From 97c0db884537e20f97a99296c563394f51c6e077 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tom=C3=A1=C5=A1=20Bo=C4=8Fa?= <tominoboda@gmail.com>
Date: Sat, 6 Jan 2024 18:52:49 +0100
Subject: [PATCH] feat(identifier): Allowed _ in identifiers for better code
 readability

---
 src/lexer/lexer.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lexer/lexer.ts b/src/lexer/lexer.ts
index e988347..d61d028 100644
--- a/src/lexer/lexer.ts
+++ b/src/lexer/lexer.ts
@@ -116,7 +116,7 @@ export class Lexer {
                     if (this.isAlpha()) {
                         let identifier = "";
     
-                        while (this.hasNext() && this.isAlpha()) {
+                        while (this.hasNext() && (this.isAlpha() || this.getNext().value === "_")) {
                             identifier += this.next().value;
                         }