2019-04-27 08:53:09 +03:00
|
|
|
require 'io/console'
|
2019-05-24 17:38:40 +03:00
|
|
|
require 'timeout'
|
2019-07-14 21:10:26 +03:00
|
|
|
require 'forwardable'
|
2019-04-27 08:53:09 +03:00
|
|
|
require 'reline/version'
|
|
|
|
require 'reline/config'
|
|
|
|
require 'reline/key_actor'
|
|
|
|
require 'reline/key_stroke'
|
|
|
|
require 'reline/line_editor'
|
2019-06-23 07:29:09 +03:00
|
|
|
require 'reline/history'
|
2021-06-27 15:01:36 +03:00
|
|
|
require 'reline/terminfo'
|
2020-08-12 06:48:58 +03:00
|
|
|
require 'rbconfig'
|
2019-04-27 08:53:09 +03:00
|
|
|
|
|
|
|
module Reline
|
|
|
|
FILENAME_COMPLETION_PROC = nil
|
|
|
|
USERNAME_COMPLETION_PROC = nil
|
|
|
|
|
2021-06-21 16:12:06 +03:00
|
|
|
class ConfigEncodingConversionError < StandardError; end
|
|
|
|
|
2021-09-02 21:29:10 +03:00
|
|
|
Key = Struct.new('Key', :char, :combined_char, :with_meta) do
|
2021-10-02 02:44:22 +03:00
|
|
|
def match?(other)
|
|
|
|
case other
|
|
|
|
when Reline::Key
|
|
|
|
(other.char.nil? or char.nil? or char == other.char) and
|
|
|
|
(other.combined_char.nil? or combined_char.nil? or combined_char == other.combined_char) and
|
|
|
|
(other.with_meta.nil? or with_meta.nil? or with_meta == other.with_meta)
|
|
|
|
when Integer, Symbol
|
|
|
|
(combined_char and combined_char == other) or
|
|
|
|
(combined_char.nil? and char and char == other)
|
2021-09-05 17:29:18 +03:00
|
|
|
else
|
|
|
|
false
|
|
|
|
end
|
2021-09-02 21:29:10 +03:00
|
|
|
end
|
2021-09-05 17:35:11 +03:00
|
|
|
alias_method :==, :match?
|
2021-09-02 21:29:10 +03:00
|
|
|
end
|
2019-04-27 08:53:09 +03:00
|
|
|
CursorPos = Struct.new(:x, :y)
|
2021-09-10 05:23:42 +03:00
|
|
|
DialogRenderInfo = Struct.new(:pos, :contents, :bg_color, :width, :height, :scrollbar, keyword_init: true)
|
2019-04-27 08:53:09 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
class Core
|
|
|
|
ATTR_READER_NAMES = %i(
|
|
|
|
completion_append_character
|
|
|
|
basic_word_break_characters
|
|
|
|
completer_word_break_characters
|
|
|
|
basic_quote_characters
|
|
|
|
completer_quote_characters
|
|
|
|
filename_quote_characters
|
|
|
|
special_prefixes
|
|
|
|
completion_proc
|
|
|
|
output_modifier_proc
|
|
|
|
prompt_proc
|
|
|
|
auto_indent_proc
|
|
|
|
pre_input_hook
|
|
|
|
dig_perfect_match_proc
|
2019-08-23 19:34:00 +03:00
|
|
|
).each(&method(:attr_reader))
|
2019-07-14 21:10:26 +03:00
|
|
|
|
|
|
|
attr_accessor :config
|
|
|
|
attr_accessor :key_stroke
|
|
|
|
attr_accessor :line_editor
|
2019-12-02 19:17:07 +03:00
|
|
|
attr_accessor :last_incremental_search
|
2019-07-14 21:10:26 +03:00
|
|
|
attr_reader :output
|
|
|
|
|
2020-01-25 17:50:10 +03:00
|
|
|
def initialize
|
2019-07-14 21:10:26 +03:00
|
|
|
self.output = STDOUT
|
2021-08-29 14:01:33 +03:00
|
|
|
@dialog_proc_list = []
|
2019-07-14 21:10:26 +03:00
|
|
|
yield self
|
2019-12-11 05:12:54 +03:00
|
|
|
@completion_quote_character = nil
|
2020-11-26 13:13:34 +03:00
|
|
|
@bracketed_paste_finished = false
|
2019-07-14 21:10:26 +03:00
|
|
|
end
|
2019-05-13 19:10:15 +03:00
|
|
|
|
2020-01-25 17:50:10 +03:00
|
|
|
def encoding
|
|
|
|
Reline::IOGate.encoding
|
|
|
|
end
|
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def completion_append_character=(val)
|
|
|
|
if val.nil?
