Class: Expressir::Express::Builders::SchemaDeclBuilder

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

Overview

Builds schema_decl nodes into Schema objects.

Instance Method Summary collapse

Instance Method Details

#call(ast_data) ⇒ Object 



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

def call(ast_data)
  id = Builder.build_optional(ast_data[:schema_id])
  version = if ast_data[:schema_version_id]
              Builder.build({ schema_version_id: ast_data[:schema_version_id] })
            end

  interfaces = []
  constants = []
  declarations = []

  if ast_data[:schema_body]
    interfaces = Builder.build_children(ast_data[:schema_body][:interface_specification])
    constants = build_constants(ast_data[:schema_body][:constant_decl])
    body_decls = ast_data[:schema_body][:schema_body_declaration]
    declarations = Builder.build_children(body_decls) if body_decls
  end

  types = declarations.grep(Expressir::Model::Declarations::Type)
  entities = declarations.grep(Expressir::Model::Declarations::Entity)
  subtype_constraints = declarations.grep(Expressir::Model::Declarations::SubtypeConstraint)
  functions = declarations.grep(Expressir::Model::Declarations::Function)
  rules = declarations.grep(Expressir::Model::Declarations::Rule)
  procedures = declarations.grep(Expressir::Model::Declarations::Procedure)

  Expressir::Model::Declarations::Schema.new(
    id: id,
    version: version,
    interfaces: interfaces.compact,
    constants: [constants].flatten,
    types: types,
    entities: entities,
    subtype_constraints: subtype_constraints,
    functions: functions,
    rules: rules,
    procedures: procedures,
  )
end