chore: lower MSRV to 1.75 (#31)

fast · Aug 14, 2024 · d669c6b · d669c6b
1 parent 788a458
commit d669c6b
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Showing 12 changed files with 28 additions and 21 deletions.
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ windows-latest, macos-latest, ubuntu-latest ]
-        rust: [ "1.80.1", stable, nightly ]
+        rust: [ "1.75", stable, nightly ]
     env:
       RUST_BACKTRACE: 1
     steps:

diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+## v0.7.1
+
+- Lower MSRV to 1.75.
+
 ## v0.7.0
 
 - Upgrade dependencies including opentelemtry and more.

diff --git a/Cargo.toml b/Cargo.toml
@@ -14,12 +14,12 @@ resolver = "2"
 edition = "2021"
 license = "Apache-2.0"
 repository = "https://github.com/fast/fastrace"
-rust-version = "1.80.1"
+rust-version = "1.75"
 
 [workspace.dependencies]
 # workspace dependencies
-fastrace = { version = "0.7.0", path = "fastrace" }
-fastrace-macro = { version = "0.7.0", path = "fastrace-macro" }
+fastrace = { version = "0.7.1", path = "fastrace" }
+fastrace-macro = { version = "0.7.1", path = "fastrace-macro" }
 
 # workspace leaves
 fastrace-datadog = { path = "fastrace-datadog" }

diff --git a/README.md b/README.md
@@ -2,7 +2,7 @@
 
 [![Crates.io](https://img.shields.io/crates/v/fastrace.svg?style=flat-square&logo=rust)](https://crates.io/crates/fastrace)
 [![Documentation](https://img.shields.io/docsrs/fastrace?style=flat-square&logo=rust)](https://docs.rs/fastrace/)
-[![MSRV 1.80.1](https://img.shields.io/badge/MSRV-1.80.1-green?style=flat-square&logo=rust)](https://www.whatrustisit.com)
+[![MSRV 1.75.0](https://img.shields.io/badge/MSRV-1.75.0-green?style=flat-square&logo=rust)](https://www.whatrustisit.com)
 [![CI Status](https://img.shields.io/github/actions/workflow/status/fast/fastrace/ci.yml?style=flat-square&logo=github)](https://github.com/fast/fastrace/actions)
 [![License](https://img.shields.io/crates/l/fastrace?style=flat-square)](https://github.com/fast/fastrace/blob/main/LICENSE)
 
@@ -113,9 +113,9 @@ fn main() {
 
 Detailed results are available in [etc/benchmark-result](etc/benchmark-result).
 
-## Supported Rust Versions (MSRV 1.80.1)
+## Supported Rust Versions (MSRV 1.75.0)
 
-Fastrace is built against the latest stable release. The minimum supported version is 1.80.1. The current Fastrace version is not guaranteed to build on Rust versions earlier than the minimum supported version.
+Fastrace is built against the latest stable release. The minimum supported version is 1.75.0. The current Fastrace version is not guaranteed to build on Rust versions earlier than the minimum supported version.
 
 ## Projects using fastrace
 

diff --git a/fastrace-datadog/Cargo.toml b/fastrace-datadog/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fastrace-datadog"
-version = "0.7.0"
+version = "0.7.1"
 
 categories = ["development-tools::debugging"]
 description = "Datadog reporter for fastrace"

diff --git a/fastrace-futures/Cargo.toml b/fastrace-futures/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fastrace-futures"
-version = "0.7.0"
+version = "0.7.1"
 
 categories = ["development-tools::debugging"]
 description = "Utilities for tracing `futures` with fastrace"

diff --git a/fastrace-jaeger/Cargo.toml b/fastrace-jaeger/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fastrace-jaeger"
-version = "0.7.0"
+version = "0.7.1"
 
 categories = ["development-tools::debugging"]
 description = "Jaeger reporter for fastrace"

diff --git a/fastrace-macro/Cargo.toml b/fastrace-macro/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fastrace-macro"
-version = "0.7.0"
+version = "0.7.1"
 
 categories = ["development-tools::debugging"]
 description = "Attribute procedural macro for fastrace"

diff --git a/fastrace-opentelemetry/Cargo.toml b/fastrace-opentelemetry/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fastrace-opentelemetry"
-version = "0.7.0"
+version = "0.7.1"
 
 categories = ["development-tools::debugging"]
 description = "Opentelemetry reporter for fastrace"

diff --git a/fastrace/Cargo.toml b/fastrace/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fastrace"
-version = "0.7.0"
+version = "0.7.1"
 
 categories = ["development-tools::debugging"]
 description = "A high-performance timeline tracing library for Rust"
@@ -24,6 +24,9 @@ pin-project = "1.1"
 rand = "0.8"
 rtrb = "0.3"
 
+# TODO: remove once_cell once MSRV is above 1.80
+once_cell = "1.19"
+
 [dev-dependencies]
 async-trait = "0.1"
 criterion = { version = "0.5", features = ["html_reports"] }

diff --git a/fastrace/src/macros.rs b/fastrace/src/macros.rs
@@ -52,7 +52,7 @@ macro_rules! func_path {
 }
 
 /// Get the full path of the function where the macro is invoked. Returns a `&'static str`.
-#[deprecated(since = "0.7.0", note = "Please use `fastrace::func_path!()` instead")]
+#[deprecated(since = "0.7.1", note = "Please use `fastrace::func_path!()` instead")]
 #[macro_export]
 macro_rules! full_name {
     () => {{

diff --git a/fastrace/src/util/mod.rs b/fastrace/src/util/mod.rs
@@ -8,21 +8,21 @@ pub mod tree;
 
 use std::borrow::Cow;
 use std::cell::RefCell;
-use std::sync::LazyLock;
+
+use once_cell::sync::Lazy;
 
 use crate::collector::CollectTokenItem;
 use crate::local::raw_span::RawSpan;
 use crate::util::object_pool::Pool;
 use crate::util::object_pool::Puller;
 use crate::util::object_pool::Reusable;
 
-static RAW_SPANS_POOL: LazyLock<Pool<Vec<RawSpan>>> =
-    LazyLock::new(|| Pool::new(Vec::new, Vec::clear));
-static COLLECT_TOKEN_ITEMS_POOL: LazyLock<Pool<Vec<CollectTokenItem>>> =
-    LazyLock::new(|| Pool::new(Vec::new, Vec::clear));
+static RAW_SPANS_POOL: Lazy<Pool<Vec<RawSpan>>> = Lazy::new(|| Pool::new(Vec::new, Vec::clear));
+static COLLECT_TOKEN_ITEMS_POOL: Lazy<Pool<Vec<CollectTokenItem>>> =
+    Lazy::new(|| Pool::new(Vec::new, Vec::clear));
 #[allow(clippy::type_complexity)]
-static PROPERTIES_POOL: LazyLock<Pool<Vec<(Cow<'static, str>, Cow<'static, str>)>>> =
-    LazyLock::new(|| Pool::new(Vec::new, Vec::clear));
+static PROPERTIES_POOL: Lazy<Pool<Vec<(Cow<'static, str>, Cow<'static, str>)>>> =
+    Lazy::new(|| Pool::new(Vec::new, Vec::clear));
 
 thread_local! {
     static RAW_SPANS_PULLER: RefCell<Puller<'static, Vec<RawSpan>>> = RefCell::new(RAW_SPANS_POOL.puller(512));