|
|
|
|
@completion_append_character = nil
|
|
|
|
elsif val.size == 1
|
2020-01-25 17:50:10 +03:00
|
|
|
@completion_append_character = val.encode(Reline::IOGate.encoding)
|
2019-07-14 21:10:26 +03:00
|
|
|
elsif val.size > 1
|
2020-01-25 17:50:10 +03:00
|
|
|
@completion_append_character = val[0].encode(Reline::IOGate.encoding)
|
2019-07-14 21:10:26 +03:00
|
|
|
else
|
|
|
|
@completion_append_character = nil
|
|
|
|
end
|
|
|
|
end
|
2019-04-27 08:53:09 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def basic_word_break_characters=(v)
|
2020-01-25 17:50:10 +03:00
|
|
|
@basic_word_break_characters = v.encode(Reline::IOGate.encoding)
|
2019-07-14 21:10:26 +03:00
|
|
|
end
|
2019-04-27 08:53:09 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def completer_word_break_characters=(v)
|
2020-01-25 17:50:10 +03:00
|
|
|
@completer_word_break_characters = v.encode(Reline::IOGate.encoding)
|
2019-07-14 21:10:26 +03:00
|
|
|
end
|
2019-05-25 07:21:22 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def basic_quote_characters=(v)
|
2020-01-25 17:50:10 +03:00
|
|
|
@basic_quote_characters = v.encode(Reline::IOGate.encoding)
|
2019-07-14 21:10:26 +03:00
|
|
|
end
|
2019-06-14 01:42:53 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def completer_quote_characters=(v)
|
2020-01-25 17:50:10 +03:00
|
|
|
@completer_quote_characters = v.encode(Reline::IOGate.encoding)
|
2019-07-14 21:10:26 +03:00
|
|
|
end
|
2019-06-18 14:57:58 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def filename_quote_characters=(v)
|
2020-01-25 17:50:10 +03:00
|
|
|
@filename_quote_characters = v.encode(Reline::IOGate.encoding)
|
2019-07-14 21:10:26 +03:00
|
|
|
end
|
2019-05-12 20:20:20 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def special_prefixes=(v)
|
2020-01-25 17:50:10 +03:00
|
|
|
@special_prefixes = v.encode(Reline::IOGate.encoding)
|
2019-07-14 21:10:26 +03:00
|
|
|
end
|
2019-04-27 08:53:09 +03:00
|
|
|
|
2019-12-10 01:01:26 +03:00
|
|
|
def completion_case_fold=(v)
|
|
|
|
@config.completion_ignore_case = v
|
|
|
|
end
|
|
|
|
|
|
|
|
def completion_case_fold
|
|
|
|
@config.completion_ignore_case
|
|
|
|
end
|
|
|
|
|
2019-12-11 05:12:54 +03:00
|
|
|
def completion_quote_character
|
|
|
|
@completion_quote_character
|
|
|
|
end
|
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def completion_proc=(p)
|
2020-05-13 01:21:44 +03:00
|
|
|
raise ArgumentError unless p.respond_to?(:call) or p.nil?
|
2019-07-14 21:10:26 +03:00
|
|
|
@completion_proc = p
|
|
|
|
end
|
2019-05-12 20:26:31 +03:00
|
|
|
|
2021-08-29 19:40:06 +03:00
|
|
|
def autocompletion
|
|
|
|
@config.autocompletion
|
|
|
|
end
|
|
|
|
|
|
|
|
def autocompletion=(val)
|
|
|
|
@config.autocompletion = val
|
|
|
|
end
|
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def output_modifier_proc=(p)
|
2020-05-13 01:21:44 +03:00
|
|
|
raise ArgumentError unless p.respond_to?(:call) or p.nil?
|
2019-07-14 21:10:26 +03:00
|
|
|
@output_modifier_proc = p
|
|
|
|
end
|
2019-05-12 20:26:31 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def prompt_proc=(p)
|
2020-05-13 01:21:44 +03:00
|
|
|
raise ArgumentError unless p.respond_to?(:call) or p.nil?
|
2019-07-14 21:10:26 +03:00
|
|
|
@prompt_proc = p
|
|
|
|
end
|
2019-05-12 20:26:31 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def auto_indent_proc=(p)
|
2020-05-13 01:21:44 +03:00
|
|
|
raise ArgumentError unless p.respond_to?(:call) or p.nil?
