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Class: Kward::PromptInterface::EditorState

Inherits:
Object
  • Object
show all
Defined in:
lib/kward/prompt_interface/editor/state.rb

Overview

Mutable state for the built-in composer file editor.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path:, content:, new_file: false, editor_mode: "modern", readonly: false, diff_view: false, virtual: false, display_path: nil, language: nil) ⇒ EditorState

Returns a new instance of EditorState.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 24

def initialize(path:, content:, new_file: false, editor_mode: "modern", readonly: false, diff_view: false, virtual: false, display_path: nil, language: nil)
  @path = virtual ? nil : path.to_s
  @display_path = display_path.to_s.empty? ? path.to_s : display_path.to_s
  @language = language&.to_sym
  @new_file = new_file
  @readonly = readonly
  @diff_view = diff_view
  @virtual = virtual == true
  @file_marker = EditorFileMarker.new(path: @path || @display_path, content: content, new_file: new_file || virtual?)
  @original_content = @file_marker.content
  @original_digest = @file_marker.digest
  @original_mtime = @file_marker.mtime
  @original_size = @file_marker.size
  @text_buffer = EditorBuffer.new(@original_content)
  @buffer = @text_buffer.text
  @cursor = 0
  @viewport_row = 0
  @viewport_column = 0
  @status = nil
  @overwrite_confirmed = false
  @quit_confirmed = false
  @search = EditorSearch.new
  @search_active = @search.active?
  @search_query = @search.query
  @search_direction = @search.direction
  @search_match_ranges = []
  @kill_state = EditorKillRing.new
  @kill_buffer = @kill_state.kill_buffer
  @selections = EditorSelections.new(cursor: @cursor, buffer_length: @buffer.length)
  sync_selection_state
  @editor_mode = normalize_editor_mode(editor_mode)
  @emacs_pending = nil
  @kill_ring = @kill_state.kill_ring
  @last_yank_range = @kill_state.last_yank_range
  @last_yank_index = @kill_state.last_yank_index
  @vibe_state = VibeEditorState.new(editor_mode: @editor_mode)
  sync_vibe_state
  @undo_history = EditorUndoHistory.new
  @undo_stack = @undo_history.undo_stack
  @redo_stack = @undo_history.redo_stack
  @status = default_status
end

Instance Attribute Details

#buffer ⇒ Object

Returns the value of attribute buffer.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 20

def buffer
  @buffer
end

#diff_view ⇒ Object

Returns the value of attribute diff_view.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def diff_view
  @diff_view
end

#display_path ⇒ Object (readonly)

Returns the value of attribute display_path.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 19

def display_path
  @display_path
end

#editor_mode ⇒ Object

Returns the value of attribute editor_mode.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def editor_mode
  @editor_mode
end

#emacs_pending ⇒ Object

Returns the value of attribute emacs_pending.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def emacs_pending
  @emacs_pending
end

#kill_buffer ⇒ Object

Returns the value of attribute kill_buffer.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 20

def kill_buffer
  @kill_buffer
end

#kill_ring ⇒ Object

Returns the value of attribute kill_ring.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 20

def kill_ring
  @kill_ring
end

#language ⇒ Object (readonly)

Returns the value of attribute language.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 19

def language
  @language
end

#last_yank_index ⇒ Object

Returns the value of attribute last_yank_index.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 20

def last_yank_index
  @last_yank_index
end

#last_yank_range ⇒ Object

Returns the value of attribute last_yank_range.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 20

def last_yank_range
  @last_yank_range
end

#new_file ⇒ Object

Returns the value of attribute new_file.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def new_file
  @new_file
end

#original_content ⇒ Object (readonly)

Returns the value of attribute original_content.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 19

def original_content
  @original_content
end

#original_digest ⇒ Object (readonly)

Returns the value of attribute original_digest.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 19

def original_digest
  @original_digest
end

#original_mtime ⇒ Object (readonly)

Returns the value of attribute original_mtime.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 19

def original_mtime
  @original_mtime
end

#original_size ⇒ Object (readonly)

Returns the value of attribute original_size.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 19

def original_size
  @original_size
end

#overwrite_confirmed ⇒ Object

Returns the value of attribute overwrite_confirmed.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def overwrite_confirmed
  @overwrite_confirmed
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 19

def path
  @path
end

#quit_confirmed ⇒ Object

Returns the value of attribute quit_confirmed.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def quit_confirmed
  @quit_confirmed
end

