Class: Textbringer::RubyMode

Inherits:
ProgrammingMode show all
Defined in:
lib/textbringer/modes/ruby_mode.rb

Constant Summary

Constants inherited from ProgrammingMode

ProgrammingMode::PROGRAMMING_MODE_MAP

Constants included from Commands

Commands::ISEARCH_MODE_MAP, Commands::ISEARCH_STATUS, Commands::RE_SEARCH_STATUS, Commands::UNIVERSAL_ARGUMENT_MAP

Constants included from Utils

Utils::HOOKS, Utils::Y_OR_N_MAP

Instance Attribute Summary

Attributes inherited from Mode

#buffer

Instance Method Summary collapse

Methods inherited from ProgrammingMode

#newline_and_reindent

Methods inherited from Mode

define_generic_command, inherited, list, #name

Methods included from Commands

#current_prefix_arg, define_command, #isearch_done, #isearch_mode, #isearch_pre_command_hook, #isearch_prompt, #isearch_repeat, #isearch_repeat_backward, #isearch_repeat_forward, #isearch_search, list, #match_beginning, #match_end, #match_string, #number_prefix_arg, #replace_match, undefine_command, #universal_argument_mode

Methods included from Utils

#add_hook, #complete, #handle_exception, #message, #read_buffer, #read_char, #read_command_name, #read_file_name, #read_from_minibuffer, #read_single_char, #received_keyboard_quit?, #remove_hook, #run_hooks, #self_insert_and_exit_minibuffer, #set_transient_map, #sit_for, #sleep_for, #y_or_n?, #yes_or_no?

Constructor Details

#initialize(buffer) ⇒ RubyMode

Returns a new instance of RubyMode.



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# File 'lib/textbringer/modes/ruby_mode.rb', line 13

def initialize(buffer)
  super(buffer)
  @buffer[:indent_tabs_mode] = CONFIG[:ruby_indent_tabs_mode]
end

Instance Method Details

#backward_definition(n = number_prefix_arg || 1) ⇒ Object 



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# File 'lib/textbringer/modes/ruby_mode.rb', line 69

def backward_definition(n = number_prefix_arg || 1)
  tokens = Ripper.lex(@buffer.to_s).reverse
  @buffer.beginning_of_line
  n.times do |i|
    tokens = tokens.drop_while { |(l, c), e, t|
      l >= @buffer.current_line ||
        e != :on_kw || /\A(?:class|module|def)\z/ !~ t
    }
    (line, column), event, text = tokens.first
    if line.nil?
      @buffer.beginning_of_buffer
      break
    end
    @buffer.goto_line(line)
    tokens = tokens.drop(1)
  end
  while /\s/ =~ @buffer.char_after
    @buffer.forward_char
  end
end

#compile ⇒ Object 



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# File 'lib/textbringer/modes/ruby_mode.rb', line 90

def compile
  cmd = read_from_minibuffer("Compile: ", default: default_compile_command)
  shell_execute(cmd, "*Ruby compile result*")
  backtrace_mode
end

#forward_definition(n = number_prefix_arg || 1) ⇒ Object 



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# File 'lib/textbringer/modes/ruby_mode.rb', line 48

def forward_definition(n = number_prefix_arg || 1)
  tokens = Ripper.lex(@buffer.to_s)
  @buffer.forward_line
  n.times do |i|
    tokens = tokens.drop_while { |(l, c), e, t|
      l < @buffer.current_line ||
        e != :on_kw || /\A(?:class|module|def)\z/ !~ t
    }
    (line, column), event, text = tokens.first
    if line.nil?
      @buffer.end_of_buffer
      break
    end
    @buffer.goto_line(line)
    tokens = tokens.drop(1)
  end
  while /\s/ =~ @buffer.char_after
    @buffer.forward_char
  end
end

#indent_line ⇒ Object

Return true if modified.



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# File 'lib/textbringer/modes/ruby_mode.rb', line 19

def indent_line
  result = false
  level = calculate_indentation
  @buffer.save_excursion do
    @buffer.beginning_of_line
    has_space = @buffer.looking_at?(/[ \t]+/)
    if has_space
      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)
    if has_space
      @buffer.merge_undo(2)
    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