|
2019-07-14 21:10:26 +03:00
|
|
|
@auto_indent_proc = p
|
|
|
|
end
|
2019-05-12 20:26:31 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def pre_input_hook=(p)
|
|
|
|
@pre_input_hook = p
|
|
|
|
end
|
2019-05-12 20:26:31 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def dig_perfect_match_proc=(p)
|
2020-05-13 01:21:44 +03:00
|
|
|
raise ArgumentError unless p.respond_to?(:call) or p.nil?
|
2019-07-14 21:10:26 +03:00
|
|
|
@dig_perfect_match_proc = p
|
|
|
|
end
|
2019-04-30 18:45:54 +03:00
|
|
|
|
2021-08-27 15:33:22 +03:00
|
|
|
def add_dialog_proc(name_sym, p, context = nil)
|
2021-08-17 13:21:27 +03:00
|
|
|
raise ArgumentError unless p.respond_to?(:call) or p.nil?
|
2021-08-27 08:58:05 +03:00
|
|
|
raise ArgumentError unless name_sym.instance_of?(Symbol)
|
2021-08-27 15:33:22 +03:00
|
|
|
@dialog_proc_list << [name_sym, p, context]
|
2021-08-17 13:21:27 +03:00
|
|
|
end
|
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def input=(val)
|
|
|
|
raise TypeError unless val.respond_to?(:getc) or val.nil?
|
|
|
|
if val.respond_to?(:getc)
|
|
|
|
if defined?(Reline::ANSI) and Reline::IOGate == Reline::ANSI
|
|
|
|
Reline::ANSI.input = val
|
|
|
|
elsif Reline::IOGate == Reline::GeneralIO
|
|
|
|
Reline::GeneralIO.input = val
|
|
|
|
end
|
2019-05-17 21:12:53 +03:00
|
|
|
end
|
2019-05-12 20:14:48 +03:00
|
|
|
end
|
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def output=(val)
|
|
|
|
raise TypeError unless val.respond_to?(:write) or val.nil?
|
|
|
|
@output = val
|
|
|
|
if defined?(Reline::ANSI) and Reline::IOGate == Reline::ANSI
|
|
|
|
Reline::ANSI.output = val
|
|
|
|
end
|
2019-05-17 21:12:53 +03:00
|
|
|
end
|
2019-05-12 20:14:48 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def vi_editing_mode
|
|
|
|
config.editing_mode = :vi_insert
|
|
|
|
nil
|
|
|
|
end
|
2019-05-12 20:26:31 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def emacs_editing_mode
|
|
|
|
config.editing_mode = :emacs
|
|
|
|
nil
|
|
|
|
end
|
2019-05-12 20:26:31 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def vi_editing_mode?
|
|
|
|
config.editing_mode_is?(:vi_insert, :vi_command)
|
|
|
|
end
|
2019-05-12 20:26:31 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def emacs_editing_mode?
|
|
|
|
config.editing_mode_is?(:emacs)
|
|
|
|
end
|
2019-05-12 20:26:31 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def get_screen_size
|
|
|
|
Reline::IOGate.get_screen_size
|
|
|
|
end
|
2019-05-12 20:26:31 +03:00
|
|
|
|
2021-08-29 13:30:17 +03:00
|
|
|
Reline::DEFAULT_DIALOG_PROC_AUTOCOMPLETE = ->() {
|
2021-08-26 21:45:27 +03:00
|
|
|
# autocomplete
|
2021-08-29 19:23:57 +03:00
|
|
|
return nil unless config.autocompletion
|
2021-08-26 21:45:27 +03:00
|
|
|
if just_cursor_moving and completion_journey_data.nil?
