Add a new command, "clear-screen", that clears the content of the (#1723)

screen Pry is running in regardless of platform (Windows or UNIX-like).

2 files changed, 17 insertions, 0 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index b64a45b8..56669c41 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 #### Features
 
+* Add a new command, "clear-screen", that clears the content of the
+  screen Pry is running in regardless of platform (Windows or UNIX-like).
+
 * Add a new command, "gem-stat", inspired by the rubygem of a similar
   name (gem-stats) by [@dannytatom](https://github.com/dannytatom).
 
diff --git a/lib/pry/commands/clear_screen.rb b/lib/pry/commands/clear_screen.rb
new file mode 100644
index 00000000..30781b2a
--- /dev/null
+++ b/lib/pry/commands/clear_screen.rb
@@ -0,0 +1,14 @@
+class Pry::Command::ClearScreen < Pry::ClassCommand
+  match 'clear-screen'
+  group 'Input and Output'
+  description 'Clear the contents of the screen/window Pry is running in.'
+
+  def process
+    if windows?
+      _pry_.config.system.call(_pry_.output, 'cls', _pry_)
+    else
+      _pry_.config.system.call(_pry_.output, 'clear', _pry_)
+    end
+  end
+  Pry::Commands.add_command(self)
+end