From db476cc71cb6c690bd5b32cebebf7ebcbff604ad Mon Sep 17 00:00:00 2001
From: yui-knk <spiketeika@gmail.com>
Date: Mon, 1 Jan 2024 01:31:28 +0900
Subject: Introduce NODE_SYM to manage symbol literal

`:sym` was managed by `NODE_LIT` with `Symbol` object.
This commit introduces `NODE_SYM` so that

1. Symbol literal is detectable from AST Node
2. Reduce dependency on ruby object
---
 ruby_parser.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'ruby_parser.c')

diff --git a/ruby_parser.c b/ruby_parser.c
index 6689483f45..1721df841b 100644
--- a/ruby_parser.c
+++ b/ruby_parser.c
@@ -964,6 +964,13 @@ rb_parser_set_yydebug(VALUE vparser, VALUE flag)
 }
 #endif
 
+VALUE
+rb_node_sym_string_val(const NODE *node)
+{
+    rb_parser_string_t *str = RNODE_SYM(node)->string;
+    return ID2SYM(rb_intern3(str->ptr, str->len, str->enc));
+}
+
 VALUE
 rb_node_line_lineno_val(const NODE *node)
 {
-- 
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