#readonly ⇒ Object

Returns the value of attribute readonly.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def readonly
  @readonly
end

#redo_stack ⇒ Object

Returns the value of attribute redo_stack.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 20

def redo_stack
  @redo_stack
end

#search_active ⇒ Object

Returns the value of attribute search_active.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def search_active
  @search_active
end

#search_direction ⇒ Object

Returns the value of attribute search_direction.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def search_direction
  @search_direction
end

#search_match_ranges ⇒ Object (readonly)

Returns the value of attribute search_match_ranges.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 22

def search_match_ranges
  @search_match_ranges
end

#search_query ⇒ Object

Returns the value of attribute search_query.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def search_query
  @search_query
end

#status ⇒ Object

Returns the value of attribute status.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def status
  @status
end

#undo_stack ⇒ Object

Returns the value of attribute undo_stack.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 20

def undo_stack
  @undo_stack
end

#vibe_state ⇒ Object (readonly)

Returns the value of attribute vibe_state.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 118

def vibe_state
  @vibe_state
end

#viewport_column ⇒ Object

Returns the value of attribute viewport_column.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def viewport_column
  @viewport_column
end

#viewport_row ⇒ Object

Returns the value of attribute viewport_row.



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# File 'lib/kward/prompt_interface/editor/state.rb', line 21

def viewport_row
  @viewport_row
end

Instance Method Details

#add_next_occurrence_selection ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 884

def add_next_occurrence_selection
  range = selection_range || word_range_at(@cursor)
  unless range
    @status = "No word under cursor"
    return false
  end

  query = @buffer[range[0]...range[1]].to_s
  if query.empty?
    @status = "No word under cursor"
    return false
  end

  existing_ranges = selection_ranges
  existing_ranges = [range] if existing_ranges.empty?
  start_after = existing_ranges.map(&:last).max || range[1]
  if selection_range.nil?
    set_selections([{ anchor: range[0], cursor: range[1] }])
    @status = "Selected: #{query}"
    return true
  end

  match = next_occurrence_range(query, start_after, existing_ranges)
  unless match
    @status = "No more matches: #{query}"
    return false
  end

  add_selection(match[0], match[1])
  @status = "Added cursor for: #{query}"
  true
end

#add_selection(anchor, cursor = anchor) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 344

def add_selection(anchor, cursor = anchor)
  @selections.add(anchor, cursor)
  sync_selection_state
end

#add_vertical_cursor(direction) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 917

def add_vertical_cursor(direction)
  source = direction == :up ? selections.min_by { |selection| selection[:cursor] } : selections.max_by { |selection| selection[:cursor] }
  line, column = cursor_line_and_column_for(source[:cursor])
  target_line = direction == :up ? line - 1 : line + 1
  if target_line.negative? || target_line >= lines.length
    @status = direction == :up ? "No line above" : "No line below"
    return false
  end

  target_column = [column, lines[target_line].to_s.length].min
  offset = line_start_offset(target_line) + target_column
  add_selection(offset, offset)
  @status = direction == :up ? "Added cursor above" : "Added cursor below"
  true
end

#append_search(text) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 976

def append_search(text)
  apply_search_result(@search.append(text, buffer: @buffer, cursor: @cursor))
end

#begin_search(direction = :forward) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 959

def begin_search(direction = :forward)
  @status = @search.begin(direction, cursor: @cursor)
  sync_search_state
  true
end

#begin_selection ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 713

def begin_selection
  self.selection_anchor = @cursor
  @status = "Selection started"
end

#bind_path(path) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 367

def bind_path(path)
  @path = path.to_s
  @display_path = @path
  @virtual = false
  @new_file = !File.exist?(@path)
  @file_marker = EditorFileMarker.new(path: @path, content: @original_content, new_file: true)
end

#cancel_search(restore_cursor: true) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 965

def cancel_search(restore_cursor: true)
  apply_search_result(@search.cancel(restore_cursor: restore_cursor))
  @search_match_ranges = []
  true
end

#clear_search_highlights ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 971

def clear_search_highlights
  @search_match_ranges = []
  true
end

#clear_selection ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 718

def clear_selection
  @selections.clear
  sync_selection_state
end

#collapse_to_primary_selection ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 349

def collapse_to_primary_selection
  @selections.collapse_to_primary
  sync_selection_state
end

