From 68ca9ed24dc891a82302ff28893c7dde4fa49333 Mon Sep 17 00:00:00 2001
From: Jared Burce <jaredr@gmail.com>
Date: Thu, 18 Jun 2020 11:59:14 -0700
Subject: [PATCH] Handle digraph casing

---
 src/main.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 4a89559..0995efa 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -50,10 +50,10 @@ fn to_runic(latin: String) -> String {
   let mut chars = latin.chars().peekable();
   let mut out = String::with_capacity(latin.len());
   while let Some(c) = chars.next() {
-    if let Some(digraphs) = DIGRAPHS.get(&c) {
+    if let Some(digraphs) = DIGRAPHS.get(&c.to_ascii_lowercase()) {
       if let Some((_, rune)) = digraphs.iter().find(|(second, _)| match chars.peek() {
-        Some(peeked) => second == peeked,  // unstable: chars.peek().contains(&second)
-        None => false,
+        Some(peeked) => second == &peeked.to_ascii_lowercase(),
+        None => false,  // unstable: chars.peek().contains(&second.to_ascii_lowercase())
       }) {
        chars.next();
         out.push(*rune);