From 3513ecb2f3a1d5dfac9c2335be732ff266267ae2 Mon Sep 17 00:00:00 2001
From: Tolmachev Igor <me@igorek.dev>
Date: Sat, 9 May 2026 13:45:44 +0300
Subject: Rename Parser.cursor to Parser.last_token_end

`cursor` sounds like the current position, but the field stores the end of the last consumed token.
---
 compiler/src/ast/parser.rs | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/compiler/src/ast/parser.rs b/compiler/src/ast/parser.rs
index 171ecfe..2e6d2dd 100644
--- a/compiler/src/ast/parser.rs
+++ b/compiler/src/ast/parser.rs
@@ -67,7 +67,7 @@ where
     I: Iterator<Item = Spanned<Token<'a>>>,
 {
     tokens: Peekable<I>,
-    cursor: Pos,
+    last_token_end: Pos,
 }
 
 impl<'a, I> Parser<'a, I>
@@ -77,7 +77,7 @@ where
     pub fn new(tokens: I) -> Self {
         Self {
             tokens: tokens.peekable(),
-            cursor: Pos::new(1, 0, 0),
+            last_token_end: Pos::new(1, 0, 0),
         }
     }
 
@@ -86,7 +86,9 @@ where
     }
 
     fn consume(&mut self) -> Option<Spanned<Token<'a>>> {
-        self.tokens.next().inspect(|s| self.cursor = s.span.end)
+        self.tokens
+            .next()
+            .inspect(|s| self.last_token_end = s.span.end)
     }
 
     fn parse_expr(&mut self) -> Result<Spanned<Expr>> {
@@ -105,20 +107,20 @@ where
                     Expr::Atom(Atom::Nil)
                 };
 
-                Spanned::new(expr, Span::new(span.start, self.cursor))
+                Spanned::new(expr, Span::new(span.start, self.last_token_end))
             }
             Token::RightPar => todo!("unexpected par"),
             Token::Quote => {
                 self.consume();
                 let quote = Spanned::new(
                     Expr::Atom(Atom::Symbol("quote".into())),
-                    Span::new(span.start, self.cursor),
+                    Span::new(span.start, self.last_token_end),
                 );
                 let expr = self.parse_expr()?;
 
                 Spanned::new(
                     Expr::List(vec![quote, expr]),
-                    Span::new(span.start, self.cursor),
+                    Span::new(span.start, self.last_token_end),
                 )
             }
             Token::Number(number) => {
@@ -126,7 +128,7 @@ where
 
                 Spanned::new(
                     Expr::Atom(parse_number(number)),
-                    Span::new(span.start, self.cursor),
+                    Span::new(span.start, self.last_token_end),
                 )
             }
             Token::String(string) => {
@@ -134,7 +136,7 @@ where
 
                 Spanned::new(
                     Expr::Atom(parse_string(string)),
-                    Span::new(span.start, self.cursor),
+                    Span::new(span.start, self.last_token_end),
                 )
             }
             Token::UnclosedString(string) => {
@@ -146,7 +148,7 @@ where
 
                 Spanned::new(
                     Expr::Atom(parse_symbol(symbol)),
-                    Span::new(span.start, self.cursor),
+                    Span::new(span.start, self.last_token_end),
                 )
             }
         };
-- 
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