#confirm_search ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 984

def confirm_search
  apply_search_result(@search.confirm(buffer: @buffer, cursor: @cursor))
end

#copy_for_kill_ring(start_index, end_index) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 875

def copy_for_kill_ring(start_index, end_index)
  start_index, end_index = [start_index, end_index].minmax
  push_kill(@buffer[start_index...end_index].to_s)
end

#copy_range(start_index, end_index) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 870

def copy_range(start_index, end_index)
  start_index, end_index = [start_index, end_index].minmax
  self.kill_buffer = @buffer[start_index...end_index].to_s
end

#current_line_range ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 822

def current_line_range
  line, = cursor_line_and_column
  line_range(line)
end

#cursor ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 309

def cursor
  @cursor
end

#cursor=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 313

def cursor=(value)
  @cursor = clamp_offset(value)
  @selections.cursor = @cursor
  sync_selection_state
end

#cursor_line_and_column ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 399

def cursor_line_and_column
  cursor_line_and_column_for(@cursor)
end

#cursor_line_and_column_for(offset) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 791

def cursor_line_and_column_for(offset)
  before_cursor = @buffer[0...offset].to_s
  [before_cursor.count("\n"), (before_cursor.split("\n", -1).last || "").length]
end

#cut_range(start_index, end_index) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 880

def cut_range(start_index, end_index)
  kill_range(start_index, end_index)
end

#delete_at_cursor ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 465

def delete_at_cursor
  return delete_at_selections if multi_cursor?
  return false unless @cursor < @buffer.length

  @text_buffer.delete_range(@cursor, @cursor + 1)
  @buffer = @text_buffer.text
  sync_selection_state
  changed!
  true
end

#delete_at_selections ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 858

def delete_at_selections
  apply_selection_edits do |selection|
    range = selection_range_for(selection)
    if range[0] != range[1]
      ""
    elsif range[1] < @buffer.length
      selection[:cursor] = range[1] + 1
      ""
    end
  end
end

#delete_before_cursor ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 453

def delete_before_cursor
  return delete_before_selections if multi_cursor?
  return false if @cursor.zero?

  @text_buffer.delete_range(@cursor - 1, @cursor)
  @cursor -= 1
  @buffer = @text_buffer.text
  sync_selection_state
  changed!
  true
end

#delete_before_selections ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 846

def delete_before_selections
  apply_selection_edits do |selection|
    range = selection_range_for(selection)
    if range[0] != range[1]
      ""
    elsif range[0].positive?
      selection[:anchor] = range[0] - 1
      ""
    end
  end
end

#delete_search_character ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 980

def delete_search_character
  apply_search_result(@search.delete_character(buffer: @buffer, cursor: @cursor))
end

#delete_word_after_cursor ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 649

def delete_word_after_cursor
  return apply_selection_edits { |selection| selection[:cursor] = next_word_boundary(selection_range_for(selection)[1]); "" } if multi_cursor?

  kill_range(@cursor, next_word_boundary(@cursor))
end

#delete_word_before_cursor ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 643

def delete_word_before_cursor
  return apply_selection_edits { |selection| selection[:anchor] = previous_word_boundary(selection_range_for(selection)[0]); "" } if multi_cursor?

  kill_range(previous_word_boundary(@cursor), @cursor)
end

#diff_view? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kward/prompt_interface/editor/state.rb', line 375

def diff_view?
  @diff_view == true
end

#dirty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kward/prompt_interface/editor/state.rb', line 391

def dirty?
  @buffer != @original_content
end

#emacs? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kward/prompt_interface/editor/state.rb', line 383

def emacs?
  @editor_mode == "emacs"
end

#extending_selections ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 951

def extending_selections
  previous = @extending_selections
  @extending_selections = true
  yield
ensure
  @extending_selections = previous
end

#file_changed_on_disk? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kward/prompt_interface/editor/state.rb', line 1020

def file_changed_on_disk?
  return false if virtual?

