1 files changed, 29 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/cargo/mod.rs b/src/tools/clippy/tests/cargo/mod.rs
new file mode 100644
index 00000000000..3c385343f70
--- /dev/null
+++ b/src/tools/clippy/tests/cargo/mod.rs
@@ -0,0 +1,29 @@
+use lazy_static::lazy_static;
+use std::env;
+use std::path::PathBuf;
+
+lazy_static! {
+    pub static ref CARGO_TARGET_DIR: PathBuf = {
+        match env::var_os("CARGO_TARGET_DIR") {
+            Some(v) => v.into(),
+            None => env::current_dir().unwrap().join("target"),
+        }
+    };
+    pub static ref TARGET_LIB: PathBuf = {
+        if let Some(path) = option_env!("TARGET_LIBS") {
+            path.into()
+        } else {
+            let mut dir = CARGO_TARGET_DIR.clone();
+            if let Some(target) = env::var_os("CARGO_BUILD_TARGET") {
+                dir.push(target);
+            }
+            dir.push(env!("PROFILE"));
+            dir
+        }
+    };
+}
+
+#[must_use]
+pub fn is_rustc_test_suite() -> bool {
+    option_env!("RUSTC_TEST_SUITE").is_some()
+}