|
|
|
|
# Auto complete starts only when edited
|
|
|
|
return nil
|
|
|
|
end
|
2021-09-02 15:36:14 +03:00
|
|
|
pre, target, post = retrieve_completion_block(true)
|
2021-09-06 16:50:10 +03:00
|
|
|
if target.nil? or target.empty? or (completion_journey_data&.pointer == -1 and target.size <= 3)
|
2021-08-26 21:45:27 +03:00
|
|
|
return nil
|
|
|
|
end
|
|
|
|
if completion_journey_data and completion_journey_data.list
|
|
|
|
result = completion_journey_data.list.dup
|
|
|
|
result.shift
|
|
|
|
pointer = completion_journey_data.pointer - 1
|
|
|
|
else
|
|
|
|
result = call_completion_proc_with_checking_args(pre, target, post)
|
|
|
|
pointer = nil
|
|
|
|
end
|
2021-09-03 18:42:39 +03:00
|
|
|
if result and result.size == 1 and result[0] == target and pointer != 0
|
2021-08-26 21:45:27 +03:00
|
|
|
result = nil
|
|
|
|
end
|
|
|
|
target_width = Reline::Unicode.calculate_width(target)
|
|
|
|
x = cursor_pos.x - target_width
|
|
|
|
if x < 0
|
|
|
|
x = screen_width + x
|
|
|
|
y = -1
|
|
|
|
else
|
|
|
|
y = 0
|
|
|
|
end
|
2021-08-27 08:58:05 +03:00
|
|
|
cursor_pos_to_render = Reline::CursorPos.new(x, y)
|
2021-08-29 13:27:04 +03:00
|
|
|
if context and context.is_a?(Array)
|
|
|
|
context.clear
|
2021-08-30 22:23:17 +03:00
|
|
|
context.push(cursor_pos_to_render, result, pointer, dialog)
|
2021-08-29 13:27:04 +03:00
|
|
|
end
|
2021-09-10 05:23:42 +03:00
|
|
|
dialog.pointer = pointer
|
|
|
|
DialogRenderInfo.new(pos: cursor_pos_to_render, contents: result, scrollbar: true, height: 15)
|
2021-08-26 21:45:27 +03:00
|
|
|
}
|
2021-08-29 13:30:17 +03:00
|
|
|
Reline::DEFAULT_DIALOG_CONTEXT = Array.new
|
2021-08-26 21:45:27 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def readmultiline(prompt = '', add_hist = false, &confirm_multiline_termination)
|
|
|
|
unless confirm_multiline_termination
|
|
|
|
raise ArgumentError.new('#readmultiline needs block to confirm multiline termination')
|
|
|
|
end
|
|
|
|
inner_readline(prompt, add_hist, true, &confirm_multiline_termination)
|
2019-05-27 04:09:21 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
whole_buffer = line_editor.whole_buffer.dup
|
2019-10-18 19:53:59 +03:00
|
|
|
whole_buffer.taint if RUBY_VERSION < '2.7'
|
2020-02-23 06:35:24 +03:00
|
|
|
if add_hist and whole_buffer and whole_buffer.chomp("\n").size > 0
|
2019-07-14 21:10:26 +03:00
|
|
|
Reline::HISTORY << whole_buffer
|
|
|
|
end
|
2019-04-27 08:53:09 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
line_editor.reset_line if line_editor.whole_buffer.nil?
|
|
|
|
whole_buffer
|
2019-04-27 08:53:09 +03:00
|
|
|
end
|
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def readline(prompt = '', add_hist = false)
|
|
|
|
inner_readline(prompt, add_hist, false)
|
2019-04-27 08:53:09 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
line = line_editor.line.dup
|
2019-10-18 19:53:59 +03:00
|
|
|
line.taint if RUBY_VERSION < '2.7'
|
2020-02-23 06:35:24 +03:00
|
|
|
if add_hist and line and line.chomp("\n").size > 0
|
|
|
|
Reline::HISTORY << line.chomp("\n")
|
2019-07-14 21:10:26 +03:00
|
|
|
end
|
2019-04-27 08:53:09 +03:00
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
line_editor.reset_line if line_editor.line.nil?
|
|
|
|
line
|
2019-04-27 08:53:09 +03:00
|
|
|
end
|
|
|
|
|
2019-08-26 23:08:58 +03:00
|
|
|
private def inner_readline(prompt, add_hist, multiline, &confirm_multiline_termination)
|
2019-07-14 21:10:26 +03:00
|
|
|
if ENV['RELINE_STDERR_TTY']
|
2020-12-16 10:28:51 +03:00
|
|
|
if Reline::IOGate.win?
|
|
|
|
$stderr = File.open(ENV['RELINE_STDERR_TTY'], 'a')
|
|
|
|
else
|
|
|
|
$stderr.reopen(ENV['RELINE_STDERR_TTY'], 'w')
|
|
|
|
end
|
2019-07-14 21:10:26 +03:00
|
|
|
$stderr.sync = true
|
|
|
|
$stderr.puts "Reline is used by #{Process.pid}"
|
2019-04-27 08:53:09 +03:00
|
|
|
end
|
2019-07-14 21:10:26 +03:00
|
|
|
otio = Reline::IOGate.prep
|
|
|
|
|
|
|
|
may_req_ambiguous_char_width
|
2020-01-25 17:50:10 +03:00
|
|
|
line_editor.reset(prompt, encoding: Reline::IOGate.encoding)
|
2019-07-14 21:10:26 +03:00
|
|
|
if multiline
|
|
|
|
line_editor.multiline_on
|
|
|
|
if block_given?