  @file_marker.changed_on_disk?(new_file: new_file)
end

#initialize_copy(other) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 67

def initialize_copy(other)
  super
  @path = other.path&.dup
  @display_path = other.display_path.dup
  @language = other.language
  @virtual = other.virtual?
  @original_content = other.original_content.dup
  @file_marker = EditorFileMarker.new(path: @path || @display_path, content: @original_content, new_file: other.new_file || @virtual)
  @original_digest = other.original_digest.dup
  @original_mtime = other.original_mtime
  @original_size = other.original_size
  @text_buffer = EditorBuffer.new(other.buffer)
  @buffer = @text_buffer.text
  @status = other.status.dup
  @search = EditorSearch.new(direction: other.search_direction)
  @search_active = other.search_active
  @search_query = other.search_query.dup
  @search_direction = other.search_direction
  @search_match_ranges = other.search_match_ranges.map(&:dup)
  @kill_state = EditorKillRing.new(
    kill_buffer: other.kill_buffer.dup,
    kill_ring: other.kill_ring.map(&:dup),
    last_yank_range: other.last_yank_range&.dup,
    last_yank_index: other.last_yank_index
  )
  @kill_buffer = @kill_state.kill_buffer
  @quit_confirmed = other.quit_confirmed
  @viewport_column = other.viewport_column
  @selections = EditorSelections.new(
    cursor: @cursor,
    buffer_length: @buffer.length,
    anchor: other.selection_anchor,
    secondary: other.selections.drop(1).map(&:dup)
  )
  sync_selection_state
  @editor_mode = other.editor_mode.dup
  @emacs_pending = other.emacs_pending&.dup
  @kill_ring = @kill_state.kill_ring
  @last_yank_range = @kill_state.last_yank_range
  @last_yank_index = @kill_state.last_yank_index
  @vibe_state = VibeEditorState.copy(other.vibe_state)
  sync_vibe_state
  @undo_history = EditorUndoHistory.new
  other.undo_stack.each { |entry| @undo_history.undo_stack << duplicate_editor_snapshot(entry) }
  other.redo_stack.each { |entry| @undo_history.redo_stack << duplicate_editor_snapshot(entry) }
  @undo_stack = @undo_history.undo_stack
  @redo_stack = @undo_history.redo_stack
  @readonly = other.readonly
  @diff_view = other.diff_view
end

#insert(text) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 441

def insert(text)
  text = text.to_s
  return if text.empty?
  return replace_selections(text) if multi_cursor?

  @text_buffer.insert(@cursor, text)
  @cursor += text.length
  @buffer = @text_buffer.text
  sync_selection_state
  changed!
end

#kill_line_after_cursor ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 661

def kill_line_after_cursor
  if multi_cursor?
    return apply_selection_edits do |selection|
      range = selection_range_for(selection)
      selection[:cursor] = line_end_for_offset(range[1])
      selection[:cursor] += 1 if range[0] == selection[:cursor] && selection[:cursor] < @buffer.length
      ""
    end
  end

  if current_line_empty?
    kill_range(empty_line_start, empty_line_end)
  else
    kill_range(@cursor, current_line_end)
  end
end

#kill_line_before_cursor ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 655

def kill_line_before_cursor
  return apply_selection_edits { |selection| selection[:anchor] = line_start_for_offset(selection_range_for(selection)[0]); "" } if multi_cursor?

  kill_range(current_line_start, @cursor)
end

#line_range(line_index) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 802

def line_range(line_index)
  start_index = line_start_offset(line_index)
  end_index = start_index + lines[line_index].to_s.length
  end_index += 1 if end_index < @buffer.length
  [start_index, end_index]
end

#line_start_offset(line_index) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 796

def line_start_offset(line_index)
  values = lines
  line_index = [[line_index.to_i, 0].max, values.length - 1].min
  values.first(line_index).sum { |line| line.length + 1 }
end

#lines ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 395

def lines
  @text_buffer.lines
end

#modern? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kward/prompt_interface/editor/state.rb', line 379

def modern?
  @editor_mode == "modern"
end

#move_down ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 507

def move_down
  if multi_cursor?
    return move_selection_cursors { |selection| move_offset_vertically(selection[:cursor], 1) } if extending_selections?

    return move_selections { |selection| move_offset_vertically(selection[:cursor], 1) }
  end

  line, column = cursor_line_and_column
  set_cursor_line_and_column(line + 1, column)
end

#move_file_end ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 831

def move_file_end
  @cursor = @buffer.length
end

#move_file_start ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 827

def move_file_start
  @cursor = 0
end

#move_indentation_down ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 615

def move_indentation_down
  if multi_cursor?
    return move_selection_cursors { |selection| indentation_offset_for(selection[:cursor], :down) } if extending_selections?

