6,7 +6,7 @@ edition = "2021"
 
 [dependencies]
 autometrics = { path = "../../autometrics", features = [
-  "prometheus-client-0_21",
+  "prometheus-client-0_22",
   "prometheus-exporter",
   "exemplars-tracing-opentelemetry-0_22",
 ] }

examples/exemplars-tracing/Cargo.toml

@@ -6,7 +6,7 @@ edition = "2021"
 
 [dependencies]
 autometrics = { path = "../../autometrics", features = [
-  "prometheus-client-0_21",
+  "prometheus-client-0_22",
   "prometheus-exporter",
   "exemplars-tracing"
   ] }