1 files changed, 58 insertions, 0 deletions
diff --git a/src/regex_set.rs b/src/regex_set.rs
new file mode 100644
index 00000000..20bc56bf
--- /dev/null
+++ b/src/regex_set.rs
@@ -0,0 +1,58 @@
+use std::borrow::Borrow;
+use regex::Regex;
+
+// Yeah, I'm aware this is sorta crappy, should be cheaper to compile a regex
+// ORing all the patterns, I guess...
+#[derive(Debug)]
+pub struct RegexSet {
+    items: Vec<Regex>
+}
+
+impl RegexSet {
+    pub fn is_empty(&self) -> bool {
+        self.items.is_empty()
+    }
+
+    pub fn extend<I>(&mut self, iter: I)
+        where I: IntoIterator<Item=String>
+    {
+        for s in iter.into_iter() {
+            self.insert(&s)
+        }
+    }
+
+    pub fn insert<S>(&mut self, string: &S)
+        where S: Borrow<str>
+    {
+        let s = string.borrow();
+        match Regex::new(&format!("^{}$", s)) {
+            Ok(r) => {
+                self.items.push(r);
+            }
+            Err(err) => {
+                error!("Invalid pattern provided: {}, {:?}", s, err);
+            }
+        }
+    }
+
+    pub fn matches<S>(&self, string: &S) -> bool
+        where S: Borrow<str>
+    {
+        let s = string.borrow();
+        for r in &self.items {
+            if r.is_match(s) {
+                return true;
+            }
+        }
+
+        false
+    }
+}
+
+impl Default for RegexSet {
+    fn default() -> Self {
+        RegexSet {
+            items: vec![],
+        }
+    }
+}