Class: AmberVM::Functions::SetAt

Inherits:
Function show all
Defined in:
lib/amber/functions/array/set_at.rb

Overview

This Function is used to set a element of a List on a specific position. The List is passed as first and the position, a Number, passed as second parameter.

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 



33
34
35
36
37
38
39
40
41
42
 
# File 'lib/amber/functions/array/set_at.rb', line 33

def SetAt.execute params, env
  if params.length == 3
    array = params.shift
    pos = params.shift
    value = params.shift
    array[pos.to_i] = value
  else
    AmberVM::Classes[:error].new(1,"FUNCTION (#{self.class}) EXPECTS 3 ARGUMENTS BUT GOT #{params.length}")
  end
end

.signature ⇒ Object 



44
45
46
 
# File 'lib/amber/functions/array/set_at.rb', line 44

def SetAt.signature
  [AmberVM::Classes::List, AmberVM::Classes::Number, :any]
end