Formatting.

src/type_infer.rs

@@ -1,9 +1,9 @@
 //! A type inference pass for NGR
-//! 
+//!
 //! The type checker implemented here is a relatively straightforward one, designed to be
 //! fairly easy to understand rather than super fast. So don't be expecting the fastest
 //! type checker in the West, here.
-//! 
+//!
 //! The actual type checker operates in three phases. In the first phase, we translate
 //! the syntax AST into something that's close to the final IR. During the process, we
 //! generate a list of type constraints to solve. In the second phase, we try to solve