|
|
|
|
line_editor.confirm_multiline_termination_proc = confirm_multiline_termination
|
|
|
|
end
|
|
|
|
else
|
|
|
|
line_editor.multiline_off
|
|
|
|
end
|
|
|
|
line_editor.output = output
|
|
|
|
line_editor.completion_proc = completion_proc
|
2019-10-04 11:03:32 +03:00
|
|
|
line_editor.completion_append_character = completion_append_character
|
2019-07-14 21:10:26 +03:00
|
|
|
line_editor.output_modifier_proc = output_modifier_proc
|
|
|
|
line_editor.prompt_proc = prompt_proc
|
|
|
|
line_editor.auto_indent_proc = auto_indent_proc
|
|
|
|
line_editor.dig_perfect_match_proc = dig_perfect_match_proc
|
|
|
|
line_editor.pre_input_hook = pre_input_hook
|
2021-08-27 08:58:05 +03:00
|
|
|
@dialog_proc_list.each do |d|
|
2021-08-27 15:33:22 +03:00
|
|
|
name_sym, dialog_proc, context = d
|
|
|
|
line_editor.add_dialog_proc(name_sym, dialog_proc, context)
|
2021-08-27 08:58:05 +03:00
|
|
|
end
|
2019-07-14 21:10:26 +03:00
|
|
|
|
|
|
|
unless config.test_mode
|
|
|
|
config.read
|
|
|
|
config.reset_default_key_bindings
|
2021-04-05 10:03:53 +03:00
|
|
|
Reline::IOGate.set_default_key_bindings(config)
|
2019-06-02 02:50:01 +03:00
|
|
|
end
|
2019-04-27 08:53:09 +03:00
|
|
|
|
2020-07-13 00:47:43 +03:00
|
|
|
line_editor.rerender
|
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
begin
|
2020-10-20 02:39:12 +03:00
|
|
|
prev_pasting_state = false
|
2019-07-14 21:10:26 +03:00
|
|
|
loop do
|
2020-10-20 02:39:12 +03:00
|
|
|
prev_pasting_state = Reline::IOGate.in_pasting?
|
2019-07-14 21:10:26 +03:00
|
|
|
read_io(config.keyseq_timeout) { |inputs|
|
2021-01-26 07:18:05 +03:00
|
|
|
line_editor.set_pasting_state(Reline::IOGate.in_pasting?)
|
2019-07-14 21:10:26 +03:00
|
|
|
inputs.each { |c|
|
|
|
|
line_editor.input_key(c)
|
|
|
|
line_editor.rerender
|
|
|
|
}
|
2020-11-26 13:13:34 +03:00
|
|
|
if @bracketed_paste_finished
|
|
|
|
line_editor.rerender_all
|
|
|
|
@bracketed_paste_finished = false
|
|
|
|
end
|
2019-04-27 08:53:09 +03:00
|
|
|
}
|
2020-10-20 02:39:12 +03:00
|
|
|
if prev_pasting_state == true and not Reline::IOGate.in_pasting? and not line_editor.finished?
|
2021-01-26 07:18:05 +03:00
|
|
|
line_editor.set_pasting_state(false)
|
2020-10-20 02:39:12 +03:00
|
|
|
prev_pasting_state = false
|
|
|
|
line_editor.rerender_all
|
|
|
|
end
|
2019-07-14 21:10:26 +03:00
|
|
|
break if line_editor.finished?
|
|
|
|
end
|
|
|
|
Reline::IOGate.move_cursor_column(0)
|
2020-07-03 18:42:06 +03:00
|
|
|
rescue Errno::EIO
|
|
|
|
# Maybe the I/O has been closed.
|
2019-07-14 21:10:26 +03:00
|
|
|
rescue StandardError => e
|
|
|
|
line_editor.finalize
|
|
|
|
Reline::IOGate.deprep(otio)
|
|
|
|
raise e
|
2019-04-27 08:53:09 +03:00
|
|
|
end
|
2019-07-14 21:10:26 +03:00
|
|
|
|
|
|
|
line_editor.finalize
|
2019-05-15 09:52:12 +03:00
|
|
|
Reline::IOGate.deprep(otio)
