From f9ed5776cd68b94b668690d82c9de1c073647c9e Mon Sep 17 00:00:00 2001
From: Celestino Amoroso <celestino.amoroso@gmail.com>
Date: Sat, 4 May 2024 19:08:02 +0200
Subject: [PATCH] token.go: function IsSymbol()

---
 token.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/token.go b/token.go
index 2fadb27..64a48e8 100644
--- a/token.go
+++ b/token.go
@@ -63,6 +63,10 @@ func (tk *Token) IsTerm(termSymbols []Symbol) bool {
 	return tk.IsEos() || tk.IsError() || (termSymbols != nil && slices.Index(termSymbols, tk.Sym) >= 0)
 }
 
+func (tk *Token) IsSymbol(sym Symbol) bool {
+	return tk.Sym == sym
+}
+
 func (self *Token) Errorf(template string, args ...any) (err error) {
 	err = fmt.Errorf(fmt.Sprintf("[%d:%d] ", self.row, self.col)+template, args...)
 	return