1 files changed, 49 insertions, 0 deletions
diff --git a/src/filter.rs b/src/filter.rs
new file mode 100644
index 0000000..334ccbd
--- /dev/null
+++ b/src/filter.rs
@@ -0,0 +1,49 @@
+use filters::filter::Filter;
+use filters::ops::and::And;
+use filters::ops::bool::Bool;
+use filters::ops::not::Not;
+
+use crate::config::Configuration;
+
+struct BlackListFilter {
+    repo_name: String,
+}
+
+impl BlackListFilter {
+    pub fn new(repo_name: String) -> Self {
+        BlackListFilter { repo_name }
+    }
+}
+
+impl Filter<String> for BlackListFilter {
+    fn filter(&self, element: &String) -> bool {
+        element != self.repo_name
+    }
+}
+
+struct WhiteListFilter {
+    repo_name: String,
+}
+
+impl Filter<String> for WhiteListFilter {
+    fn filter(&self, element: &String) -> bool {
+        element == self.repo_name
+    }
+}
+
+pub fn repo_filter(config: &Configuration) -> Box<Filter<String>> {
+    let blacklist = config
+        .blacklist()
+        .iter()
+        .cloned()
+        .map(BlackListFilter::new)
+        .fold(Box::new(Bool::new(true)), |accu, element| accu.and(element));
+    let whitelist = config
+        .whitelist()
+        .iter()
+        .cloned()
+        .map(WhiteListFilter::new)
+        .fold(Box::new(Bool::new(true)), |accu, element| accu.and(element));
+
+    Box::new(blacklist.not().or(whitelist))
+}