Fix NamedVarRefrence tokenrange

reid/src/ast/mod.rs

@@ -103,14 +103,13 @@ pub struct IfExpression(
 );
 
 #[derive(Debug, Clone)]
-pub struct LetStatement(
+pub struct LetStatement {
-    pub String,
+    pub name: String,
-    pub Option<Type>,
+    pub ty: Option<Type>,
-    /// Mutability
+    pub mutable: bool,
-    pub bool,
+    pub value: Expression,
-    pub Expression,
+    pub name_range: TokenRange,
-    pub TokenRange,
+}
-);
 
 #[derive(Debug, Clone)]
 pub struct ImportStatement(pub Vec<String>, pub TokenRange);

reid/src/ast/parse.rs

@@ -318,17 +318,18 @@ impl Parse for LetStatement {
         let mutability = stream.expect(Token::MutKeyword).is_ok();
 
         if let Some(Token::Identifier(variable)) = stream.next() {
+            let range = stream.get_range_prev().unwrap();
             stream.expect(Token::Equals)?;
 
             let expression = stream.parse()?;
             stream.expect(Token::Semi)?;
-            Ok(LetStatement(
+            Ok(LetStatement {
-                variable,
+                name: variable,
-                None, // TODO add possibility to name type
+                ty: None,
-                mutability,
+                mutable: mutability,
-                expression,
+                value: expression,
-                stream.get_range().unwrap(),
+                name_range: range,
-            ))
+            })
         } else {
             Err(stream.expected_err("identifier")?)
         }

reid/src/ast/process.rs

@@ -114,17 +114,17 @@ impl ast::Block {
                     mir::StmtKind::Let(
                         mir::NamedVariableRef(
                             s_let
-                                .1
+                                .ty
                                 .clone()
                                 .map(|t| t.0.into())
                                 .unwrap_or(mir::TypeKind::Vague(mir::VagueType::Unknown)),
-                            s_let.0.clone(),
+                            s_let.name.clone(),
-                            s_let.4.as_meta(module_id),
+                            s_let.name_range.as_meta(module_id),
                         ),
-                        s_let.2,
+                        s_let.mutable,
-                        s_let.3.process(module_id),
+                        s_let.value.process(module_id),
                     ),
-                    s_let.4,
+                    s_let.name_range + s_let.value.1,
                 ),
                 ast::BlockLevelStatement::Set(var_ref, expression, range) => (
                     StmtKind::Set(var_ref.process(module_id), expression.process(module_id)),

reid/src/token_stream.rs

@@ -181,6 +181,15 @@ impl<'a, 'b> TokenStream<'a, 'b> {
             end: self.position,
         })
     }
+
+    /// Gets range from the previous position to the current. Useful when using
+    /// with [`TokenStream::next`]
+    pub fn get_range_prev(&self) -> Option<TokenRange> {
+        self.ref_position.as_ref().map(|ref_pos| TokenRange {
+            start: **ref_pos,
+            end: self.position - 1,
+        })
+    }
 }
 
 impl Drop for TokenStream<'_, '_> {

reid_src/borrow_hard.reid

@@ -5,9 +5,9 @@ fn changer(param: &mut u32) {
 }
 
 fn main() -> u32 {
-  let mut value = 6;
+  let value = 6;
 
-  changer(&mut value);
+  let mut a = &value;
 
   return value;
 }