    return move_selections { |selection| indentation_offset_for(selection[:cursor], :down) }
  end

  line, column = cursor_line_and_column
  target_line = next_indentation_line(line, indentation_level_for_line(line))
  move_to_indentation_line(target_line, column)
end

#move_indentation_right ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 627

def move_indentation_right
  if multi_cursor?
    return move_selection_cursors { |selection| indentation_right_offset_for(selection[:cursor]) } if extending_selections?

    return move_selections { |selection| indentation_right_offset_for(selection[:cursor]) }
  end

  line, column = cursor_line_and_column
  indentation = indentation_level_for_line(line)
  if column < indentation
    set_cursor_line_and_column(line, indentation)
  else
    move_to_word_end
  end
end

#move_indentation_up ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 603

def move_indentation_up
  if multi_cursor?
    return move_selection_cursors { |selection| indentation_offset_for(selection[:cursor], :up) } if extending_selections?

    return move_selections { |selection| indentation_offset_for(selection[:cursor], :up) }
  end

  line, column = cursor_line_and_column
  target_line = previous_indentation_line(line, indentation_level_for_line(line))
  move_to_indentation_line(target_line, column)
end

#move_left ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 476

def move_left
  if multi_cursor?
    return move_selection_cursors { |selection| [selection[:cursor] - 1, 0].max } if extending_selections?

    return move_selections { |selection| collapse_or_move_left(selection) }
  end

  @cursor -= 1 if @cursor.positive?
end

#move_line_end ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 540

def move_line_end
  if multi_cursor?
    return move_selection_cursors { |selection| line_end_for_offset(selection[:cursor]) } if extending_selections?

    return move_selections { |selection| line_end_for_offset(selection[:cursor]) }
  end

  line, = cursor_line_and_column
  set_cursor_line_and_column(line, lines[line].length)
end

#move_line_first_non_blank ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 529

def move_line_first_non_blank
  line, = cursor_line_and_column
  move_to_line_first_non_blank(line)
end

#move_line_start ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 518

def move_line_start
  if multi_cursor?
    return move_selection_cursors { |selection| line_start_for_offset(selection[:cursor]) } if extending_selections?

    return move_selections { |selection| line_start_for_offset(selection[:cursor]) }
  end

  line, = cursor_line_and_column
  set_cursor_line_and_column(line, 0)
end

#move_right ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 486

def move_right
  if multi_cursor?
    return move_selection_cursors { |selection| [selection[:cursor] + 1, @buffer.length].min } if extending_selections?

    return move_selections { |selection| collapse_or_move_right(selection) }
  end

  @cursor += 1 if @cursor < @buffer.length
end

#move_to_line_first_non_blank(line_index) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 534

def move_to_line_first_non_blank(line_index)
  line = [[line_index.to_i, 0].max, lines.length - 1].min
  column = lines[line].to_s.index(/\S/) || 0
  set_cursor_line_and_column(line, column)
end

#move_to_next_word ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 583

def move_to_next_word
  if multi_cursor?
    return move_selection_cursors { |selection| next_word_boundary(selection[:cursor]) } if extending_selections?

    return move_selections { |selection| next_word_boundary(selection[:cursor]) }
  end

  @cursor = next_word_boundary(@cursor)
end

#move_to_previous_word ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 573

def move_to_previous_word
  if multi_cursor?
    return move_selection_cursors { |selection| previous_word_boundary(selection[:cursor]) } if extending_selections?

    return move_selections { |selection| previous_word_boundary(selection[:cursor]) }
  end

  @cursor = previous_word_boundary(@cursor)
end

#move_to_word_end ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 593

def move_to_word_end
  if multi_cursor?
    return move_selection_cursors { |selection| next_word_end(selection[:cursor]) } if extending_selections?

    return move_selections { |selection| next_word_end(selection[:cursor]) }
  end

  @cursor = next_word_end(@cursor)
end

#move_up ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 496

def move_up
  if multi_cursor?
    return move_selection_cursors { |selection| move_offset_vertically(selection[:cursor], -1) } if extending_selections?

    return move_selections { |selection| move_offset_vertically(selection[:cursor], -1) }
  end

  line, column = cursor_line_and_column
  set_cursor_line_and_column(line - 1, column)
end

