From e3135778d50ee9f28e3c32f2b08a005859fb5d0e Mon Sep 17 00:00:00 2001
From: GreasySlug <9619abgoni@gmail.com>
Date: Sun, 21 Aug 2022 11:34:55 +0900
Subject: [PATCH] Updated to remove field

With this, try_reduce_tuple were changed from self.lpop() to self.skip()
---
 compiler/erg_parser/ast.rs   |  8 ++------
 compiler/erg_parser/parse.rs | 14 +++++---------
 2 files changed, 7 insertions(+), 15 deletions(-)

diff --git a/compiler/erg_parser/ast.rs b/compiler/erg_parser/ast.rs
index 00c302ad..7d847f89 100644
--- a/compiler/erg_parser/ast.rs
+++ b/compiler/erg_parser/ast.rs
@@ -493,8 +493,6 @@ impl_locational_for_enum!(Array; Normal, WithLength, Comprehension);
 
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct NormalTuple {
-    pub l_paren: Token,
-    pub r_paren: Token,
     pub elems: Args,
 }
 
@@ -505,13 +503,11 @@ impl NestedDisplay for NormalTuple {
 }
 
 impl_display_from_nested!(NormalTuple);
-impl_locational!(NormalTuple, l_paren, r_paren);
+impl_locational!(NormalTuple, elems, elems);
 
 impl NormalTuple {
-    pub fn new(l_paren: Token, r_paren: Token, elems: Args) -> Self {
+    pub fn new(elems: Args) -> Self {
         Self {
-            l_paren,
-            r_paren,
             elems,
         }
     }
diff --git a/compiler/erg_parser/parse.rs b/compiler/erg_parser/parse.rs
index a795226d..3c0ba1cb 100644
--- a/compiler/erg_parser/parse.rs
+++ b/compiler/erg_parser/parse.rs
@@ -1854,17 +1854,13 @@ impl Parser {
     #[inline]
     fn try_reduce_tuple(&mut self) -> ParseResult<Tuple> {
         debug_call_info!(self);
-        let l_paren = self.lpop();
+        self.skip();
         let inner = self.try_reduce_elems().map_err(|_| self.stack_dec())?;
-        let r_paren = self.lpop();
-        if !r_paren.is(RParen) {
-            self.level -= 1;
-            self.errs
-                .push(ParseError::simple_syntax_error(0, r_paren.loc()));
-            return Err(());
-        }
+        self.skip();
         let tpl = match inner {
-            ArrayInner::Normal(elems) => Tuple::Normal(NormalTuple::new(l_paren, r_paren, elems)),
+            ArrayInner::Normal(elems) => {
+                Tuple::Normal(NormalTuple::new(elems))
+                },
             ArrayInner::Comprehension {
                 elem: _,
                 generators: _,