refactor(api): use helper method to detect color in stdx

crates/synd_api/Cargo.toml

@@ -20,6 +20,7 @@ path = "src/main.rs"
 synd-auth = { path = "../synd_auth", version = "0.2.4" }
 synd-feed = { path = "../synd_feed", version = "0.3.4", features = ["graphql"] }
 synd-o11y = { path = "../synd_o11y", version = "0.1.8" }
+synd-stdx = { path = "../synd_stdx", version = "0.1.0", features = ["color"] }
 
 anyhow             = { workspace = true }
 async-graphql      = { workspace = true, features = ["tracing"] }
@@ -40,7 +41,6 @@ pin-project        = "1.1.4"
 reqwest            = { workspace = true }
 serde              = { workspace = true }
 serde_json         = "1.0.127"
-supports-color     = { version = "3.0.0" }
 thiserror          = { workspace = true }
 tokio              = { workspace = true, features = ["macros", "rt-multi-thread", "sync"] }
 tokio-metrics      = { version = "0.3.1", default-features = false, features = ["rt"] }

crates/synd_api/src/main.rs

@@ -4,6 +4,7 @@ use fdlimit::Outcome;
 use synd_o11y::{
     opentelemetry::OpenTelemetryGuard, tracing_subscriber::otel_metrics::metrics_event_filter,
 };
+use synd_stdx::color::{is_color_supported, ColorSupport};
 use tracing::{error, info};
 
 use synd_api::{
@@ -22,12 +23,6 @@ fn init_tracing(options: &ObservabilityOptions) -> Option<OpenTelemetryGuard> {
         Registry,
     };
 
-    let color = {
-        use supports_color::Stream;
-        supports_color::on(Stream::Stdout).is_some()
-    };
-    let show_src = options.show_code_location;
-    let show_target = options.show_target;
     let (otel_layer, otel_guard) = match options
         .otlp_endpoint
         .as_deref()
@@ -44,11 +39,15 @@ fn init_tracing(options: &ObservabilityOptions) -> Option<OpenTelemetryGuard> {
         _ => (None, None),
     };
 
+    let ansi = is_color_supported() == ColorSupport::Supported;
+    let show_src = options.show_code_location;
+    let show_target = options.show_target;
+
     Registry::default()
         .with(
             fmt::Layer::new()
-                .with_ansi(color)
-                .with_timer(fmt::time::UtcTime::rfc_3339())
+                .with_ansi(ansi)
+                .with_timer(fmt::time::ChronoLocal::rfc_3339())
                 .with_file(show_src)
                 .with_line_number(show_src)
                 .with_target(show_target)

crates/synd_stdx/Cargo.toml

@@ -0,0 +1,32 @@
+[package]
+authors.workspace    = true
+categories.workspace = true
+edition.workspace    = true
+homepage.workspace   = true
+keywords.workspace   = true
+license.workspace    = true
+readme.workspace     = true
+repository.workspace = true
+
+description = "syndicationd lib"
+include     = ["src/**/*", "CHANGELOG.md"]
+name        = "synd-stdx"
+version     = "0.1.0"
+
+[dependencies]
+supports-color = { version = "3.0.0", optional = true }
+
+[features]
+color = ["dep:supports-color"]
+
+[lints]
+workspace = true
+
+[package.metadata.release]
+pre-release-hook = ["just", "changelog", "{{version}}"]
+pre-release-replacements = [
+  { file = "CHANGELOG.md", search = "unreleased", replace = "v{{version}}", min = 0 },
+  { file = "CHANGELOG.md", search = "__release_date__", replace = "{{date}}", min = 0 },
+  { file = "README.md", search = "/synd-stdx-v.*/", replace = "/{{crate_name}}-v{{version}}/", min = 0 },
+]
+tag-message = "chore: release {{crate_name}} version {{version}}"

crates/synd_stdx/src/color/mod.rs

@@ -0,0 +1,2 @@
+mod support;
+pub use support::{is_color_supported, ColorSupport};

crates/synd_stdx/src/color/support.rs

@@ -0,0 +1,15 @@
+#[derive(PartialEq, Eq)]
+pub enum ColorSupport {
+    Supported,
+    NotSupported,
+}
+
+/// Return whether or not the current environment supports ANSI color output.
+pub fn is_color_supported() -> ColorSupport {
+    use supports_color::Stream;
+    if supports_color::on(Stream::Stdout).is_some() {
+        ColorSupport::Supported
+    } else {
+        ColorSupport::NotSupported
+    }
+}

crates/synd_stdx/src/lib.rs

@@ -0,0 +1,2 @@
+#[cfg(feature = "color")]
+pub mod color;