Class: Toast::ConfigDSL::Expose
Overview
context for expose{} blocks
Instance Method Summary
collapse
#canonical_delete_handler, #canonical_get_handler, #canonical_patch_handler, #collection_get_handler, #collection_post_handler, #plural_assoc_get_handler, #plural_assoc_link_handler, #plural_assoc_post_handler, #plural_assoc_unlink_handler, #single_get_handler, #singular_assoc_get_handler, #singular_assoc_link_handler, #singular_assoc_unlink_handler
Methods included from Common
#check_symbol_list, #initialize, #method_missing, #raise_config_error, #stack_push
Dynamic Method Handling
This class handles dynamic methods through the method_missing method
in the class Toast::ConfigDSL::Common
Instance Method Details
#association(name, as: 'application/json', &block) ⇒ Object
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# File 'lib/toast/config_dsl/expose.rb', line 137
def association name, as: 'application/json', &block
stack_push "association(#{name.inspect})" do
model_class = @config_data.model_class
unless name.is_a?(Symbol)
raise_config_error "association name expected as Symbol"
end
unless model_class.reflections[name.to_s].
try(:macro).in?([:has_many,
:has_one,
:belongs_to,
:has_and_belongs_to_many])
raise_config_error 'Association expected'
end
unless block_given?
raise_config_error 'Block expected.'
end
target_model_class = model_class.reflections[name.to_s].klass
macro = model_class.reflections[name.to_s].macro
singular = macro.in? [:belongs_to, :has_one]
@config_data.associations[name] =
OpenStruct.new(base_model_class: model_class,
target_model_class: target_model_class,
assoc_name: name,
media_type: as,
macro: macro,
singular: singular,
max_window: singular ? nil : Toast.settings.max_window)
Toast::ConfigDSL::Association.new(@config_data.associations[name]).
instance_eval(&block)
end
end
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#collection(name, as: 'application/json', &block) ⇒ Object
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# File 'lib/toast/config_dsl/expose.rb', line 89
def collection name, as: 'application/json', &block
stack_push "collection(#{name.inspect})" do
model_class = @config_data.model_class
unless block_given?
raise_config_error 'Block expected.'
end
unless name.is_a?(Symbol)
raise_config_error "collection name expected as Symbol"
end
unless model_class.respond_to?(name)
raise_config_error "`#{name}' must be a callable class method."
end
@config_data.collections[name] =
OpenStruct.new(base_model_class: model_class,
collection_name: name,
media_type: as,
max_window: Toast.settings.max_window)
Toast::ConfigDSL::Collection.new(@config_data.collections[name]).
instance_eval(&block)
end
end
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#readables(*attributes) ⇒ Object
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# File 'lib/toast/config_dsl/expose.rb', line 36
def readables *attributes
stack_push "readables(#{attributes.map(&:inspect).join(',')})" do
check_symbol_list attributes
model_class = @config_data.model_class
attributes.each do |attr|
model = model_class.new
unless (model.respond_to?(attr) and model.method(attr).arity.in?([-1,0]))
raise_config_error "Exposed attribute getter not found `#{model_class.name}##{attr}'. Typo?"
end
@config_data.readables << attr
end
end
end
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#single(name, &block) ⇒ Object
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# File 'lib/toast/config_dsl/expose.rb', line 117
def single name, &block
stack_push "single(#{name.inspect})" do
model_class = @config_data.model_class
unless model_class.respond_to?(name)
raise_config_error "`#{name}' must be a callable class method."
end
unless block_given?
raise_config_error 'Block expected.'
end
@config_data.singles[name] = OpenStruct.new(name: name, model_class: model_class)
Toast::ConfigDSL::Single.new(@config_data.singles[name]).
instance_eval(&block)
end
end
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#via_delete(&block) ⇒ Object
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# File 'lib/toast/config_dsl/expose.rb', line 77
def via_delete &block
stack_push 'via_delete' do
@config_data.via_delete =
OpenStruct.new(permissions: [],
handler: canonical_delete_handler)
Toast::ConfigDSL::ViaVerb.new(@config_data.via_delete).instance_eval &block
end
end
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#via_get(&block) ⇒ Object
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# File 'lib/toast/config_dsl/expose.rb', line 55
def via_get &block
stack_push 'via_get' do
@config_data.via_get =
OpenStruct.new(permissions: [],
handler: canonical_get_handler)
Toast::ConfigDSL::ViaVerb.new(@config_data.via_get).instance_eval &block
end
end
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#via_patch(&block) ⇒ Object
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# File 'lib/toast/config_dsl/expose.rb', line 66
def via_patch &block
stack_push 'via_patch' do
@config_data.via_patch =
OpenStruct.new(permissions: [],
handler: canonical_patch_handler)
Toast::ConfigDSL::ViaVerb.new(@config_data.via_patch).instance_eval &block
end
end
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#writables(*attributes) ⇒ Object
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# File 'lib/toast/config_dsl/expose.rb', line 11
def writables *attributes
stack_push "writables(#{attributes.map(&:inspect).join(',')})" do
check_symbol_list attributes
model_class = @config_data.model_class
attributes.each do |attr|
model = model_class.new
setter = (attr.to_s + '=').to_sym
unless (model.respond_to?(setter) and model.method(setter).arity == 1)
raise_config_error "Exposed attribute setter not found: `#{model_class.name}##{attr}='. Typo?"
end
unless (model.respond_to?(attr) and model.method(attr).arity.in?([-1,0]))
raise_config_error "Exposed attribute getter not found `#{model_class.name}##{attr}'. Typo?"
end
@config_data.writables << attr
end
end
end
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