Move Complex struct to its own file

types/src/number/complex.rs

@@ -0,0 +1,19 @@
+/* types/src/number/complex.rs
+ * Eryn Wells <eryn@erynwells.me>
+ */
+
+use number::Real;
+use value::*;
+
+#[derive(Debug, PartialEq)]
+pub struct Complex {
+    real: Real,
+    imag: Real
+}
+
+impl IsBool for Complex { }
+impl IsChar for Complex { }
+
+impl IsNumber for Complex {
+    fn is_complex(&self) -> bool { true }
+}

types/src/number/mod.rs

@@ -7,9 +7,11 @@
 /// Scheme numbers are complex, literally.
 
 pub mod real;
+pub mod complex;
 mod add;
 
 pub use self::real::Real;
+pub use self::complex::Complex;
 
 use std::any::Any;
 use std::fmt::Debug;
@@ -46,14 +48,3 @@ impl ValueEq for Box<Number> {
     }
     fn as_any(&self) -> &Any { self }
 }
-
-
-#[derive(Debug, PartialEq)]
-struct Complex {
-    real: Real,
-    imag: Real
-}
-
-impl IsNumber for Complex {
-    fn is_complex(&self) -> bool { true }
-}