#multi_cursor? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kward/prompt_interface/editor/state.rb', line 333

def multi_cursor?
  sync_selection_state
  @selections.multi_cursor?
end

#offset_for_line_and_column(line_index, column) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 407

def offset_for_line_and_column(line_index, column)
  @text_buffer.offset_for_line_and_column(line_index, column)
end

#page_down(rows) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 562

def page_down(rows)
  if multi_cursor?
    return move_selection_cursors { |selection| move_offset_vertically(selection[:cursor], rows.to_i) } if extending_selections?

    return move_selections { |selection| move_offset_vertically(selection[:cursor], rows.to_i) }
  end

  line, column = cursor_line_and_column
  set_cursor_line_and_column(line + rows.to_i, column)
end

#page_up(rows) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 551

def page_up(rows)
  if multi_cursor?
    return move_selection_cursors { |selection| move_offset_vertically(selection[:cursor], -rows.to_i) } if extending_selections?

    return move_selections { |selection| move_offset_vertically(selection[:cursor], -rows.to_i) }
  end

  line, column = cursor_line_and_column
  set_cursor_line_and_column(line - rows.to_i, column)
end

#push_kill(text) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 682

def push_kill(text)
  return false unless @kill_state.push(text)

  sync_kill_state
  true
end

#push_undo ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 411

def push_undo
  @undo_history.push(editor_snapshot)
end

#readonly? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kward/prompt_interface/editor/state.rb', line 359

def readonly?
  @readonly == true
end

#redo ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 428

def redo
  snapshot = @undo_history.redo(editor_snapshot)
  unless snapshot
    @status = "Already at newest change"
    return false
  end

  restore_editor_snapshot(snapshot)
  changed!
  @status = "Redo"
  true
end

#refresh_after_save(content) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 1006

def refresh_after_save(content)
  @new_file = false
  @virtual = false
  @display_path = @path.to_s
  @file_marker.refresh(content)
  @original_content = @file_marker.content
  @original_digest = @file_marker.digest
  @original_mtime = @file_marker.mtime
  @original_size = @file_marker.size
  @overwrite_confirmed = false
  @quit_confirmed = false
  @status = "Saved #{@path}"
end

#repeat_search(direction = @search_direction, query = @search_query) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 988

def repeat_search(direction = @search_direction, query = @search_query)
  apply_search_result(@search.repeat(buffer: @buffer, cursor: @cursor, direction: direction, query: query))
end

#replace_range(start_index, end_index, text) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 835

def replace_range(start_index, end_index, text)
  start_index, = @text_buffer.replace_range(start_index, end_index, text)
  @buffer = @text_buffer.text
  @cursor = [start_index, @buffer.length].min
  changed!
end

#replace_selections(text) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 842

def replace_selections(text)
  apply_selection_edits { |_selection| text.to_s }
end

#secondary_cursor_offsets ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 354

def secondary_cursor_offsets
  sync_selection_state
  @selections.secondary_cursor_offsets
end

#selected_text ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 780

def selected_text
  if vibe? && @vibe_mode == "visual_block"
    return selection_ranges.map { |range| @buffer[range[0]...range[1]].to_s }.join("\n")
  end

  ranges = selection_ranges
  return "" if ranges.empty?

  ranges.map { |range| @buffer[range[0]...range[1]].to_s }.join("\n")
end

#selection_active? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kward/prompt_interface/editor/state.rb', line 723

def selection_active?
  return false if @selection_anchor.nil?
  return true if vibe? && %w[visual visual_line visual_block].include?(@vibe_mode)

  @selection_anchor != @cursor
end

#selection_anchor ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 319

def selection_anchor
  @selection_anchor
end

#selection_anchor=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 323

def selection_anchor=(value)
  @selections.anchor = value
  sync_selection_state
end

#selection_range ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 730

def selection_range
  return visual_line_selection_range if vibe? && @vibe_mode == "visual_line" && selection_active?
  return visual_character_selection_range if vibe? && @vibe_mode == "visual" && selection_active?
  return visual_block_selection_ranges.first if vibe? && @vibe_mode == "visual_block" && selection_active?
  return nil unless primary_selection_active?

