Allow escaping characters

This patch adds the '\' character as a new rune, Rune::Special. This is
for escaping special characters. Also works in strings (", ').

1 files changed, 4 insertions, 0 deletions

diff --git a/src/poem/elements/rune.rs b/src/poem/elements/rune.rs
index 64e3326..79d53d0 100644
--- a/src/poem/elements/rune.rs
+++ b/src/poem/elements/rune.rs
@@ -19,6 +19,9 @@ pub enum Rune {
     /// The space character, to dilineate words (`' '`)
     Pause,
 
+    /// The backslash character, to escape special character (`\`)
+    Special,
+
     /// The forward slash character, to dilineate paths (`/`)
     Path,
 
@@ -81,6 +84,7 @@ impl fmt::Display for Rune {
         let rune = match self {
             Rune::None => "",
             Rune::Pause => " ",
+            Rune::Special => "\\",
             Rune::Path => "/",
             Rune::Remark => "#",
             Rune::String => "\"",