Three Changes introduced:

1. Added new method `command_line_flags` to `Builder` to generate
   list of command line arguments supplied.[file: src/lib.rs]

2. Added new method `get_set` and `get_items` method to `RegexSet`
   to return immutable reference to it's fields.[file: src/regex_set.rs]

3. Added simple test case for `command_line_flags` method.[file: src/lib.rs]

1 files changed, 9 insertions, 0 deletions

diff --git a/src/regex_set.rs b/src/regex_set.rs
index 2eff740b..a93e7a13 100644
--- a/src/regex_set.rs
+++ b/src/regex_set.rs
@@ -35,6 +35,15 @@ impl RegexSet {
         self.items.push(format!("^{}$", string.as_ref()));
         self.set = None;
     }
+    
+    /// Returns slice of String from its field 'items'
+    pub fn get_items(&self) -> &[String] {
+        &self.items[..]
+    }
+    /// Returns reference of its field 'set'
+    pub fn get_set(&self) -> Option<&RxSet> {
+        self.set.as_ref()
+    }
 
     /// Construct a RegexSet from the set of entries we've accumulated.
     ///