Class: Command

Inherits:
Object
  • Object
show all
Defined in:
lib/YASP/command.rb

Instance Method Summary collapse

Constructor Details

#initialize(name, args) ⇒ Command

Returns a new instance of Command.



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# File 'lib/YASP/command.rb', line 3

def initialize(name, args)
	@label = name

	if (args.last.is_a?(Hash))
		@args = args[0...-1]
		@opts = args.last
	else
		@args = args
		@opts = {}
	end

	@children = []
end

Instance Method Details

#<<(child) ⇒ Object

TODO deferral mixin



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# File 'lib/YASP/command.rb', line 17

def <<(child)#TODO deferral mixin
	#TODO what the hell does 'deferral mixin' mean? why was I so bad at coments?
	@children << child
end

#argstring ⇒ Object 



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# File 'lib/YASP/command.rb', line 30

def argstring
	@args.map(&:inspect).join(", ").chomp(", ")
end

#indent(depth) ⇒ Object 



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# File 'lib/YASP/command.rb', line 38

def indent(depth)
	"  "*depth
end

#label ⇒ Object 



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# File 'lib/YASP/command.rb', line 26

def label
	@label
end

#opts ⇒ Object 



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# File 'lib/YASP/command.rb', line 22

def opts
	@opts
end

#optstring ⇒ Object 



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# File 'lib/YASP/command.rb', line 34

def optstring
	@opts.map { |key, value| "#{key}=#{value.inspect}"}.join(", ").chomp(", ")
end

#parse_arguments ⇒ Object 



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# File 'lib/YASP/command.rb', line 42

def parse_arguments
	if @opts.empty?
		argstring
	elsif @args.empty?
		optstring
	else
		"#{argstring}, #{optstring}"
	end
end

#parse_children(depth) ⇒ Object 



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# File 'lib/YASP/command.rb', line 52

def parse_children(depth)
	@children.map{ |c| c.to_scad(depth) }.join()
end

#parse_nested_children(depth) ⇒ Object 



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# File 'lib/YASP/command.rb', line 56

def parse_nested_children(depth)
	unless @children.empty?
		"{\n#{parse_children(depth)}#{indent(depth-1)}}"
	end
end

#to_scad(depth) ⇒ Object 



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# File 'lib/YASP/command.rb', line 62

def to_scad(depth)
	if label
		"#{indent(depth)}#{label}(#{parse_arguments})#{parse_nested_children(depth+1)};\n"
	else
		parse_children(depth)
	end
end