From dfaa878820ad58209e206282aedac0c7813a04fa Mon Sep 17 00:00:00 2001
From: Joscha <joscha@plugh.de>
Date: Sun, 20 Nov 2022 18:09:22 +0100
Subject: [PATCH] Forbid escapable characters in string literals

---
 src/parser/lit.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/parser/lit.rs b/src/parser/lit.rs
index a1f11c5..87b02f6 100644
--- a/src/parser/lit.rs
+++ b/src/parser/lit.rs
@@ -81,7 +81,7 @@ fn num_lit() -> impl Parser<char, NumLit, Error = Error> {
 }
 
 fn string_lit_elem() -> impl Parser<char, StringLitElem, Error = Error> {
-    let plain = filter(|c: &char| !matches!(c, '"' | '\\'))
+    let plain = filter(|c: &char| !matches!(c, '\\' | '"' | '\t' | '\r' | '\n'))
         .repeated()
         .at_least(1)
         .collect::<String>()