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Module: PowerAssert

Constant Summary

Class Attribute Summary

Class Method Summary

Class Attribute Details

.app_context? ⇒ Boolean (readonly)

[ GitHub ] 

  


# File 'lib/power_assert.rb', line 52



def app_context?
  top_frame = caller_locations.drop_while {|i| i.path.start_with?(POWER_ASSERT_LIB_DIR) }.first
  top_frame and ! internal_file?(top_frame.path)
end


  







Class Method Details



  

    .app_caller_locations  
  

  [ GitHub ]


  

  


# File 'lib/power_assert.rb', line 48



def app_caller_locations
  caller_locations.drop_while {|i| internal_file?(i.path) }.take_while {|i| ! internal_file?(i.path) }
end


  








  

    .clear_global_method_cache   (private)
  

  [ GitHub ]


  

  


# File 'lib/power_assert.rb', line 82



def clear_global_method_cache
  CLEAR_CACHE_ISEQ.eval
end


  








  

    .configuration  
  

  [ GitHub ]


  

  


# File 'lib/power_assert/configuration.rb', line 3



def configuration
  @configuration ||= Configuration[false, true, false, :p]
end


  








  

    .configure {|configuration| ... } 
  



  

    
  





  
Yields:





  [ GitHub ]


  

  


# File 'lib/power_assert/configuration.rb', line 7



def configure
  yield configuration
end


  








  

    .internal_file?(file)  ⇒ Boolean  (private)
  



  

    
  





  


  [ GitHub ]


  

  


# File 'lib/power_assert.rb', line 59



def internal_file?(file)
  setup_internal_lib_dir(Byebug, :attach, 2) if defined?(Byebug)
  setup_internal_lib_dir(PryByebug, :start_with_pry_byebug, 2, Pry) if defined?(PryByebug)
  INTERNAL_LIB_DIRS.find do |_, dir|
    file.start_with?(dir)
  end
end


  








  

    .lib_dir(obj, mid, depth)   (private)
  

  [ GitHub ]


  

  


# File 'lib/power_assert.rb', line 74



def lib_dir(obj, mid, depth)
  File.expand_path('../' * depth, obj.method(mid).source_location[0])
end


  








  

    .setup_internal_lib_dir(lib, mid, depth, lib_obj = lib)   (private)
  

  [ GitHub ]


  

  


# File 'lib/power_assert.rb', line 67



def setup_internal_lib_dir(lib, mid, depth, lib_obj = lib)
  unless INTERNAL_LIB_DIRS.key?(lib)
    INTERNAL_LIB_DIRS[lib] = lib_dir(lib_obj, mid, depth)
  end
rescue NameError
end


  








  

    .start(assertion_proc_or_source, assertion_method: nil, source_binding: TOPLEVEL_BINDING) {|BlockContext.new(assertion_proc_or_source, assertion_method, source_binding)| ... } 
  



  

    
  





  
Yields:


    
  
  • 
    (BlockContext.new(assertion_proc_or_source, assertion_method, source_binding))
  
    • 





  [ GitHub ]


  

  


# File 'lib/power_assert.rb', line 30



def start(assertion_proc_or_source, assertion_method: nil, source_binding: TOPLEVEL_BINDING)
  if respond_to?(:clear_global_method_cache, true)
    clear_global_method_cache
  end
  yield BlockContext.new(assertion_proc_or_source, assertion_method, source_binding)
end


  








  

    .trace(frame)  
  

  [ GitHub ]


  

  


# File 'lib/power_assert.rb', line 37



def trace(frame)
  begin
    raise 'Byebug is not started yet' unless Byebug.started?
  rescue NameError
    raise "PowerAssert.#{__method__} requires Byebug"
  end
  ctx = TraceContext.new(frame._binding)
  ctx.enable
  ctx
end