Move bx macro to util

schala-lang/language/src/lib.rs

@@ -4,7 +4,7 @@
 #![feature(slice_patterns, box_patterns, box_syntax)]
 
 //! `schala-lang` is where the Schala programming language is actually implemented. 
-//! It defines the `Schala` type, which contains the state for a Schala REPL, and implements
+//! The crate defines the `Schala` type, which contains the state for a Schala REPL, and implements
 //! `ProgrammingLanguageInterface` and the chain of compiler passes for it.
 
 extern crate itertools;
@@ -17,16 +17,10 @@ extern crate schala_repl;
 extern crate schala_lang_codegen;
 extern crate ena;
 
-
-macro_rules! bx {
-  ($e:expr) => { Box::new($e) }
-}
-
 #[macro_use]
 mod util;
 #[macro_use]
 mod typechecking;
-
 mod tokenizing;
 mod ast;
 mod parsing;
@@ -34,7 +28,6 @@ mod symbol_table;
 mod builtin;
 mod reduced_ast;
 mod eval;
-
 mod schala;
 
 pub use schala::Schala;

schala-lang/language/src/parsing.rs

@@ -143,15 +143,11 @@
 //! 
 
 mod test;
-
 use std::rc::Rc;
-
 use crate::tokenizing::*;
 use crate::tokenizing::Kw::*;
 use crate::tokenizing::TokenKind::*;
-
 use crate::ast::*;
-
 use crate::builtin::{BinOp, PrefixOp};
 
 /// Represents a parsing error

schala-lang/language/src/util.rs

@@ -2,6 +2,10 @@ use std::collections::HashMap;
 use std::hash::Hash;
 use std::cmp::Eq;
 
+macro_rules! bx {
+  ($e:expr) => { Box::new($e) }
+}
+
 #[derive(Default, Debug)]
 pub struct ScopeStack<'a, T: 'a, V: 'a>  where T: Hash + Eq {
   parent: Option<&'a ScopeStack<'a, T, V>>,