stateful in progress

1 files changed, 33 insertions, 0 deletions

diff --git a/IrcTokens/StatefulDecoder.cs b/IrcTokens/StatefulDecoder.cs
new file mode 100644
index 0000000..65dd3de
--- /dev/null
+++ b/IrcTokens/StatefulDecoder.cs
@@ -0,0 +1,33 @@
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace IrcTokens
+{
+    public class StatefulDecoder
+    {
+        private string _buffer;
+        public EncodingInfo Encoding { get; set; }
+        public EncodingInfo Fallback { get; set; }
+
+        public string Pending => _buffer;
+
+        public void Clear()
+        {
+            _buffer = "";
+        }
+
+        public List<Line> Push(string data)
+        {
+            if (string.IsNullOrEmpty(data))
+                return null;
+
+            _buffer += data;
+            return _buffer
+                .Split('\n')
+                .Select(l => l.TrimEnd('\r'))
+                .Select(l => new Line(l))
+                .ToList();
+        }
+    }
+}