WIP

.travis.yml

@@ -55,7 +55,7 @@ jobs:
             - zlib1g-dev
           update: true
       before_script:
-        - cargo install cargo-tarpaulin
+        - cargo install cargo-tarpaulin --git https://github.com/xd009642/tarpaulin --branch develop
       script:
         - cargo tarpaulin --workspace --features "yaml unstable" --ciserver travis-ci --coveralls $TRAVIS_JOB_ID
 script:

clap_derive/tests/macro-errors.rs

@@ -5,9 +5,21 @@
 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
 // option. This file may not be copied, modified, or distributed
 
+use std::env;
+
 #[rustversion::attr(any(not(stable), before(1.42)), ignore)]
 #[test]
 fn ui() {
+    let not_present = env::var("CARGO_PKG_NAME").is_err();
+
+    if not_present {
+        env::set_var("CARGO_PKG_NAME", "test");
+    }
+
     let t = trybuild::TestCases::new();
     t.compile_fail("tests/ui/*.rs");
+
+    if not_present {
+        env::remove_var("CARGO_PKG_NAME");
+    }
 }