redid the parser, patched up the project too.

src/project/mod.rs

@@ -1,25 +1,23 @@
-use std::collections::HashMap;
-
-mod resolve_names;
+mod rule_collector;
+// pub use rule_collector::rule_collector;
 mod prefix;
 mod name_resolver;
-mod expr;
-
-#[derive(Debug, Clone)]
-pub struct Project {
-    pub modules: HashMap<Vec<String>, Module>,
-}
+mod loaded;
+pub use loaded::Loaded;
+mod parse_error;
+mod file_loader;
+pub use file_loader::file_loader;
 
 #[derive(Debug, Clone)]
 pub struct Module {
-    pub substitutions: Vec<Substitution>,
+    pub rules: Vec<Rule>,
     pub exports: Vec<String>,
     pub references: Vec<Vec<String>>
 }
 
 #[derive(Debug, Clone)]
-pub struct Substitution {
-    pub source: expr::Expr,
+pub struct Rule {
+    pub source: super::Expr,
     pub priority: f64,
-    pub target: expr::Expr
+    pub target: super::Expr
 }