Class: Textbringer::ProgrammingMode

Inherits:
FundamentalMode show all
Defined in:
lib/textbringer/modes/programming_mode.rb

Direct Known Subclasses

CMode, RubyMode

Constant Summary

Constants inherited from Mode

Mode::DEFAULT_SYNTAX_TABLE

Constants included from Commands

Commands::CLIPBOARD_AVAILABLE, Commands::CTAGS, Commands::HELP_RING, Commands::ISEARCH_STATUS, Commands::KEYBOARD_MACROS, Commands::REGISTERS, Commands::RE_SEARCH_STATUS

Constants included from Utils

Utils::COMPLETION, Utils::HOOKS

Instance Attribute Summary

Attributes inherited from Mode

#buffer

Instance Method Summary collapse

Methods inherited from FundamentalMode

#symbol_pattern

Methods inherited from Mode

define_generic_command, define_local_command, define_syntax, inherited, list, #name, #syntax_table

Methods included from Commands

[], #command_help, command_table, #current_prefix_arg, define_command, #execute_keyboard_macro, #get_tags, #isearch_done, #isearch_mode, #isearch_mode?, #isearch_pre_command_hook, #isearch_prompt, #isearch_repeat, #isearch_repeat_backward, #isearch_repeat_forward, #isearch_search, #keymap_bindings, list, #match_beginning, #match_end, #match_string, #number_prefix_arg, #prefix_numeric_value, #read_input_method_name, #read_keyboard_macro, #read_register, #replace_match, undefine_command, #universal_argument_mode

Methods included from Utils

add_hook, background, complete_for_minibuffer, foreground, foreground!, message, read_buffer, read_char, read_command_name, read_encoding, read_event, read_expression, read_file_name, read_from_minibuffer, read_key_sequence, read_object, read_single_char, received_keyboard_quit?, remove_hook, ruby_install_name, run_hooks, self_insert_and_exit_minibuffer, set_transient_map, show_exception, sit_for, sleep_for, y_or_n?, yes_or_no?

Constructor Details

#initialize(buffer) ⇒ ProgrammingMode

Returns a new instance of ProgrammingMode.



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# File 'lib/textbringer/modes/programming_mode.rb', line 26

def initialize(buffer)
  super(buffer)
  buffer.keymap = PROGRAMMING_MODE_MAP
end

Instance Method Details

#comment_start ⇒ Object 



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# File 'lib/textbringer/modes/programming_mode.rb', line 107

def comment_start
  nil
end

#indent_line ⇒ Object

Return true if modified.



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# File 'lib/textbringer/modes/programming_mode.rb', line 32

def indent_line
  result = false
  level = calculate_indentation
  return result if level.nil? || level < 0
  @buffer.save_excursion do
    @buffer.beginning_of_line
    @buffer.composite_edit do
      if @buffer.looking_at?(/[ \t]+/)
        s = @buffer.match_string(0)
        break if /\t/ !~ s && s.size == level
        @buffer.delete_region(@buffer.match_beginning(0),
                              @buffer.match_end(0))
      else
        break if level == 0
      end
      @buffer.indent_to(level)
    end
    result = true
  end
  pos = @buffer.point
  @buffer.beginning_of_line
  @buffer.forward_char while /[ \t]/ =~ @buffer.char_after
  if @buffer.point < pos
    @buffer.goto_char(pos)
  end
  result
end

#indent_new_comment_line ⇒ Object 



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# File 'lib/textbringer/modes/programming_mode.rb', line 91

def indent_new_comment_line
  if comment_start.nil?
    @buffer.newline
    return
  end
  s = @buffer.save_excursion {
    @buffer.beginning_of_line
    if @buffer.looking_at?(/[ \t]*#{comment_start}+[ \t]*/)
      @buffer.match_string(0)
    else
      ""
    end
  }
  @buffer.insert("\n" + s)
end

#indent_region(s = @buffer.mark, e = @buffer.point) ⇒ Object 



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# File 'lib/textbringer/modes/programming_mode.rb', line 75

def indent_region(s = @buffer.mark, e = @buffer.point)
  s, e = Buffer.region_boundaries(s, e)
  end_mark = @buffer.new_mark(e)
  begin
    @buffer.save_excursion do
      @buffer.goto_char(s)
      until @buffer.end_of_buffer? || @buffer.point_after_mark?(end_mark)
        indent_line
        @buffer.forward_line
      end
    end
  ensure
    end_mark.delete
  end
end

#reindent_then_newline_and_indent ⇒ Object 



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# File 'lib/textbringer/modes/programming_mode.rb', line 60

def reindent_then_newline_and_indent
  @buffer.composite_edit do
    indent_line
    @buffer.save_excursion do
      pos = @buffer.point
      @buffer.beginning_of_line
      if /\A[ \t]+\z/.match?(@buffer.substring(@buffer.point, pos))
        @buffer.delete_region(@buffer.point, pos)
      end
    end
    @buffer.insert("\n")
    indent_line
  end
end