Class: Arg

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, hash = { }) ⇒ Arg

Returns a new instance of Arg.



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# File 'lib/args.rb', line 6

def initialize(name, hash={ })
  @name = name
  hash.each {|k,v| instance_variable_set("@#{k}",v)}
end

Instance Attribute Details

#default ⇒ Object

Returns the value of attribute default.



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# File 'lib/args.rb', line 4

def default
  @default
end

#desc ⇒ Object

Returns the value of attribute desc.



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# File 'lib/args.rb', line 4

def desc
  @desc
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/args.rb', line 4

def name
  @name
end

#next_node ⇒ Object

Returns the value of attribute next_node.



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# File 'lib/args.rb', line 4

def next_node
  @next_node
end

#required ⇒ Object

Returns the value of attribute required.



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# File 'lib/args.rb', line 4

def required
  @required
end

#validator ⇒ Object

Returns the value of attribute validator.



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# File 'lib/args.rb', line 4

def validator
  @validator
end

#value ⇒ Object

Returns the value of attribute value.



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# File 'lib/args.rb', line 4

def value
  @value
end

Instance Method Details

#validate?(value) ⇒ Boolean

return true on success error message on failure

Returns:

  • (Boolean) 


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# File 'lib/args.rb', line 14

def validate?(value)
  vclass = @validator.class
  if vclass == Regexp
    test = (value =~ @validator)
    on_error = "Invalid Format for " + @name
  elsif vclass == Array
    test = @validator.include? value
    on_error = "Invalid choice for " + @name + ", must be one of " + @validator.to_s
  elsif vclass == Hash
    test = @validator.has_key? value
    on_error = "Invalid choice for " + @name + ", must be one of " + @validator.keys.to_s
  elsif vclass == String
    result = {}
    Route.new.send("get_available_" + @validator).each { |hash|
      result[hash["Name"]] = hash["Id"]
    }
    @validator = result
    test = validate? value
    if (test.class == String)
      on_error = test
      test = false
    end
  else
    test = false
    on_error = "unknown type of validator:" + @validator.to_s + ", class=" + @validator.class.to_s
  end
  if test
    true
  else
    on_error
  end
end