|
2019-04-27 08:53:09 +03:00
|
|
|
end
|
|
|
|
|
2021-06-09 14:37:10 +03:00
|
|
|
# GNU Readline waits for "keyseq-timeout" milliseconds to see if the ESC
|
|
|
|
# is followed by a character, and times out and treats it as a standalone
|
|
|
|
# ESC if the second character does not arrive. If the second character
|
|
|
|
# comes before timed out, it is treated as a modifier key with the
|
|
|
|
# meta-property of meta-key, so that it can be distinguished from
|
|
|
|
# multibyte characters with the 8th bit turned on.
|
2019-07-14 21:10:26 +03:00
|
|
|
#
|
|
|
|
# GNU Readline will wait for the 2nd character with "keyseq-timeout"
|
|
|
|
# milli-seconds but wait forever after 3rd characters.
|
2019-08-26 23:08:58 +03:00
|
|
|
private def read_io(keyseq_timeout, &block)
|
2019-07-14 21:10:26 +03:00
|
|
|
buffer = []
|
|
|
|
loop do
|
|
|
|
c = Reline::IOGate.getc
|
2020-11-26 13:13:34 +03:00
|
|
|
if c == -1
|
|
|
|
result = :unmatched
|
|
|
|
@bracketed_paste_finished = true
|
|
|
|
else
|
|
|
|
buffer << c
|
|
|
|
result = key_stroke.match_status(buffer)
|
|
|
|
end
|
2019-07-14 21:10:26 +03:00
|
|
|
case result
|
|
|
|
when :matched
|
2019-11-08 10:17:53 +03:00
|
|
|
expanded = key_stroke.expand(buffer).map{ |expanded_c|
|
|
|
|
Reline::Key.new(expanded_c, expanded_c, false)
|
|
|
|
}
|
|
|
|
block.(expanded)
|
2019-07-14 21:10:26 +03:00
|
|
|
break
|
|
|
|
when :matching
|
|
|
|
if buffer.size == 1
|
2021-09-05 22:48:10 +03:00
|
|
|
case read_2nd_character_of_key_sequence(keyseq_timeout, buffer, c, block)
|
|
|
|
when :break then break
|
|
|
|
when :next then next
|
2019-06-05 05:29:41 +03:00
|
|
|
end
|
|
|
|
end
|
2019-07-14 21:10:26 +03:00
|
|
|
when :unmatched
|
|
|
|
if buffer.size == 1 and c == "\e".ord
|
2019-09-08 19:24:48 +03:00
|
|
|
read_escaped_key(keyseq_timeout, c, block)
|
2019-07-14 21:10:26 +03:00
|
|
|
else
|
2019-11-08 10:17:53 +03:00
|
|
|
expanded = buffer.map{ |expanded_c|
|
|
|
|
Reline::Key.new(expanded_c, expanded_c, false)
|
|
|
|
}
|
|
|
|
block.(expanded)
|
2019-07-14 21:10:26 +03:00
|
|
|
end
|
|
|
|
break
|
2019-06-05 05:29:41 +03:00
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2021-09-05 22:48:10 +03:00
|
|
|
private def read_2nd_character_of_key_sequence(keyseq_timeout, buffer, c, block)
|
|
|
|
begin
|
|
|
|
succ_c = nil
|
|
|
|
Timeout.timeout(keyseq_timeout / 1000.0) {
|
|
|
|
succ_c = Reline::IOGate.getc
|
|
|
|
}
|
|
|
|
rescue Timeout::Error # cancel matching only when first byte
|
|
|
|
block.([Reline::Key.new(c, c, false)])
|
|
|
|
return :break
|
|
|
|
else
|
|
|
|
case key_stroke.match_status(buffer.dup.push(succ_c))
|
|
|
|
when :unmatched
|
|
|
|
if c == "\e".ord
|
|
|
|
block.([Reline::Key.new(succ_c, succ_c | 0b10000000, true)])
|
|
|
|
else
|
|
|
|
block.([Reline::Key.new(c, c, false), Reline::Key.new(succ_c, succ_c, false)])
|
|
|
|
end
|
|
|
|
return :break
|
|
|
|
when :matching
|
|
|
|
Reline::IOGate.ungetc(succ_c)
|
|
|
|
return :next
|
|
|
|
when :matched
|
|
|
|
buffer << succ_c
|
|
|
|
expanded = key_stroke.expand(buffer).map{ |expanded_c|
|
|
|
|
Reline::Key.new(expanded_c, expanded_c, false)
|
|
|
|
}
|
|
|
|
block.(expanded)
|
|
|
|
return :break
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2019-09-08 19:24:48 +03:00
|
|
|
private def read_escaped_key(keyseq_timeout, c, block)
|
2019-07-14 21:10:26 +03:00
|
|
|
begin
|
|
|
|
escaped_c = nil
|
|
|
|
Timeout.timeout(keyseq_timeout / 1000.0) {
|
|
|
|
escaped_c = Reline::IOGate.getc
|
|
|
|
}
|
|
|
|
rescue Timeout::Error # independent ESC
|
2019-06-05 05:29:41 +03:00
|
|
|
block.([Reline::Key.new(c, c, false)])
|
|
|
|
else
|
2019-07-14 21:10:26 +03:00
|
|
|
if escaped_c.nil?
