From 29c936c19c92b43fa42697b0a49514898e8595a2 Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Wed, 18 Mar 2026 19:03:31 +0300
Subject: [PATCH] Rework grammar to support input files without a newline in
 the end

---
 libs/parser/rules/pslang.y | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/libs/parser/rules/pslang.y b/libs/parser/rules/pslang.y
index cb869c2..83fb75e 100644
--- a/libs/parser/rules/pslang.y
+++ b/libs/parser/rules/pslang.y
@@ -163,6 +163,7 @@ template <typename T>
 %precedence lbracket
 
 %type <indented_statement_list> indented_statement_list
+%type <indented_statement> statement_line
 %type <std::size_t> indentation
 %type <ast::statement> statement
 %type <std::vector<ast::function_declaration::argument>> function_declaration_argument_list
@@ -189,9 +190,18 @@ module
 ;
 
 indented_statement_list
-: indented_statement_list indentation statement optional_comment newline { auto tmp = $1; tmp.statements.push_back({$2, std::make_unique<ast::statement>($3)}); $$ = std::move(tmp); }
-| indented_statement_list indentation optional_comment newline { $$ = $1; }
-| %empty { $$ = {}; }
+: statement_line { indented_statement_list tmp; tmp.statements.push_back(std::move($1)); $$ = std::move(tmp); }
+| empty_line { $$ = {}; }
+| indented_statement_list newline statement_line { auto tmp = $1; tmp.statements.push_back(std::move($3)); $$ = std::move(tmp); } 
+| indented_statement_list newline empty_line { $$ = $1; }
+;
+
+statement_line
+: indentation statement optional_comment { $$ = indented_statement{$1, std::make_unique<ast::statement>($2)}; }
+;
+
+empty_line
+: indentation optional_comment
 ;
 
 indentation