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[ruby/reline] Cut out the autocomplete callback

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46aa2694da
This commit is contained in:
aycabta 2021-08-27 03:45:27 +09:00
parent 164e486225
commit acffb0b068
1 changed files with 33 additions and 31 deletions
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64
lib/reline.rb
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@ -177,41 +177,43 @@ module Reline
Reline::IOGate.get_screen_size
end
DEFAULT_DIALOG_PROC_AUTOCOMPLETE = ->() {
# autocomplete
if just_cursor_moving and completion_journey_data.nil?
# Auto complete starts only when edited
return nil
end
pre, target, post= retrieve_completion_block(true)
if target.nil? or target.empty?# or target.size <= 3
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
if result and result.size == 1 and result[0] == target
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
[Reline::CursorPos.new(x, y), result, pointer]
}
def readmultiline(prompt = '', add_hist = false, &confirm_multiline_termination)
unless confirm_multiline_termination
raise ArgumentError.new('#readmultiline needs block to confirm multiline termination')
end
@dialog_proc = ->() {
# autocomplete
if just_cursor_moving and completion_journey_data.nil?
# Auto complete starts only when edited
return nil
end
pre, target, post= retrieve_completion_block(true)
if target.nil? or target.empty?
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
if result and result.size == 1 and result[0] == target
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
[Reline::CursorPos.new(x, y), result, pointer]
}
@dialog_proc = DEFAULT_DIALOG_PROC_AUTOCOMPLETE
inner_readline(prompt, add_hist, true, &confirm_multiline_termination)
whole_buffer = line_editor.whole_buffer.dup