1 files changed, 29 insertions, 0 deletions
diff --git a/src/ProtoGen/SourceFileGenerator.cs b/src/ProtoGen/SourceFileGenerator.cs
new file mode 100644
index 00000000..1984d297
--- /dev/null
+++ b/src/ProtoGen/SourceFileGenerator.cs
@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using Google.ProtocolBuffers.Descriptors;
+
+namespace Google.ProtocolBuffers.ProtoGen {
+  /// <summary>
+  /// Generator to hold a TextGenerator, generate namespace aliases etc.
+  /// Each source file created uses one of these, and it can be used to create
+  /// multiple classes within the same file.
+  /// </summary>
+  internal class SourceFileGenerator  {
+
+    private readonly TextGenerator output;
+
+    private SourceFileGenerator(TextWriter writer) {
+      output = new TextGenerator(writer);
+    }
+
+    /// <summary>
+    /// Creates a ClassFileGenerator for the given writer, which will be closed
+    /// when the instance is disposed. The specified namespace is created, if it's non-null.
+    /// </summary>
+    internal static SourceFileGenerator ForWriter(TextWriter writer) {
+      return new SourceFileGenerator(writer);
+    }
+  }
+}