Class: Teapot::Indentation

Inherits:
Object
  • Object
show all
Defined in:
lib/teapot/substitutions.rb

Constant Summary collapse

TAB = 
"\t".freeze

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(prefix, level, indent) ⇒ Indentation

Returns a new instance of Indentation.



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# File 'lib/teapot/substitutions.rb', line 25

def initialize(prefix, level, indent)
	@prefix = prefix
	@level = level
	@indent = indent
end

Class Method Details

.none ⇒ Object 



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# File 'lib/teapot/substitutions.rb', line 61

def self.none
	self.new('', 0, TAB)
end

Instance Method Details

#+(other) ⇒ Object 



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# File 'lib/teapot/substitutions.rb', line 45

def + other
	indentation + other
end

#<<(text) ⇒ Object 



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# File 'lib/teapot/substitutions.rb', line 49

def << text
	text.gsub(/^/){|m| m + indentation}
end

#by(depth) ⇒ Object 



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# File 'lib/teapot/substitutions.rb', line 53

def by(depth)
	Indentation.new(@prefix, @level + depth, @indent)
end

#freeze ⇒ Object 



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# File 'lib/teapot/substitutions.rb', line 31

def freeze
	indentation
	
	@prefix.freeze
	@level.freeze
	@indent.freeze
	
	super
end

#indentation ⇒ Object 



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# File 'lib/teapot/substitutions.rb', line 41

def indentation
	@indentation ||= @prefix + (@indent * @level)
end

#with_prefix(prefix) ⇒ Object 



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# File 'lib/teapot/substitutions.rb', line 57

def with_prefix(prefix)
	Indentation.new(prefix, @level, @indent)
end