diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000..16d3d98
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,14 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.6.0
+    hooks:
+      - id: trailing-whitespace
+      - id: end-of-file-fixer
+  - repo: https://github.com/doublify/pre-commit-rust
+    rev: v1.0
+    hooks:
+      - id: fmt
+      - id: clippy
+        args: [ '--tests', '--examples', '--', '-D', 'warnings' ]
diff --git a/lox-examples/hello.lox b/lox-examples/hello.lox
index 9e788ff..7079fe5 100644
--- a/lox-examples/hello.lox
+++ b/lox-examples/hello.lox
@@ -1,2 +1,2 @@
 print "Hello, world";
-// print 1 + 1 == 2 and true;
\ No newline at end of file
+// print 1 + 1 == 2 and true;
diff --git a/src/parser.rs b/src/parser.rs
index f8ec021..3781457 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -984,8 +984,8 @@ mod tests {
                 let e = parse_to_expr(&format!("true {input} false"));
                 let (left, parsed_op, right) = e.unwrap_logical();
                 assert_eq!(parsed_op, expected_op, "should parse to `{expected_op:?}`");
-                assert_eq!(left.unwrap_literal().unwrap_bool(), true);
-                assert_eq!(right.unwrap_literal().unwrap_bool(), false);
+                assert!(left.unwrap_literal().unwrap_bool());
+                assert!(!right.unwrap_literal().unwrap_bool());
             }
         }