Class: Ree::ObjectDsl

Inherits:
Object show all
Includes:
Args
Defined in:
lib/ree/dsl/object_dsl.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Args

#check_arg, #check_arg_any, #check_arg_array_of, #check_bool, #not_nil

Constructor Details

#initialize(packages_facade, klass, name, mount_as) ⇒ ObjectDsl

Returns a new instance of ObjectDsl.

Parameters:

  • packages_facade (Ree::PackagesFacade)
  • klass (Class)
  • name (Symbol)
  • abs_path (Nilor[String])
  • mount_as (Symbol) 


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# File 'lib/ree/dsl/object_dsl.rb', line 15

def initialize(packages_facade, klass, name, mount_as)
  @packages_facade = packages_facade

  @object = register_object(
    klass, name, mount_as,
  )

  @package = @packages_facade.get_loaded_package(@object.package_name)

  if @package.default_links
    instance_exec(&@package.default_links)
  end
end

Instance Attribute Details

#object ⇒ Object (readonly)

Returns the value of attribute object.



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# File 'lib/ree/dsl/object_dsl.rb', line 8

def object
  @object
end

#package ⇒ Object (readonly)

Returns the value of attribute package.



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# File 'lib/ree/dsl/object_dsl.rb', line 8

def package
  @package
end

Instance Method Details

#after_init(method_name) ⇒ Object

Parameters:

  • method_name (Symbol) 


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# File 'lib/ree/dsl/object_dsl.rb', line 169

def after_init(method_name)
  if @object.factory?
    raise_error("Factory beans do not support after_init DSL")
  end

  check_arg(method_name, :method_name, Symbol)
  @object.set_after_init(method_name)
end

#benchmark(once: false, deep: true, hide_ree_lib: true, output: -> (res) { $stdout.puts(res) }) ⇒ Object 



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# File 'lib/ree/dsl/object_dsl.rb', line 178

def benchmark(once: false, deep: true, hide_ree_lib: true, output: -> (res) { $stdout.puts(res) })
  if !@object.fn?
    raise_error("`benchmark` is only available for fn objects")
  end

  check_bool(once, :once)
  check_bool(deep, :deep)
  check_bool(hide_ree_lib, :hide_ree_lib)

  config = { once: once, deep: deep, hide_ree_lib: hide_ree_lib, output: output }
  @object.set_benchmark_config(config)

  @object.klass.instance_variable_set(:@__ree_benchmark_config, config)
end

#factory(method_name) ⇒ Object

Parameters:

  • method_name (Symbol) 


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# File 'lib/ree/dsl/object_dsl.rb', line 143

def factory(method_name)
  if !@object.object?
    raise_error("Factory methods only available for beans")
  end

  if @object.after_init
    raise_error("Factory beans do not support after_init DSL")
  end

  if @object.with_caller?
    raise_error("Factory beans do not support with_caller DSL")
  end

  check_arg(method_name, :method_name, Symbol)
  @object.set_factory(method_name)
end

#freeze(flag) ⇒ Object

Parameters:

  • flag (Bool) 


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# File 'lib/ree/dsl/object_dsl.rb', line 194

def freeze(flag)
  if @object.with_caller? && flag
    raise_error("`freeze` should not be combined with `with_caller`")
  end

  check_bool(flag, :flag)
  @object.set_freeze(flag)
end

#import(*args, **kwargs) ⇒ Object 



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# File 'lib/ree/dsl/object_dsl.rb', line 49

def import(*args, **kwargs)
  if args.first.is_a?(Symbol) # import from ree object
    _import_from_object(*args, **kwargs)
  else
    _import_object_consts(*args, **kwargs)
  end
end

#link(*args, **kwargs) ⇒ Object

Proxy method for link_object & link_file



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# File 'lib/ree/dsl/object_dsl.rb', line 31

def link(*args, **kwargs)
  if args.first.is_a?(Symbol)
    if args.size > 1
      link_multiple_objects(args, **kwargs)
    else
      link_object(*args, **kwargs)
    end
  elsif args.first.is_a?(String)
    link_file(args[0], args[1])
  else
    raise_error("Invalid link DSL usage. Args should be Hash or String")
  end
end

#link_file(path, import_proc = nil) ⇒ Object

Parameters:

  • path (String) —

    Relative package file path ('accounts/entities/user')

  • proc (Proc) —

    Import constants proc



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# File 'lib/ree/dsl/object_dsl.rb', line 205

def link_file(path, import_proc = nil)
  check_arg(import_proc, :import, Proc) if import_proc

  list = path.split('/')
  package_name = File.basename(list[0], ".*").to_sym

  check_package_dependency_added(package_name)

