Remove Meta type

schala-lang/language/src/ast.rs

@@ -1,8 +1,6 @@
 use std::rc::Rc;
-use std::convert::From;
 
 use crate::derivative::Derivative;
-use crate::symbol_table::FullyQualifiedSymbolName;
 
 mod operators;
 pub use operators::*;
@@ -41,40 +39,6 @@ impl ItemIdStore {
   }
 }
 
-
-#[derive(Clone, Debug, PartialEq)]
-pub struct Meta<T> {
-  pub n: T,
-  pub fqsn: Option<FullyQualifiedSymbolName>
-}
-
-impl<T> Meta<T> {
-  pub fn new(n: T) -> Meta<T> {
-    Meta { n,
-    fqsn: None,
-    }
-  }
-
-  pub fn node(&self) -> &T {
-    &self.n
-  }
-
-  pub fn mut_node(&mut self) -> &mut T {
-    &mut self.n
-  }
-}
-
-//TODO this PartialEq is here to make tests work - find a way to make it not necessary
-#[derive(Clone, Debug, Default, PartialEq)]
-struct SourceMap {
-}
-
-impl From<Expression> for Meta<Expression> {
-  fn from(expr: Expression) -> Meta<Expression> {
-    Meta::new(expr)
-  }
-}
-
 #[derive(Derivative, Debug)]
 #[derivative(PartialEq)]
 pub struct AST {