Seprate raw keystroke config for each platforms

lib/reline.rb

@@ -326,31 +326,7 @@ module Reline
     @@line_editor.pre_input_hook = @@pre_input_hook
     @@line_editor.rerender
 
-    if IS_WINDOWS
-      config = {
-        key_mapping: {
-          [224, 72] => :ed_prev_history,    # ↑
-          [224, 80] => :ed_next_history,    # ↓
-          [224, 77] => :ed_next_char,       # →
-          [224, 75] => :ed_prev_char,       # ←
-          [224, 83] => :key_delete,         # Del
-          [224, 71] => :ed_move_to_beg,     # Home
-          [224, 79] => :ed_move_to_end      # End
-        }
-      }
-    else
-      config = {
-        key_mapping: {
-          [27, 91, 65] => :ed_prev_history,    # ↑
-          [27, 91, 66] => :ed_next_history,    # ↓
-          [27, 91, 67] => :ed_next_char,       # →
-          [27, 91, 68] => :ed_prev_char,       # ←
-          [27, 91, 51, 126] => :key_delete,    # Del
-          [27, 91, 49, 126] => :ed_move_to_beg,# Home
-          [27, 91, 52, 126] => :ed_move_to_end # End
-        }
-      }
-    end
+    config = Reline::IOGate::RAW_KEYSTROKE_CONFIG
 
     key_stroke = Reline::KeyStroke.new(config)
     begin

lib/reline/ansi.rb

@@ -1,4 +1,16 @@
 class Reline::ANSI
+  RAW_KEYSTROKE_CONFIG = {
+    key_mapping: {
+      [27, 91, 65] => :ed_prev_history,     # ↑
+      [27, 91, 66] => :ed_next_history,     # ↓
+      [27, 91, 67] => :ed_next_char,        # →
+      [27, 91, 68] => :ed_prev_char,        # ←
+      [27, 91, 51, 126] => :key_delete,     # Del
+      [27, 91, 49, 126] => :ed_move_to_beg, # Home
+      [27, 91, 52, 126] => :ed_move_to_end, # End
+    }.each_key(&:freeze).freeze,
+  }.freeze
+
   @@input = STDIN
   def self.input=(val)
     @@input = val

lib/reline/general_io.rb

@@ -1,6 +1,8 @@
 require 'timeout'
 
 class Reline::GeneralIO
+  RAW_KEYSTROKE_CONFIG = {key_mapping: {}.freeze}.freeze
+
   @@buf = []
 
   def self.input=(val)

lib/reline/windows.rb

@@ -1,6 +1,18 @@
 require 'fiddle/import'
 
 class Reline::Windows
+  RAW_KEYSTROKE_CONFIG = {
+    key_mapping: {
+      [224, 72] => :ed_prev_history,        # ↑
+      [224, 80] => :ed_next_history,        # ↓
+      [224, 77] => :ed_next_char,           # →
+      [224, 75] => :ed_prev_char,           # ←
+      [224, 83] => :key_delete,             # Del
+      [224, 71] => :ed_move_to_beg,         # Home
+      [224, 79] => :ed_move_to_end,         # End
+    }.each_key(&:freeze).freeze,
+  }.freeze
+
   class Win32API
     DLL = {}
     TYPEMAP = {"0" => Fiddle::TYPE_VOID, "S" => Fiddle::TYPE_VOIDP, "I" => Fiddle::TYPE_LONG}