Class: TTYString::Parser

Inherits:
StringScanner
  • Object
show all
Defined in:
lib/tty_string/parser.rb

Overview

Reads the text string a

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#screen ⇒ Object (readonly)

Returns the value of attribute screen.



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# File 'lib/tty_string/parser.rb', line 13

def screen
  @screen
end

#style_handler ⇒ Object (readonly)

Returns the value of attribute style_handler.



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# File 'lib/tty_string/parser.rb', line 13

def style_handler
  @style_handler
end

Instance Method Details

#cursor ⇒ Object 



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# File 'lib/tty_string/parser.rb', line 25

def cursor
  screen.cursor
end

#initial_style ⇒ Object 



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# File 'lib/tty_string/parser.rb', line 43

def initial_style
  @initial_style ||= case style_handler
  when RENDER then Style.new(parser: self)
  else NullStyle
  end
end

#render(style:, unknown:) ⇒ Object

rubocop:disable Metrics/MethodLength



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# File 'lib/tty_string/parser.rb', line 15

def render(style:, unknown:) # rubocop:disable Metrics/MethodLength
  @style_handler = style
  @unknown_handler = unknown

  reset
  @screen = Screen.new(initial_style: initial_style)
  read until eos?
  screen.to_s
end

#unknown ⇒ Object

rubocop:disable Metrics/MethodLength



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# File 'lib/tty_string/parser.rb', line 29

def unknown # rubocop:disable Metrics/MethodLength
  case unknown_handler
  when RAISE
    raise(
      UnknownCodeError,
      if block_given?
        yield(matched)
      else
        "Unknown code #{matched.inspect}"
      end
    )
  end
end