Class: RVM::Functions::Neg

Inherits:
Function show all
Defined in:
lib/rvm/functions/math/neg.rb

Class Method Summary collapse

Methods inherited from Function

call, data_type, execargs, method_missing

Methods included from Plugin

#helper, #included, #plugin_host, #plugin_id, #register_for

Class Method Details

.execute(params, env) ⇒ Object 



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# File 'lib/rvm/functions/math/neg.rb', line 29

def Neg.execute params, env
	if params.length == 1
		RVM::Classes[:number].new(params[0] * -1)
	else
		RVM::Classes[:error].new(1,"FUNCTION (#{self.name}) EXPECTS 1 ARGUMENTS BUT GOT #{params.length}")
	end
end

.signature ⇒ Object 



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# File 'lib/rvm/functions/math/neg.rb', line 37

def Neg.signature
	[:number]
end