|
|
|
|
block.([Reline::Key.new(c, c, false)])
|
|
|
|
elsif escaped_c >= 128 # maybe, first byte of multi byte
|
|
|
|
block.([Reline::Key.new(c, c, false), Reline::Key.new(escaped_c, escaped_c, false)])
|
|
|
|
elsif escaped_c == "\e".ord # escape twice
|
|
|
|
block.([Reline::Key.new(c, c, false), Reline::Key.new(c, c, false)])
|
|
|
|
else
|
|
|
|
block.([Reline::Key.new(escaped_c, escaped_c | 0b10000000, true)])
|
|
|
|
end
|
2019-06-05 05:29:41 +03:00
|
|
|
end
|
|
|
|
end
|
2019-07-14 21:10:26 +03:00
|
|
|
|
2020-12-21 18:59:48 +03:00
|
|
|
def ambiguous_width
|
|
|
|
may_req_ambiguous_char_width unless defined? @ambiguous_width
|
|
|
|
@ambiguous_width
|
|
|
|
end
|
|
|
|
|
2019-08-26 23:08:58 +03:00
|
|
|
private def may_req_ambiguous_char_width
|
2019-08-26 23:33:27 +03:00
|
|
|
@ambiguous_width = 2 if Reline::IOGate == Reline::GeneralIO or STDOUT.is_a?(File)
|
2021-10-11 10:21:50 +03:00
|
|
|
return if defined? @ambiguous_width
|
2019-07-14 21:10:26 +03:00
|
|
|
Reline::IOGate.move_cursor_column(0)
|
2020-03-24 07:56:22 +03:00
|
|
|
begin
|
|
|
|
output.write "\u{25bd}"
|
|
|
|
rescue Encoding::UndefinedConversionError
|
|
|
|
# LANG=C
|
|
|
|
@ambiguous_width = 1
|
|
|
|
else
|
|
|
|
@ambiguous_width = Reline::IOGate.cursor_pos.x
|
|
|
|
end
|
2019-07-14 21:10:26 +03:00
|
|
|
Reline::IOGate.move_cursor_column(0)
|
|
|
|
Reline::IOGate.erase_after_cursor
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2019-08-26 23:07:55 +03:00
|
|
|
extend Forwardable
|
2019-07-14 21:10:26 +03:00
|
|
|
extend SingleForwardable
|
|
|
|
|
|
|
|
#--------------------------------------------------------
|
|
|
|
# Documented API
|
|
|
|
#--------------------------------------------------------
|
|
|
|
|
2019-12-10 01:01:26 +03:00
|
|
|
(Core::ATTR_READER_NAMES).each { |name|
|
2021-09-06 20:33:26 +03:00
|
|
|
def_single_delegators :core, :"#{name}", :"#{name}="
|
2019-07-14 21:10:26 +03:00
|
|
|
}
|
2019-08-26 23:07:55 +03:00
|
|
|
def_single_delegators :core, :input=, :output=
|
|
|
|
def_single_delegators :core, :vi_editing_mode, :emacs_editing_mode
|
|
|
|
def_single_delegators :core, :readline
|
2019-12-10 01:01:26 +03:00
|
|
|
def_single_delegators :core, :completion_case_fold, :completion_case_fold=
|
2019-12-11 05:12:54 +03:00
|
|
|
def_single_delegators :core, :completion_quote_character
|
2019-08-26 23:59:46 +03:00
|
|
|
def_instance_delegators self, :readline
|
2019-11-10 10:00:41 +03:00
|
|
|
private :readline
|
2019-07-14 21:10:26 +03:00
|
|
|
|
|
|
|
|
|
|
|
#--------------------------------------------------------
|
|
|
|
# Undocumented API
|
|
|
|
#--------------------------------------------------------
|
|
|
|
|
|
|
|
# Testable in original
|
2019-08-26 23:07:55 +03:00
|
|
|
def_single_delegators :core, :get_screen_size
|
|
|
|
def_single_delegators :line_editor, :eof?
|
|
|
|
def_instance_delegators self, :eof?
|
|
|
|
def_single_delegators :line_editor, :delete_text
|
|
|
|
def_single_delegator :line_editor, :line, :line_buffer
|
|
|
|
def_single_delegator :line_editor, :byte_pointer, :point
|
|
|
|
def_single_delegator :line_editor, :byte_pointer=, :point=
|
2019-07-14 21:10:26 +03:00
|
|
|
|
|
|
|
def self.insert_text(*args, &block)
|
|
|
|
line_editor.insert_text(*args, &block)
|
|
|
|
self
|
2019-06-05 05:29:41 +03:00
|
|
|
end
|
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
# Untestable in original
|
2019-08-26 23:07:55 +03:00
|
|
|
def_single_delegator :line_editor, :rerender, :redisplay
|
|
|
|
def_single_delegators :core, :vi_editing_mode?, :emacs_editing_mode?
