From 63ec3c0486adbb7f4c5306157cecab3f2b6a4215 Mon Sep 17 00:00:00 2001
From: Alexander Medvednikov <alexander@medvednikov.com>
Date: Sat, 7 Dec 2019 18:19:48 +0300
Subject: [PATCH] fix a wrong "0 character in a string literal" error

---
 vlib/compiler/scanner.v | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/vlib/compiler/scanner.v b/vlib/compiler/scanner.v
index 052a46ad48..91d171cd4c 100644
--- a/vlib/compiler/scanner.v
+++ b/vlib/compiler/scanner.v
@@ -697,8 +697,12 @@ fn (s mut Scanner) ident_string() string {
 			s.inc_line_number()
 		}
 		// Don't allow \0
-		if c == `0` && s.pos > 2 && s.text[s.pos - 1] == slash {
-			s.error('0 character in a string literal')
+		if c == `0` && s.pos > 2 && s.text[s.pos - 1] == slash  {
+			if s.pos < s.text.len - 1 && s.text[s.pos+1].is_digit() {
+
+			} else {
+				s.error('0 character in a string literal')
+			}
 		}
 		// Don't allow \x00
 		if c == `0` && s.pos > 5 && s.expect('\\x0', s.pos - 3) {