Class: Expressir::Express::Builders::TypeBuilder

Inherits:
Object
  • Object
show all
Includes:
Helpers
Defined in:
lib/expressir/express/builders/type_builder.rb

Overview

Builds data type nodes (enumeration, select, array, bag, list, set, etc.).

Instance Method Summary collapse

Methods included from Helpers

#apply_qualifier, #extract_id_ref, #extract_interval_op, #extract_nested_text, #extract_operator, #extract_rel_op, #extract_text, #extract_unary_op, #first_value

Instance Method Details

#build_aggregation_type(ast_data, type_class) ⇒ Object 



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# File 'lib/expressir/express/builders/type_builder.rb', line 85

def build_aggregation_type(ast_data, type_class)
  bound_spec = ast_data[:bound_spec] || {}
  bound1 = Builder.build_optional(bound_spec[:bound1])
  bound2 = Builder.build_optional(bound_spec[:bound2])
  optional = !ast_data[:t_optional].nil?
  unique = !ast_data[:t_unique].nil?
  base_type = Builder.build_optional(ast_data[:instantiable_type])

  type_class.new(
    bound1: bound1,
    bound2: bound2,
    optional: optional,
    unique: unique,
    base_type: base_type,
  )
end

#build_array_type(ast_data) ⇒ Object

Aggregation types



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# File 'lib/expressir/express/builders/type_builder.rb', line 53

def build_array_type(ast_data)
  build_aggregation_type(ast_data, Expressir::Model::DataTypes::Array)
end

#build_bag_type(ast_data) ⇒ Object 



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# File 'lib/expressir/express/builders/type_builder.rb', line 57

def build_bag_type(ast_data)
  build_aggregation_type(ast_data, Expressir::Model::DataTypes::Bag)
end

#build_binary_type(ast_data) ⇒ Object

Binary type



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# File 'lib/expressir/express/builders/type_builder.rb', line 34

def build_binary_type(ast_data)
  width = Builder.build_optional(ast_data[:width_spec]&.dig(:width))
  fixed = !ast_data[:width_spec]&.dig(:t_fixed).nil?
  kwargs = { width: width }
  kwargs[:fixed] = fixed if fixed
  Expressir::Model::DataTypes::Binary.new(**kwargs)
end

#build_enumeration_item(ast_data) ⇒ Object

Enumeration item



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# File 'lib/expressir/express/builders/type_builder.rb', line 159

def build_enumeration_item(ast_data)
  id = nil
  if ast_data.is_a?(Hash)
    if ast_data[:enumeration_id]
      enum_id_data = ast_data[:enumeration_id]
      id = if enum_id_data.is_a?(Hash)
             extract_text(enum_id_data[:str]) || extract_text(enum_id_data[:simple_id]&.dig(:str))
           else
             enum_id_data.to_s
           end
    elsif ast_data[:simple_id]
      id = extract_text(ast_data[:simple_id]&.dig(:str)) || extract_text(ast_data[:str])
    elsif ast_data[:str]
      id = extract_text(ast_data[:str])
    end
  elsif ast_data.is_a?(String)
    id = ast_data
  end
  Expressir::Model::DataTypes::EnumerationItem.new(id: id)
end

#build_enumeration_type(ast_data) ⇒ Object

Enumeration type



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# File 'lib/expressir/express/builders/type_builder.rb', line 118

def build_enumeration_type(ast_data)
  extensible = !ast_data[:t_extensible].nil?
  items = []
  based_on = nil

  if ast_data[:enumeration_items].is_a?(Hash)
    items_data = ast_data[:enumeration_items][:list_of_enumeration_item] ||
      ast_data[:enumeration_items][:enumeration_item]
    if items_data
      items_data = items_data[:enumeration_item] if items_data.is_a?(Hash) && items_data[:enumeration_item]
      items_data = [items_data] unless items_data.is_a?(Array)
      items = items_data.filter_map do |item|
        actual_item = item.is_a?(Hash) ? (item[:enumeration_item] || item) : item
        Builder.build({ enumeration_item: actual_item })
      end
    end
  elsif ast_data[:enumeration_extension].is_a?(Hash)
    # Wrap type_ref data so the correct handler is called
    type_ref_data = ast_data[:enumeration_extension][:type_ref]
    based_on = Builder.build({ type_ref: type_ref_data }) if type_ref_data

    if ast_data[:enumeration_extension][:enumeration_items].is_a?(Hash)
      items_data = ast_data[:enumeration_extension][:enumeration_items][:list_of_enumeration_item] ||
        ast_data[:enumeration_extension][:enumeration_items][:enumeration_item]
      if items_data
        items_data = items_data[:enumeration_item] if items_data.is_a?(Hash) && items_data[:enumeration_item]
        items_data = [items_data] unless items_data.is_a?(Array)
        items = items_data.filter_map do |item|
          actual_item = item.is_a?(Hash) ? (item[:enumeration_item] || item) : item
          Builder.build({ enumeration_item: actual_item })
        end
      end
    end
  end

  kwargs = { based_on: based_on, items: items }
  kwargs[:extensible] = extensible if extensible
  Expressir::Model::DataTypes::Enumeration.new(**kwargs)
end