  [@selection_anchor, @cursor].minmax
end

#selection_ranges ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 739

def selection_ranges
  if vibe? && %w[visual visual_line visual_block].include?(@vibe_mode) && selection_active?
    return visual_block_selection_ranges if @vibe_mode == "visual_block"

    return [selection_range]
  end

  selections.filter_map do |selection|
    range = selection_range_for(selection)
    range if range[0] != range[1]
  end
end

#selection_to_line_start_cursors ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 933

def selection_to_line_start_cursors
  range = selection_range
  unless range
    @status = "No selection"
    return false
  end

  start_line, = cursor_line_and_column_for(range[0])
  end_line, end_column = cursor_line_and_column_for(range[1])
  end_line -= 1 if end_column.zero? && end_line > start_line
  set_selections((start_line..end_line).map do |line_index|
    offset = line_start_offset(line_index)
    { anchor: offset, cursor: offset }
  end)
  @status = "Created #{selections.length} cursors"
  true
end

#selections ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 328

def selections
  sync_selection_state
  @selections.all
end

#set_cursor_line_and_column(line_index, column) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 403

def set_cursor_line_and_column(line_index, column)
  @cursor = offset_for_line_and_column(line_index, column)
end

#set_selections(values) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 338

def set_selections(values)
  @selections.set(values)
  @cursor = @selections.primary[:cursor]
  sync_selection_state
end

#undo ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 415

def undo
  snapshot = @undo_history.undo(editor_snapshot)
  unless snapshot
    @status = "Already at oldest change"
    return false
  end

  restore_editor_snapshot(snapshot)
  changed!
  @status = "Undo"
  true
end

#vibe? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kward/prompt_interface/editor/state.rb', line 387

def vibe?
  @editor_mode == "vibe"
end

#vibe_command ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 174

def vibe_command
  @vibe_state.command
end

#vibe_command=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 178

def vibe_command=(value)
  @vibe_state.command = value
  sync_vibe_state
end

#vibe_jump_back_list ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 264

def vibe_jump_back_list
  @vibe_state.jump_back_list
end

#vibe_jump_back_list=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 268

def vibe_jump_back_list=(value)
  @vibe_state.jump_back_list = value
  sync_vibe_state
end

#vibe_jump_forward_list ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 273

def vibe_jump_forward_list
  @vibe_state.jump_forward_list
end

#vibe_jump_forward_list=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 277

def vibe_jump_forward_list=(value)
  @vibe_state.jump_forward_list = value
  sync_vibe_state
end

#vibe_kill_linewise ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 246

def vibe_kill_linewise
  @vibe_state.kill_linewise
end

#vibe_kill_linewise=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 250

def vibe_kill_linewise=(value)
  @vibe_state.kill_linewise = value
  sync_vibe_state
end

#vibe_last_change ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 183

def vibe_last_change
  @vibe_state.last_change
end

#vibe_last_change=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 187

def vibe_last_change=(value)
  @vibe_state.last_change = value
  sync_vibe_state
end

#vibe_last_find ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 192

def vibe_last_find
  @vibe_state.last_find
end

#vibe_last_find=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 196

def vibe_last_find=(value)
  @vibe_state.last_find = value
  sync_vibe_state
end

#vibe_last_macro ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 300

def vibe_last_macro
  @vibe_state.last_macro
end

#vibe_last_macro=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 304

def vibe_last_macro=(value)
  @vibe_state.last_macro = value
  sync_vibe_state
end

#vibe_last_visual_selection ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 201

def vibe_last_visual_selection
  @vibe_state.last_visual_selection
end

#vibe_last_visual_selection=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 205

def vibe_last_visual_selection=(value)
  @vibe_state.last_visual_selection = value
  sync_vibe_state
end

#vibe_macros ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 282

def vibe_macros
  @vibe_state.macros
end

#vibe_macros=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 286

def vibe_macros=(value)
  @vibe_state.macros = value
  sync_vibe_state
end

#vibe_marks ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 219

def vibe_marks
  @vibe_state.marks
end

#vibe_marks=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 223

def vibe_marks=(value)
  @vibe_state.marks = value
  sync_vibe_state
end

#vibe_mode ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 156

def vibe_mode
  @vibe_state.mode
end

#vibe_mode=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 160

def vibe_mode=(value)
  @vibe_state.mode = value
  sync_vibe_state
end

#vibe_pending ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 165

def vibe_pending
  @vibe_state.pending
end

#vibe_pending=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 169

def vibe_pending=(value)
  @vibe_state.pending = value
  sync_vibe_state
end

#vibe_previous_change_cursor ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 255

def vibe_previous_change_cursor
  @vibe_state.previous_change_cursor
end

#vibe_previous_change_cursor=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 259

def vibe_previous_change_cursor=(value)
  @vibe_state.previous_change_cursor = value
  sync_vibe_state
end

