Merge pull request #56 from Porcupine96/feature/paste-mode

Feature: paste mode

src/icr/console.cr

@@ -28,11 +28,36 @@ module Icr
         __exit__
       elsif %w(exit quit).includes?(input.to_s.strip)
         __exit__
+      elsif input.to_s.strip == "paste"
+        paste_mode()
       elsif input.to_s.strip != ""
         process_command(input.to_s)
       end
     end
 
+    private def paste_mode()
+      puts "# Entering paste mode (ctrl-D to finish)"
+      input = String.build do |input|
+        loop do
+          input_line = Readline.readline()
+
+          if input_line.nil?
+            puts "\n\n# Ctrl-D was pressed, exiting paste mode...\n"
+            break
+          end
+
+          input << input_line
+          input << "\n"
+        end
+      end
+
+      if !input.blank?
+        process_command(input.to_s)
+      else
+        puts "\n# Nothing pasted, nothing gained\n"
+      end
+    end
+
     private def process_command(command : String)
       result = check_syntax(command)
       process_result(result, command)