refactor: OutputDestination -> config/tmux_bridge.rs

src/config/tmux_bridge.rs

@@ -1,13 +1,13 @@
 use clap::Clap;
 use std::collections::HashMap;
+use std::fmt;
 use std::str::FromStr;
 
 use super::basic;
 use crate::{
-    comm::tmux,
     error,
     textbuf::{alphabet, regexes},
-    ui,
+    tmux, ui,
 };
 
 /// Main configuration, parsed from command line.
@@ -135,3 +135,32 @@ impl FromStr for CaptureRegion {
         }
     }
 }
+
+/// Describes the type of buffer the selected should be copied to: either a
+/// tmux buffer or the system clipboard.
+#[derive(Clone)]
+pub enum OutputDestination {
+    /// The selection will be copied to the tmux buffer.
+    Tmux,
+    /// The selection will be copied to the system clipboard.
+    Clipboard,
+}
+
+impl OutputDestination {
+    /// Toggle between the variants of `OutputDestination`.
+    pub fn toggle(&mut self) {
+        match *self {
+            Self::Tmux => *self = Self::Clipboard,
+            Self::Clipboard => *self = Self::Tmux,
+        }
+    }
+}
+
+impl fmt::Display for OutputDestination {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            Self::Tmux => write!(f, "tmux buffer"),
+            Self::Clipboard => write!(f, "clipboard"),
+        }
+    }
+}