From 3da421417167d30ef6291342b19b08419049faae Mon Sep 17 00:00:00 2001
From: Mustafa Quraish <mustafaq9@gmail.com>
Date: Sat, 5 Feb 2022 00:58:16 -0500
Subject: Add `sizeof(<type>)` operator that can return the size of a type.

---
 src/parser.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/parser.c')

diff --git a/src/parser.c b/src/parser.c
index 81c90da..99926d0 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -541,6 +541,14 @@ Node *parse_factor(Lexer *lexer)
         Lexer_next(lexer);
         expr = parse_expression(lexer);
         assert_token(Lexer_next(lexer), TOKEN_CLOSE_PAREN);
+
+    // FIXME: This should probably go somewhere else more appropriate
+    } else if (token.type == TOKEN_SIZEOF) {
+        Lexer_next(lexer);
+        assert_token(Lexer_next(lexer), TOKEN_OPEN_PAREN);
+        Type *type = parse_type(lexer);
+        assert_token(Lexer_next(lexer), TOKEN_CLOSE_PAREN);
+        expr = Node_from_int_literal(size_for_type(type));
     } else if (is_literal_token(token.type)) {
         expr = parse_literal(lexer);
     } else if (token.type == TOKEN_IDENTIFIER) {
-- 
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