|
|
|
|
def_single_delegators :core, :ambiguous_width
|
2019-12-02 19:17:07 +03:00
|
|
|
def_single_delegators :core, :last_incremental_search
|
|
|
|
def_single_delegators :core, :last_incremental_search=
|
2021-08-29 14:01:33 +03:00
|
|
|
def_single_delegators :core, :add_dialog_proc
|
2021-08-29 20:24:42 +03:00
|
|
|
def_single_delegators :core, :autocompletion, :autocompletion=
|
2019-07-14 21:10:26 +03:00
|
|
|
|
2019-08-26 23:07:55 +03:00
|
|
|
def_single_delegators :core, :readmultiline
|
|
|
|
def_instance_delegators self, :readmultiline
|
2019-11-10 10:00:41 +03:00
|
|
|
private :readmultiline
|
2019-07-14 21:10:26 +03:00
|
|
|
|
2020-01-12 16:24:17 +03:00
|
|
|
def self.encoding_system_needs
|
|
|
|
self.core.encoding
|
|
|
|
end
|
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def self.core
|
2020-01-25 17:50:10 +03:00
|
|
|
@core ||= Core.new { |core|
|
2019-07-14 21:10:26 +03:00
|
|
|
core.config = Reline::Config.new
|
|
|
|
core.key_stroke = Reline::KeyStroke.new(core.config)
|
2020-01-12 16:24:17 +03:00
|
|
|
core.line_editor = Reline::LineEditor.new(core.config, Reline::IOGate.encoding)
|
2019-07-14 21:10:26 +03:00
|
|
|
|
|
|
|
core.basic_word_break_characters = " \t\n`><=;|&{("
|
|
|
|
core.completer_word_break_characters = " \t\n`><=;|&{("
|
|
|
|
core.basic_quote_characters = '"\''
|
|
|
|
core.completer_quote_characters = '"\''
|
|
|
|
core.filename_quote_characters = ""
|
|
|
|
core.special_prefixes = ""
|
2021-08-29 14:01:33 +03:00
|
|
|
core.add_dialog_proc(:autocomplete, Reline::DEFAULT_DIALOG_PROC_AUTOCOMPLETE, Reline::DEFAULT_DIALOG_CONTEXT)
|
2019-07-14 21:10:26 +03:00
|
|
|
}
|
2019-04-27 08:53:09 +03:00
|
|
|
end
|
|
|
|
|
2021-03-22 18:49:58 +03:00
|
|
|
def self.ungetc(c)
|
|
|
|
Reline::IOGate.ungetc(c)
|
|
|
|
end
|
|
|
|
|
2019-07-14 21:10:26 +03:00
|
|
|
def self.line_editor
|
|
|
|
core.line_editor
|
2019-04-27 08:53:09 +03:00
|
|
|
end
|
|
|
|
end
|
2019-05-12 18:22:27 +03:00
|
|
|
|
2021-05-14 00:42:00 +03:00
|
|
|
require 'reline/general_io'
|
2019-11-20 11:55:03 +03:00
|
|
|
if RbConfig::CONFIG['host_os'] =~ /mswin|msys|mingw|cygwin|bccwin|wince|emc/
|
2019-05-12 18:22:27 +03:00
|
|
|
require 'reline/windows'
|
2020-01-18 20:46:37 +03:00
|
|
|
if Reline::Windows.msys_tty?
|
2021-05-14 00:42:00 +03:00
|
|
|
Reline::IOGate = if ENV['TERM'] == 'dumb'
|
|
|
|
Reline::GeneralIO
|
|
|
|
else
|
|
|
|
require 'reline/ansi'
|
|
|
|
Reline::ANSI
|
|
|
|
end
|
2019-11-20 11:55:03 +03:00
|
|
|
else
|
|
|
|
Reline::IOGate = Reline::Windows
|
|
|
|
end
|
2019-05-12 18:22:27 +03:00
|
|
|
else
|
2021-05-14 00:42:00 +03:00
|
|
|
Reline::IOGate = if $stdout.isatty
|
|
|
|
require 'reline/ansi'
|
|
|
|
Reline::ANSI
|
|
|
|
else
|
|
|
|
Reline::GeneralIO
|
|
|
|
end
|
2019-05-12 18:22:27 +03:00
|
|
|
end
|
2020-01-12 16:24:17 +03:00
|
|
|
Reline::HISTORY = Reline::History.new(Reline.core.config)
|