Class: ParamsReady::Parameter::AbstractStructParameter

Inherits:
Parameter show all
Includes:
ComplexParameter
Defined in:
lib/params_ready/parameter/abstract_struct_parameter.rb

Direct Known Subclasses

EnumSetParameter, StructParameter

Constant Summary collapse

EMPTY_HASH = 
'0'

Instance Attribute Summary

Attributes inherited from AbstractParameter

#definition

Instance Method Summary collapse

Methods included from ComplexParameter

#update_child

Methods inherited from Parameter

#allows_undefined?, #definite_default?, #eligible_for_output?, #format, #format_self_permitted, #freeze, #hash, #hash_key, #initialize, #inspect_content, #is_default?, #is_definite?, #is_nil?, #is_undefined?, #memo, #memo!, #nil_default?, #populate_other, #set_from_input, #set_value, #to_hash_if_eligible, #unwrap, #unwrap_or

Methods inherited from AbstractParameter

#==, #dup, #initialize, #inspect, intent_for_children, #match?, #populate, #to_hash, #update_if_applicable, #update_in

Methods included from Extensions::Freezer

#freeze_variable, #freeze_variables, #variables_to_freeze

Methods included from FromHash

#set_from_hash

Methods included from Extensions::Freezer::InstanceMethods

#freeze

Constructor Details

This class inherits a constructor from ParamsReady::Parameter::Parameter

Instance Method Details

#[](name) ⇒ Object 



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# File 'lib/params_ready/parameter/abstract_struct_parameter.rb', line 33

def [](name)
  child(name)
end

#[]=(name, value) ⇒ Object 



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# File 'lib/params_ready/parameter/abstract_struct_parameter.rb', line 27

def []=(name, value)
  init_for_write
  c = child(name)
  c.set_value(value)
end

#find_in_hash(hash, context) ⇒ Object 



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# File 'lib/params_ready/parameter/abstract_struct_parameter.rb', line 37

def find_in_hash(hash, context)
  found, result = super hash, context

  if !(default_defined? || optional?) && result == Extensions::Undefined
    # nil value for non-default and non-optional hash means
    # children may be able to set themselves if they have defaults
    [true, {}]
  elsif result == EMPTY_HASH
    [true, {}]
  else
    [found, result]
  end
end

#for_frontend(format = :frontend, restriction: nil, data: nil) ⇒ Object 



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# File 'lib/params_ready/parameter/abstract_struct_parameter.rb', line 68

def for_frontend(format = :frontend, restriction: nil, data: nil)
  for_output(format, restriction: restriction, data: data)
end

#for_model(format = :update, restriction: nil) ⇒ Object 



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# File 'lib/params_ready/parameter/abstract_struct_parameter.rb', line 72

def for_model(format = :update, restriction: nil)
  for_output(format, restriction: restriction)
end

#for_output(format, restriction: nil, data: nil) ⇒ Object 



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# File 'lib/params_ready/parameter/abstract_struct_parameter.rb', line 59

def for_output(format, restriction: nil, data: nil)
  restriction ||= Restriction.blanket_permission

  intent = Intent.new(format, restriction, data: data)
  output = format(intent)
  return {} if output.nil? || output == EMPTY_HASH
  output
end

#wrap_output(output, intent) ⇒ Object 



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# File 'lib/params_ready/parameter/abstract_struct_parameter.rb', line 51

def wrap_output(output, intent)
  if (output.nil? || output.empty?) && !default_defined? && !optional?
    nil
  else
    super
  end
end