Empty classes for reporting

src/spectator/reporters/broadcast_reporter.cr

@@ -0,0 +1,13 @@
+require "./reporter"
+
+module Spectator::Reporters
+  # Reports events to multiple other reporters.
+  # Events received by this reporter will be sent to others.
+  class BroadcastReporter < Reporter
+    # Creates the broadcast reporter.
+    # Takes a collection of reporters to pass events along to.
+    def initialize(reporters : Enumerable(Reporter))
+      @reporters = reporters.to_a
+    end
+  end
+end

src/spectator/reporters/reporter.cr

@@ -0,0 +1,7 @@
+module Spectator::Reporters
+  # Base class and interface used to notify systems of events.
+  # This is typically used for producing output from test results,
+  # but can also be used to send data to external systems.
+  abstract class Reporter
+  end
+end