  @packages_facade.load_package_entry(package_name)
  package = @packages_facade.get_loaded_package(package_name)

  file_path = File.join(
    Ree::PathHelper.abs_package_dir(package),
    Ree::PACKAGE, path
  )

  if !File.exist?(file_path)
    file_path = "#{file_path}.rb"

    if !File.exist?(file_path)
      raise_error("Unable to link '#{path}'. File not found #{file_path}")
    end
  end

  @packages_facade.load_file(file_path, package.name)

  const_list = path.split('/').map { |_| Ree::StringUtils.camelize(_) }
  const_short = [const_list[0], const_list.last].join("::")
  const_long = const_list.join("::")

  file_const = if Object.const_defined?(const_long)
    Object.const_get(const_long)
  elsif Object.const_defined?(const_short)
    Object.const_get(const_short)
  else
    raise_error("Unable to link '#{path}'. #{const_long} or #{const_short} was not defined in #{file_path}")
  end

  const_list = if import_proc
    Ree::LinkImportBuilder
      .new(@packages_facade)
      .build_for_const(
        @object.klass,
        file_const,
        import_proc
      )
  end

  if const_list
    @object.add_const_list(const_list.map(&:name))
  end

  file_const
end

#link_multiple_objects(object_names, **kwargs) ⇒ Object

Parameters:

  • object_names (ArrayOf[Symbol])
  • kwargs (Hash) 


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# File 'lib/ree/dsl/object_dsl.rb', line 103

def link_multiple_objects(object_names, **kwargs)
  check_arg(kwargs[:from], :from, Symbol) if kwargs[:from]

  if kwargs.reject{ |k, _v| k == :from }.size > 0
    raise Ree::Error.new("options #{kwargs.reject{ |k, _v| k == :from }.keys} are not allowed for multi-object links", :invalid_link_option)
  end

  object_names.each do |object_name|
    link_object(object_name, from: kwargs[:from])
  end
end

#link_object(object_name, as: nil, from: nil, import: nil, target: nil) ⇒ Object

Parameters:

  • object_name (Symbol)
  • as (Nilor[Symbol]) (defaults to: nil)
  • from (Nilor[Symbol]) (defaults to: nil)
  • import (Nilor[Proc]) (defaults to: nil)
  • import (Or[:object, :class, :both]) (defaults to: nil) 


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# File 'lib/ree/dsl/object_dsl.rb', line 62

def link_object(object_name, as: nil, from: nil, import: nil, target: nil)
  check_arg(object_name, :object_name, Symbol)
  check_arg(as, :as, Symbol) if as
  check_arg(from, :from, Symbol) if from
  check_arg(import, :import, Proc) if import
  check_target(target) if target

  link_package_name = from.nil? ? @object.package_name : from
  link_object_name = object_name
  link_as = as ? as : object_name

  check_package_dependency_added(link_package_name)

  const_list = if import
    Ree::LinkImportBuilder
      .new(@packages_facade)
      .build(
        @object.klass,
        link_package_name,
        link_object_name,
        import
      )
  end

  link = Ree::ObjectLink.new(
    link_object_name, link_package_name, link_as, target
  )

  if const_list
    link.set_constants(const_list)
    @object.add_const_list(const_list)
  end

  @object.links.push(link)
  Ree.logger.debug("  #{@object.klass}.link(:#{link_object_name}, from: #{link_package_name}, as: #{link_as})")

  @packages_facade.load_package_object(link_package_name, link_object_name)
end

#on_link(&block) ⇒ Object

Parameters:

  • block (Proc) 


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# File 'lib/ree/dsl/object_dsl.rb', line 138

def on_link(&block)
  @object.set_on_link(block)
end

#singleton ⇒ Object 



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# File 'lib/ree/dsl/object_dsl.rb', line 160

def singleton
  if @object.with_caller?
    raise_error("`singleton` should not be combined with `with_caller`")
  end

  @object.set_as_singleton
end

#tags(list) ⇒ Object 



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# File 'lib/ree/dsl/object_dsl.rb', line 45

def tags(list)
  @object.add_tags(list)
end

#target(val) ⇒ Object

Parameters:

  • target (Symbol) —

    (:object, :class, :both, default: :object)



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# File 'lib/ree/dsl/object_dsl.rb', line 116

def target(val)
  check_arg(val, :target, Symbol)
  check_target(val)

  @object.set_target(val)
end

#with_caller ⇒ Object 



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# File 'lib/ree/dsl/object_dsl.rb', line 123

def with_caller
  @object.set_freeze(false)

  if @object.singleton?
    raise_error("`with_caller` is not available for singletons")
  end

  if @object.factory?
    raise_error("`with_caller` is not available for factory beans")
  end

  @object.set_as_with_caller
end