From 17af9b65cc75ddc15091d1f3a4365c13336cceb7 Mon Sep 17 00:00:00 2001
From: Till Höppner
Date: Sat, 23 Jan 2016 23:32:54 +0100
Subject: Add seen command

---
 src/event.rs | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'src/event.rs')

diff --git a/src/event.rs b/src/event.rs
index 83bb876..f497359 100644
--- a/src/event.rs
+++ b/src/event.rs
@@ -150,6 +150,26 @@ pub enum Type<'a> {
     }
 }
 
+impl<'a> Type<'a> {
+    pub fn involves(&self, needle: &str) -> bool {
+        use self::Type::*;
+        match self {
+            &Msg { ref from, .. } => from == needle,
+            &Action { ref from, .. } => from == needle,
+            &Join { ref nick, .. } => nick == needle,
+            &Part { ref nick, .. } => nick == needle,
+            &Quit { ref nick, .. } => nick == needle,
+            &Nick { ref old_nick, ref new_nick, .. } => old_nick == needle || new_nick == needle,
+            &Notice { ref from, .. } => from == needle,
+            &Kick { ref kicked_nick, ref kicking_nick, .. } => *kicked_nick == Cow::Borrowed(needle)
+                || kicking_nick.as_ref().map_or(false, |k| k.as_ref() == Cow::Borrowed(needle)),
+            &TopicChange { ref nick, .. } => nick.as_ref().map_or(false, |k| k.as_ref() == needle),
+            &Mode { ref nick, .. } => nick.as_ref().map_or(false, |k| k.as_ref() == Cow::Borrowed(needle)),
+            _ => false
+        }
+    }
+}
+
 #[derive(Clone, Debug, PartialEq, Eq, RustcEncodable, RustcDecodable)]
 pub struct NoTimeHash<'a>(pub Event<'a>);
 
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