Update tarpaulin settings

.github/workflows/coverage.yml

@@ -14,7 +14,7 @@ jobs:
 
       - name: Generate coverage report
         run: |
-          cargo tarpaulin --verbose --features lua54,vendored,async,send,serialize,macros --out xml --exclude-files benches --exclude-files build --exclude-files mlua_derive --exclude-files src/ffi --exclude-files tests
+          cargo tarpaulin --out xml --tests --exclude-files benches/* --exclude-files src/ffi/*/*
 
       - name: Upload report to codecov.io
         uses: codecov/codecov-action@v3

tarpaulin.toml

@@ -0,0 +1,8 @@
+[lua54_coverage]
+features = "lua54,vendored,async,serialize,macros,unstable"
+
+[lua51_coverage]
+features = "lua51,vendored,async,serialize,macros,unstable"
+
+[luau_coverage]
+features = "luau,async,serialize,macros,unstable"