Merge pull request #481 from async-rs/fix-proc-macro-render

fix attributes feature

.github/workflows/ci.yml

@@ -52,6 +52,12 @@ jobs:
         command:  check
         args: --no-default-features --features std
 
+    - name: check attributes
+      uses: actions-rs/cargo@v1
+      with:
+        command:  check
+        args: --features attributes
+
     - name: tests
       uses: actions-rs/cargo@v1
       with:

Cargo.toml

@@ -34,8 +34,9 @@ default = [
   "num_cpus",
   "pin-project-lite",
 ]
-docs = ["unstable"]
+docs = ["attributes", "unstable"]
 unstable = ["default", "broadcaster"]
+attributes = ["async-attributes"]
 std = [
   "async-macros",
   "crossbeam-utils",