feat: ignore and add back trailing backslash

src/main.rs

@@ -34,14 +34,15 @@ pub fn parse_and_calc_humanreadable(mut input: String) -> String {
         false
     };
 
-    // no need to remove the character here,
-    // as we ignore the ampersand in all other logic already
+    // no need to remove the characters here,
+    // as we ignore the them in all other logic already
     let should_add_back_alignment = input.contains('&');
+    let should_add_back_backslash = input.contains('\\');
 
     let result = parse_and_calc(&input);
 
     format!(
-        "{0}{result:.1$}",
+        "{0}{result:.1$}{2}",
         if should_add_back_equals && should_add_back_alignment {
             "& = "
         } else if should_add_back_equals {
@@ -52,6 +53,7 @@ pub fn parse_and_calc_humanreadable(mut input: String) -> String {
             ""
         },
         get_significant_digits(&result),
+        if should_add_back_backslash { " \\" } else { "" }
     )
 }
 #[test]

src/nodes/from_str.rs

@@ -81,12 +81,12 @@ impl FromStr for Nodes {
         ///
         /// We ignore whitespace since it has no semantic significance in typst
         /// (aside from variables, which are not implemented)
-        /// and `&` because it is only used for visual alignment.
+        /// and `&`, `\` because they are only used for visual alignment.
         ///
         /// Newlines are also ignored because they're likely accidental;
         /// like in the case of `echo 1+1 | tylc`.
         fn is_not_ignored_char(c: &char) -> bool {
-            !matches!(c, ' ' | '&' | '\n')
+            !matches!(c, ' ' | '&' | '\n' | '\\')
         }
 
         let mut nodes = Vec::new();