Module: Genius::Errors::DynamicRescue

Defined in:
lib/genius/api/errors.rb

Overview

Genius::Errors::DynamicRescue module is used to call dynamically exceptions to each method in module or class, defined in Genius::Errors scope.

Class Method Summary collapse

Class Method Details

.rescue(klass) ⇒ Array

Wraps singleton methods of klass with exception handling via rescue_from.

Parameters:

  • klass (Module) —

    Module whose singleton methods to wrap.

Returns:

  • (Array) 


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# File 'lib/genius/api/errors.rb', line 131

def rescue(klass)
  DynamicRescue.rescue_from klass.singleton_methods, klass, GeniusExceptionSuperClass do |e|
    puts "Error description: #{e.msg}\nException type: #{e.exception_type}"
    # @todo make raise ExceptionKlass
  end
end

.rescue_from(meths, klass, exception) ⇒ Array

Redefines each method in meths on klass to rescue exception and yield to the block.

Parameters:

  • meths (Array) —

    Method names to wrap.

  • klass (Module) —

    Module to redefine methods on.

  • exception (Module) —

    Exception class to rescue.

Returns:

  • (Array)

Raises:

  • (StandardError) 


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# File 'lib/genius/api/errors.rb', line 145

def rescue_from(meths, klass, exception, &)
  meths.each do |meth|
    old = klass.singleton_method(meth)
    klass.define_singleton_method(meth) do |*args, **kwargs|
      old.unbind.bind(klass).call(*args, **kwargs) # steep:ignore
    rescue exception => e
      yield(e)
    end
  end
end