Execute trybuild tests only on stable

See the comment for the reasoning
softprops · Sep 11, 2020 · ba4d54a · ba4d54a
1 parent a9022b3
commit ba4d54a
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diff --git a/dynomite/Cargo.toml b/dynomite/Cargo.toml
@@ -38,6 +38,7 @@ serde_json = "1.0"
 tokio = { version = "0.2", features = ["macros"] }
 lambda_http = { git = "https://github.com/awslabs/aws-lambda-rust-runtime/", branch = "master"}
 trybuild = "1.0"
+rustversion = "1.0"
 dynomite-derive = { version = "0.10.0", path = "../dynomite-derive" } # required by trybuild
 
 [features]

diff --git a/dynomite/tests/try_build_test.rs b/dynomite/tests/try_build_test.rs
@@ -1,6 +1,10 @@
 //! Provides an error message testing framework using https://github.com/dtolnay/trybuild
 //! See `dynomite/trybuild-tests/readme.md` for instructions on how to add more tests.
 
+// Try-build tests are run only on stable version of the toolchain. This is because
+// error messages in `rustc` change frequent enough to break the tests on beta or nightly
+// jobs.
+#[rustversion::stable]
 #[test]
 fn try_build_tests() {
     let t = trybuild::TestCases::new();