Class: AppMap::Event::MethodReturn

Inherits:
MethodReturnIgnoreValue show all
Defined in:
lib/appmap/event.rb

Constant Summary

Constants inherited from MethodEvent

AppMap::Event::MethodEvent::LIMIT

Instance Attribute Summary collapse

Attributes inherited from MethodReturnIgnoreValue

#elapsed, #parent_id

Attributes inherited from MethodEventStruct

#event, #id, #thread_id

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from MethodEvent

best_class_name, custom_display_string, default_display_string, display_string, encode_display_string, object_properties, #ready?

Instance Attribute Details

#exceptions ⇒ Object

Returns the value of attribute exceptions.



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# File 'lib/appmap/event.rb', line 258

def exceptions
  @exceptions
end

#return_value ⇒ Object

Returns the value of attribute return_value.



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# File 'lib/appmap/event.rb', line 258

def return_value
  @return_value
end

Class Method Details

.build_from_invocation(parent_id, return_value, exception, elapsed: nil, event: MethodReturn.new) ⇒ Object 



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# File 'lib/appmap/event.rb', line 261

def build_from_invocation(parent_id, return_value, exception, elapsed: nil, event: MethodReturn.new)
  event ||= MethodReturn.new
  event.tap do |_|
    if return_value
      event.return_value = {
        class: best_class_name(return_value),
        value: display_string(return_value),
        object_id: return_value.__id__
      }
    end
    if exception
      next_exception = exception
      exceptions = []
      while next_exception
        exception_backtrace = AppMap::Util.try(next_exception.backtrace_locations, :[], 0)
        exceptions << {
          class: best_class_name(next_exception),
          message: display_string(next_exception.message),
          object_id: next_exception.__id__,
          path: exception_backtrace&.path,
          lineno: exception_backtrace&.lineno
        }.compact
        next_exception = next_exception.cause
      end

      event.exceptions = exceptions
    end
    MethodReturnIgnoreValue.build_from_invocation(parent_id, elapsed: elapsed, event: event)
  end
end

Instance Method Details

#to_h ⇒ Object 



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# File 'lib/appmap/event.rb', line 293

def to_h
  super.tap do |h|
    h[:return_value] = return_value if return_value
    h[:exceptions] = exceptions if exceptions
  end
end