can't put tracing behind a feature without an extra crate :(

crates/wiggle/Cargo.toml

@@ -14,7 +14,7 @@ include = ["src/**/*", "LICENSE"]
 thiserror = "1"
 witx = { path = "../wasi-common/WASI/tools/witx", version = "0.8.5", optional = true }
 wiggle-macro = { path = "macro", version = "0.17.0" }
-tracing_crate = { version = "0.1.14", optional = true, package = "tracing" }
+tracing = { version = "0.1.14" }
 
 [badges]
 maintenance = { status = "actively-developed" }
@@ -29,9 +29,5 @@ proptest = "0.9"
 # users of wiggle are not forced to take a direct dependency on the `witx`
 # crate unless they want it.
 wiggle_metadata = ['witx', "wiggle-macro/wiggle_metadata"]
-# The wiggle proc-macro emits code which may transitively depend on the
-# `tracing` crate, via `wiggle::tracing`. When this feature is not enabled,
-# a no-op equivelant to the tracing macros is provided instead.
-tracing = [ "tracing_crate" ]
 
-default = ["wiggle_metadata", "tracing"]
+default = ["wiggle_metadata" ]

crates/wiggle/src/lib.rs

@@ -15,7 +15,9 @@ mod borrow;
 mod error;
 mod guest_type;
 mod region;
-pub mod tracing;
+pub mod tracing {
+    pub use tracing::*;
+}
 
 pub use borrow::BorrowChecker;
 use borrow::BorrowHandle;

crates/wiggle/src/tracing.rs

@@ -1,11 +0,0 @@
-#[cfg(feature = "tracing")]
-pub use tracing_crate::*;
-
-#[cfg(not(feature = "tracing"))]
-mod noop_tracing {
-    // TODO fill in rest of the noop interface
-    // idk how to do this because macro_rules! / #[macro_export] doesn't follow the usual module
-    // visibility rules.
-}
-#[cfg(not(feature = "tracing"))]
-pub use noop_tracing::*;