Class: FastJsonapi::MultiToJson::Result

Inherits:
Object
  • Object
show all
Defined in:
lib/fast_jsonapi/multi_to_json.rb

Overview

Result object pattern is from johnnunemaker.com/resilience-in-ruby/ e.g. github.com/github/github-ds/blob/fbda5389711edfb4c10b6c6bad19311dfcb1bac1/lib/github/result.rb

Instance Method Summary collapse

Constructor Details

#initialize(*rescued_exceptions) ⇒ Result

Returns a new instance of Result.



14
15
16
17
18
19
20
 
# File 'lib/fast_jsonapi/multi_to_json.rb', line 14

def initialize(*rescued_exceptions)
  rescued_exceptions = [StandardError] if rescued_exceptions.empty?
  @value = yield
  @error = nil
rescue *rescued_exceptions => e
  @error = e
end

Instance Method Details

#ok? ⇒ Boolean

Returns:

  • (Boolean) 


22
23
24
 
# File 'lib/fast_jsonapi/multi_to_json.rb', line 22

def ok?
  @error.nil?
end

#rescue ⇒ Object 



34
35
36
37
 
# File 'lib/fast_jsonapi/multi_to_json.rb', line 34

def rescue
  return self if ok?
  Result.new { yield(@error) }
end

#value! ⇒ Object 



26
27
28
29
30
31
32
 
# File 'lib/fast_jsonapi/multi_to_json.rb', line 26

def value!
  if ok?
    @value
  else
    raise @error
  end
end