#build_general_aggregation_type(ast_data, type_class) ⇒ Object

General aggregation types (used in parameter types) These use parameter_type instead of instantiable_type



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# File 'lib/expressir/express/builders/type_builder.rb', line 104

def build_general_aggregation_type(ast_data, type_class)
  bound_spec = ast_data[:bound_spec] || {}
  bound1 = Builder.build_optional(bound_spec[:bound1])
  bound2 = Builder.build_optional(bound_spec[:bound2])
  base_type = Builder.build_optional(ast_data[:parameter_type])

  type_class.new(
    bound1: bound1,
    bound2: bound2,
    base_type: base_type,
  )
end

#build_general_array_type(ast_data) ⇒ Object 



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# File 'lib/expressir/express/builders/type_builder.rb', line 81

def build_general_array_type(ast_data)
  build_general_aggregation_type(ast_data, Expressir::Model::DataTypes::Array)
end

#build_general_bag_type(ast_data) ⇒ Object 



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# File 'lib/expressir/express/builders/type_builder.rb', line 77

def build_general_bag_type(ast_data)
  build_general_aggregation_type(ast_data, Expressir::Model::DataTypes::Bag)
end

#build_general_list_type(ast_data) ⇒ Object 



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# File 'lib/expressir/express/builders/type_builder.rb', line 73

def build_general_list_type(ast_data)
  build_general_aggregation_type(ast_data, Expressir::Model::DataTypes::List)
end

#build_general_set_type(ast_data) ⇒ Object 



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# File 'lib/expressir/express/builders/type_builder.rb', line 69

def build_general_set_type(ast_data)
  build_general_aggregation_type(ast_data, Expressir::Model::DataTypes::Set)
end

#build_list_type(ast_data) ⇒ Object 



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# File 'lib/expressir/express/builders/type_builder.rb', line 61

def build_list_type(ast_data)
  build_aggregation_type(ast_data, Expressir::Model::DataTypes::List)
end

#build_real_type(ast_data) ⇒ Object

Real type



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# File 'lib/expressir/express/builders/type_builder.rb', line 43

def build_real_type(ast_data)
  precision = Builder.build_optional(ast_data[:precision_spec])
  if precision
    Expressir::Model::DataTypes::Real.new(precision: precision)
  else
    Expressir::Model::DataTypes::Real.new
  end
end

#build_select_type(ast_data) ⇒ Object

Select type



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# File 'lib/expressir/express/builders/type_builder.rb', line 181

def build_select_type(ast_data)
  extensible = !ast_data[:t_extensible].nil?
  generic_entity = !ast_data[:t_generic_entity].nil?
  items = []
  based_on = nil

  if ast_data[:select_list].is_a?(Hash)
    named_types = ast_data[:select_list][:list_of_named_types]
    items = Builder.build_children(named_types) if named_types
  elsif ast_data[:select_extension].is_a?(Hash)
    # Wrap type_ref data so the correct handler is called
    if ast_data[:select_extension][:type_ref]
      based_on = Builder.build({ type_ref: ast_data[:select_extension][:type_ref] })
    end
    if ast_data[:select_extension][:select_list].is_a?(Hash)
      named_types = ast_data[:select_extension][:select_list][:list_of_named_types]
      items = Builder.build_children(named_types) if named_types
    end
  end

  kwargs = { based_on: based_on, items: items.compact }
  kwargs[:extensible] = extensible if extensible
  kwargs[:generic_entity] = generic_entity if generic_entity
  Expressir::Model::DataTypes::Select.new(**kwargs)
end

#build_set_type(ast_data) ⇒ Object 



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# File 'lib/expressir/express/builders/type_builder.rb', line 65

def build_set_type(ast_data)
  build_aggregation_type(ast_data, Expressir::Model::DataTypes::Set)
end

#build_string_type(ast_data) ⇒ Object

String type



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# File 'lib/expressir/express/builders/type_builder.rb', line 25

def build_string_type(ast_data)
  width = Builder.build_optional(ast_data[:width_spec]&.dig(:width))
  fixed = !ast_data[:width_spec]&.dig(:t_fixed).nil?
  kwargs = { width: width }
  kwargs[:fixed] = fixed if fixed
  Expressir::Model::DataTypes::String.new(**kwargs)
end

#build_type_wrapper(ast_data) ⇒ Object

Type wrappers - choice types that dispatch to inner type



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# File 'lib/expressir/express/builders/type_builder.rb', line 208

def build_type_wrapper(ast_data)
  return nil unless ast_data.is_a?(Hash)

  ast_data.each do |k, v|
    next unless v

    result = Builder.build({ k => v })
    return result if result
  end
  nil
end