Class: Expressir::Express::Builders::DerivedAttrBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/expressir/express/builders/derived_attr_builder.rb

Overview

Builds derived_attr nodes.

Instance Method Summary collapse

Instance Method Details

#call(ast_data) ⇒ Object 



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# File 'lib/expressir/express/builders/derived_attr_builder.rb', line 8

def call(ast_data)
  attr_decl_data = ast_data[:attribute_decl]
  attr = if attr_decl_data.is_a?(Hash)
           Builder.build({ attribute_decl: attr_decl_data })
         end
  type = Builder.build_optional(ast_data[:parameter_type])
  expression = Builder.build_optional(ast_data[:expression])

  Expressir::Model::Declarations::DerivedAttribute.new(
    id: attr&.id,
    supertype_attribute: attr&.supertype_attribute,
    type: type,
    expression: expression,
  )
end