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author | aycabta <aycabta@gmail.com> | 2021-05-18 21:46:16 +0900 |
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committer | aycabta <aycabta@gmail.com> | 2021-06-21 17:58:48 +0900 |
commit | 46c813969be642e61763379e03c9698b91ab1a96 (patch) | |
tree | f538fd28c94ee848571e00ffefc196682ddc4a1b /lib/reline/ansi.rb | |
parent | 1b543dc2261fee0317ba69b366b6a26fe3aeb43f (diff) | |
download | ruby-46c813969be642e61763379e03c9698b91ab1a96.tar.gz |
[ruby/reline] Add terminfo support
https://github.com/ruby/reline/commit/74a7ffaa2f
Diffstat (limited to 'lib/reline/ansi.rb')
-rw-r--r-- | lib/reline/ansi.rb | 66 |
1 files changed, 52 insertions, 14 deletions
diff --git a/lib/reline/ansi.rb b/lib/reline/ansi.rb index d590d00ad1..5e8fd0fd28 100644 --- a/lib/reline/ansi.rb +++ b/lib/reline/ansi.rb @@ -1,7 +1,12 @@ require 'io/console' require 'timeout' +require_relative 'terminfo' class Reline::ANSI + if Reline::Terminfo.enabled? + Reline::Terminfo.setupterm(0, 2) + end + def self.encoding Encoding.default_external end @@ -11,6 +16,51 @@ class Reline::ANSI end def self.set_default_key_bindings(config) + if Reline::Terminfo.enabled? + set_default_key_bindings_terminfo(config) + else + set_default_key_bindings_comprehensive_list(config) + end + { + # extended entries of terminfo + [27, 91, 49, 59, 53, 67] => :em_next_word, # Ctrl+→, extended entry + [27, 91, 49, 59, 53, 68] => :ed_prev_word, # Ctrl+←, extended entry + }.each_pair do |key, func| + config.add_default_key_binding_by_keymap(:emacs, key, func) + config.add_default_key_binding_by_keymap(:vi_insert, key, func) + config.add_default_key_binding_by_keymap(:vi_command, key, func) + end + { + # default bindings + [27, 32] => :em_set_mark, # M-<space> + [24, 24] => :em_exchange_mark, # C-x C-x TODO also add Windows + }.each_pair do |key, func| + config.add_default_key_binding_by_keymap(:emacs, key, func) + end + end + + def self.set_default_key_bindings_terminfo(config) + { + Reline::Terminfo.tigetstr('khome').to_s.bytes => :ed_move_to_beg, + Reline::Terminfo.tigetstr('kend').to_s.bytes => :ed_move_to_end, + Reline::Terminfo.tigetstr('kcuu1').to_s.bytes => :ed_prev_history, + Reline::Terminfo.tigetstr('kcud1').to_s.bytes => :ed_next_history, + Reline::Terminfo.tigetstr('kcuf1').to_s.bytes => :ed_next_char, + Reline::Terminfo.tigetstr('kcub1').to_s.bytes => :ed_prev_char, + # Escape sequences that omit the move distance and are set to defaults + # value 1 may be sometimes sent by pressing the arrow-key. + Reline::Terminfo.tigetstr('cuu').to_s.sub(/%p1%d/, '').bytes => :ed_prev_history, + Reline::Terminfo.tigetstr('cud').to_s.sub(/%p1%d/, '').bytes => :ed_next_history, + Reline::Terminfo.tigetstr('cuf').to_s.sub(/%p1%d/, '').bytes => :ed_next_char, + Reline::Terminfo.tigetstr('cub').to_s.sub(/%p1%d/, '').bytes => :ed_prev_char, + }.each_pair do |key, func| + config.add_default_key_binding_by_keymap(:emacs, key, func) + config.add_default_key_binding_by_keymap(:vi_insert, key, func) + config.add_default_key_binding_by_keymap(:vi_command, key, func) + end + end + + def self.set_default_key_bindings_comprehensive_list(config) { # Console (80x25) [27, 91, 49, 126] => :ed_move_to_beg, # Home @@ -41,15 +91,11 @@ class Reline::ANSI # Arrow keys are the same of KDE # iTerm2 - [27, 27, 91, 67] => :em_next_word, # Option+→ - [27, 27, 91, 68] => :ed_prev_word, # Option+← + [27, 27, 91, 67] => :em_next_word, # Option+→, extended entry + [27, 27, 91, 68] => :ed_prev_word, # Option+←, extended entry [195, 166] => :em_next_word, # Option+f [195, 162] => :ed_prev_word, # Option+b - # others - [27, 91, 49, 59, 53, 67] => :em_next_word, # Ctrl+→ - [27, 91, 49, 59, 53, 68] => :ed_prev_word, # Ctrl+← - [27, 79, 65] => :ed_prev_history, # ↑ [27, 79, 66] => :ed_next_history, # ↓ [27, 79, 67] => :ed_next_char, # → @@ -59,14 +105,6 @@ class Reline::ANSI config.add_default_key_binding_by_keymap(:vi_insert, key, func) config.add_default_key_binding_by_keymap(:vi_command, key, func) end - - { - # others - [27, 32] => :em_set_mark, # M-<space> - [24, 24] => :em_exchange_mark, # C-x C-x TODO also add Windows - }.each_pair do |key, func| - config.add_default_key_binding_by_keymap(:emacs, key, func) - end end @@input = STDIN |