From fbbe2f207a26b410d485c9dea07a22256a02d50b Mon Sep 17 00:00:00 2001
From: Flavian Kaufmann <flavian@flaviankaufmann.ch>
Date: Tue, 20 May 2025 14:18:30 +0200
Subject: local variables

---
 src/parser.y | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/parser.y')

diff --git a/src/parser.y b/src/parser.y
index 9a94480..cb3544e 100644
--- a/src/parser.y
+++ b/src/parser.y
@@ -29,7 +29,7 @@ void yyerror(const char *s) {
 %token       TOKEN_LEFT_PARENTHESIS TOKEN_RIGHT_PARENTHESIS
 %token       TOKEN_SEMICOLON
 %token       TOKEN_SKIP
-%token       TOKEN_IF TOKEN_THEN TOKEN_ELSE TOKEN_END TOKEN_WHILE TOKEN_DO
+%token       TOKEN_IF TOKEN_THEN TOKEN_ELSE TOKEN_END TOKEN_WHILE TOKEN_DO TOKEN_VAR TOKEN_IN
 %token       TOKEN_PLUS TOKEN_MINUS TOKEN_MULTIPLY
 %token       TOKEN_NOT TOKEN_OR TOKEN_AND
 %token       TOKEN_EQUALS TOKEN_NOT_EQUALS TOKEN_LESS_THAN TOKEN_LESS_EQUAL TOKEN_GREATER_THAN TOKEN_GREATER_EQUAL
@@ -54,6 +54,8 @@ statement             : TOKEN_SKIP
                         { $$ = ast_if($2, $4, $6); }
                       | TOKEN_WHILE boolean_expression TOKEN_DO statement TOKEN_END
                         { $$ = ast_while($2, $4); }
+                      | TOKEN_VAR variable TOKEN_ASSIGN arithmetic_expression TOKEN_IN statement TOKEN_END
+                        { $$ = ast_let($2, $4, $6); }
                       ;
 
 variable              : TOKEN_IDENTIFIER
-- 
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