From cb51e2f5efcd78779e98f086c45702e5238f7dab Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Sat, 15 Jul 2017 16:37:38 +0200
Subject: [PATCH] Add traits for using iterator filtering

---
 libimagentrytimetrack/src/iter/filter.rs | 26 ++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/libimagentrytimetrack/src/iter/filter.rs b/libimagentrytimetrack/src/iter/filter.rs
index 6fc24a3d..151d99aa 100644
--- a/libimagentrytimetrack/src/iter/filter.rs
+++ b/libimagentrytimetrack/src/iter/filter.rs
@@ -75,6 +75,19 @@ impl<'a, I> Iterator for WithOneOf<'a, I>
     }
 }
 
+pub trait WithOneOfTags<'a> : Sized + Iterator<Item = Result<FileLockEntry<'a>>> {
+    fn with_timetracking_tags(self, tags: &'a Vec<TTT>) -> WithOneOf<'a, Self>;
+}
+
+impl<'a, I> WithOneOfTags<'a> for I
+    where I: Iterator<Item = Result<FileLockEntry<'a>>>,
+          Self: Sized
+{
+    fn with_timetracking_tags(self, tags: &'a Vec<TTT>) -> WithOneOf<'a, Self> {
+        WithOneOf::new(self, tags)
+    }
+}
+
 
 pub struct WithNoneOf<'a, I>
     where I: Iterator<Item = Result<FileLockEntry<'a>>>
@@ -120,3 +133,16 @@ impl<'a, I> Iterator for WithNoneOf<'a, I>
     }
 }
 
+pub trait WithNoneOfTags<'a> : Sized + Iterator<Item = Result<FileLockEntry<'a>>> {
+    fn without_timetracking_tags(self, tags: &'a Vec<TTT>) -> WithNoneOf<'a, Self>;
+}
+
+impl<'a, I> WithNoneOfTags<'a> for I
+    where I: Iterator<Item = Result<FileLockEntry<'a>>>,
+          Self: Sized
+{
+    fn without_timetracking_tags(self, tags: &'a Vec<TTT>) -> WithNoneOf<'a, Self> {
+        WithNoneOf::new(self, tags)
+    }
+}
+