Class: Samovar::Split

Inherits:
Object
  • Object
show all
Defined in:
lib/samovar/split.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(key, description, marker: '--', default: nil) ⇒ Split

Returns a new instance of Split.



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# File 'lib/samovar/split.rb', line 23

def initialize(key, description, marker: '--', default: nil)
	@key = key
	@description = description
	@marker = marker
	@default = default
end

Instance Attribute Details

#key ⇒ Object (readonly)

Returns the value of attribute key.



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# File 'lib/samovar/split.rb', line 30

def key
  @key
end

Instance Method Details

#parse(input, default = @default) ⇒ Object 



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# File 'lib/samovar/split.rb', line 46

def parse(input, default = @default)
	if offset = input.index(@marker)
		input.pop(input.size - offset).tap(&:shift)
	end || default
end

#to_a ⇒ Object 



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# File 'lib/samovar/split.rb', line 36

def to_a
	usage = [to_s, @description]
	
	if @default
		usage << "Default: #{@default.inspect}"
	end
	
	return usage
end

#to_s ⇒ Object 



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# File 'lib/samovar/split.rb', line 32

def to_s
	"#{@marker} <#{@key}...>"
end