Class: Console::Terminal::Text

Inherits:
Object
  • Object
show all
Defined in:
lib/console/terminal/text.rb

Direct Known Subclasses

XTerm

Instance Method Summary collapse

Constructor Details

#initialize(output) ⇒ Text

Returns a new instance of Text.



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# File 'lib/console/terminal/text.rb', line 29

def initialize(output)
	@output = output
	@styles = {reset: self.reset}
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/console/terminal/text.rb', line 34

def [] key
	@styles[key]
end

#[]=(key, value) ⇒ Object 



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# File 'lib/console/terminal/text.rb', line 38

def []= key, value
	@styles[key] = value
end

#colors? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/console/terminal/text.rb', line 42

def colors?
	false
end

#print(*arguments) ⇒ Object

Print out the given arguments. When the argument is a symbol, look up the style and inject it into the output stream. When the argument is a proc/lambda, call it with self as the argument. When the argument is anything else, write it directly to the output.



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# File 'lib/console/terminal/text.rb', line 76

def print(*arguments)
	arguments.each do |argument|
		case argument
		when Symbol
			@output.write(self[argument])
		when Proc
			argument.call(self)
		else
			@output.write(argument)
		end
	end
end

#print_line(*arguments) ⇒ Object

Print out the arguments as per #print, followed by the reset sequence and a newline.



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# File 'lib/console/terminal/text.rb', line 90

def print_line(*arguments)
	print(*arguments)
	@output.puts(self.reset)
end

#puts(*arguments, style: nil) ⇒ Object 



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# File 'lib/console/terminal/text.rb', line 62

def puts(*arguments, style: nil)
	if style and prefix = self[style]
		@output.write(prefix)
		@output.puts(*arguments)
		@output.write(self.reset)
	else
		@output.puts(*arguments)
	end
end

#reset ⇒ Object 



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# File 'lib/console/terminal/text.rb', line 49

def reset
end

#style(foreground, background = nil, *attributes) ⇒ Object 



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# File 'lib/console/terminal/text.rb', line 46

def style(foreground, background = nil, *attributes)
end

#write(*arguments, style: nil) ⇒ Object 



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# File 'lib/console/terminal/text.rb', line 52

def write(*arguments, style: nil)
	if style and prefix = self[style]
		@output.write(prefix)
		@output.write(*arguments)
		@output.write(self.reset)
	else
		@output.write(*arguments)
	end
end