Add bin and edit workflow

bin/gems/pry-0.15.2/lib/pry/commands/bang.rb

@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+class Pry
+  class Command
+    class Bang < Pry::ClassCommand
+      match(/^\s*!\s*$/)
+      group 'Editing'
+      description 'Clear the input buffer.'
+      command_options use_prefix: false, listing: '!'
+
+      banner <<-'BANNER'
+        Clear the input buffer. Useful if the parsing process goes wrong and you get
+        stuck in the read loop.
+      BANNER
+
+      def process
+        output.puts 'Input buffer cleared!'
+        eval_string.replace('')
+      end
+    end
+
+    Pry::Commands.add_command(Pry::Command::Bang)
+  end
+end