fix: change icons to string, move default back

Unbreaking previous commit

assets/example_config.toml

@@ -9,7 +9,6 @@ Gpick = ""
 Nautilus = "📘"
 # smile emoji
 MyNiceProgram = "😛"
-default_icon = ""
 
 [aliases.class]
 TelegramDesktop = "Telegram"
@@ -25,6 +24,7 @@ separator = "  "
 split_at = ":"
 empty_label = "🌕"
 display_property = "instance" # class, instance, name
+default_icon = ""
 
 [options]
 remove_duplicates = false

src/config.rs

@@ -6,7 +6,7 @@ use std::path::Path;
 use thiserror::Error;
 
 type StringMap = HashMap<String, String>;
-type IconMap = HashMap<String, char>;
+type IconMap = HashMap<String, String>;
 type OptionMap = HashMap<String, bool>;
 
 #[derive(Error, Debug)]
@@ -90,8 +90,8 @@ impl Config {
     }
 
     /// Gets an icon by key
-    pub fn get_icon(&self, key: &str) -> Option<char> {
-        self.icons.get(key).copied()
+    pub fn get_icon(&self, key: &str) -> Option<String> {
+        self.icons.get(key).map(|s| s.to_string())
     }
 
     /// Sets a general configuration value

src/lib.rs

@@ -114,7 +114,7 @@ fn find_alias(
     value.and_then(|val| patterns.iter().find(|(re, _)| re.is_match(val)).map(|(_, alias)| alias.clone()))
 }
 
-fn format_with_icon(icon: &char, title: &str, no_names: bool, no_icon_names: bool) -> String {
+fn format_with_icon(icon: &str, title: &str, no_names: bool, no_icon_names: bool) -> String {
     if no_icon_names || no_names {
         icon.to_string()
     } else {
@@ -147,7 +147,7 @@ pub fn get_title(
 
     Ok(if let Some(icon) = config.get_icon(&title) {
         format_with_icon(&icon, &title, no_names, no_icon_names)
-    } else if let Some(default_icon) = config.get_icon("default_icon") {
+    } else if let Some(default_icon) = config.get_general("default_icon") {
         format_with_icon(&default_icon, &title, no_names, no_icon_names)
     } else if no_names {
         String::new()