From 8fd20a5eb015fda4b27cef14c9e3149575861994 Mon Sep 17 00:00:00 2001
From: zooster <r00ster91@proton.me>
Date: Wed, 10 Aug 2022 18:40:18 +0200
Subject: [PATCH] fix: disallow newline in char literal

---
 lib/std/zig/tokenizer.zig | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/lib/std/zig/tokenizer.zig b/lib/std/zig/tokenizer.zig
index 8a0885ab7b..5c6d732419 100644
--- a/lib/std/zig/tokenizer.zig
+++ b/lib/std/zig/tokenizer.zig
@@ -797,6 +797,10 @@ pub const Tokenizer = struct {
                         remaining_code_units = 3;
                         state = .char_literal_unicode;
                     },
+                    '\n' => {
+                        result.tag = .invalid;
+                        break;
+                    },
                     else => {
                         state = .char_literal_end;
                     },
@@ -1507,6 +1511,20 @@ test "tokenizer - code point literal with hex escape" {
     , &.{ .invalid, .invalid });
 }
 
+test "tokenizer - newline in char literal" {
+    try testTokenize(
+        \\'
+        \\'
+    , &.{ .invalid, .invalid });
+}
+
+test "tokenizer - newline in string literal" {
+    try testTokenize(
+        \\"
+        \\"
+    , &.{ .invalid, .string_literal });
+}
+
 test "tokenizer - code point literal with unicode escapes" {
     // Valid unicode escapes
     try testTokenize(