#vibe_recording_macro ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 291

def vibe_recording_macro
  @vibe_state.recording_macro
end

#vibe_recording_macro=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 295

def vibe_recording_macro=(value)
  @vibe_state.recording_macro = value
  sync_vibe_state
end

#vibe_register_types ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 237

def vibe_register_types
  @vibe_state.register_types
end

#vibe_register_types=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 241

def vibe_register_types=(value)
  @vibe_state.register_types = value
  sync_vibe_state
end

#vibe_registers ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 228

def vibe_registers
  @vibe_state.registers
end

#vibe_registers=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 232

def vibe_registers=(value)
  @vibe_state.registers = value
  sync_vibe_state
end

#vibe_visual_block_insert ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 210

def vibe_visual_block_insert
  @vibe_state.visual_block_insert
end

#vibe_visual_block_insert=(value) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 214

def vibe_visual_block_insert=(value)
  @vibe_state.visual_block_insert = value
  sync_vibe_state
end

#virtual? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kward/prompt_interface/editor/state.rb', line 363

def virtual?
  @virtual == true
end

#visual_block_selection_ranges ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 766

def visual_block_selection_ranges
  anchor_line, anchor_column = cursor_line_and_column_for(@selection_anchor)
  cursor_line, cursor_column = cursor_line_and_column
  start_line, end_line = [anchor_line, cursor_line].minmax
  start_column, end_column = [anchor_column, cursor_column].minmax
  (start_line..end_line).map do |line_index|
    line_start = line_start_offset(line_index)
    line_length = lines[line_index].to_s.length
    range_start = line_start + [start_column, line_length].min
    range_end = line_start + [end_column + 1, line_length].min
    [range_start, range_end]
  end
end

#visual_character_selection_range ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 752

def visual_character_selection_range
  start_index, end_index = [@selection_anchor, @cursor].minmax
  [start_index, [end_index + 1, @buffer.length].min]
end

#visual_line_selection_range ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 757

def visual_line_selection_range
  anchor_line, = cursor_line_and_column_for(@selection_anchor)
  cursor_line, = cursor_line_and_column
  start_line, end_line = [anchor_line, cursor_line].minmax
  start_index, = line_range(start_line)
  _, end_index = line_range(end_line)
  [start_index, end_index]
end

#word_range_at(offset) ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 809

def word_range_at(offset)
  return nil if @buffer.empty?

  index = [[offset.to_i, 0].max, @buffer.length - 1].min
  return nil if word_separator?(@buffer[index])

  start_index = index
  start_index -= 1 while start_index.positive? && !word_separator?(@buffer[start_index - 1])
  end_index = index + 1
  end_index += 1 while end_index < @buffer.length && !word_separator?(@buffer[end_index])
  [start_index, end_index]
end

#word_under_cursor ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 992

def word_under_cursor
  return "" if @buffer.empty?

  index = [[@cursor, 0].max, @buffer.length - 1].min
  index -= 1 while index.positive? && word_separator?(@buffer[index])
  return "" if word_separator?(@buffer[index])

  start_index = index
  start_index -= 1 while start_index.positive? && !word_separator?(@buffer[start_index - 1])
  end_index = index + 1
  end_index += 1 while end_index < @buffer.length && !word_separator?(@buffer[end_index])
  @buffer[start_index...end_index].to_s
end

#yank_from_kill_ring ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 689

def yank_from_kill_ring
  text = @kill_state.first_yank
  return false unless text

  start_index = @cursor
  insert(text)
  @kill_state.record_yank(start_index, @cursor)
  sync_kill_state
  true
end

#yank_kill_buffer ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 678

def yank_kill_buffer
  replace_selections(@kill_buffer.to_s) unless @kill_buffer.to_s.empty?
end

#yank_pop ⇒ Object 



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# File 'lib/kward/prompt_interface/editor/state.rb', line 700

def yank_pop
  yank = @kill_state.next_yank_pop
  return false unless yank

  start_index, end_index = yank[:range]
  text = yank[:text]
  replace_range(start_index, end_index, text)
  @cursor = start_index + text.length
  @kill_state.record_yank_pop(start_index, @cursor)
  sync_kill_state
  true
end