Module: AppManager::FailSafeHelper

Included in:
FailSafe
Defined in:
lib/app_manager/fail_safe_helper.rb

Instance Method Summary collapse

Instance Method Details

#convert_ruby_hash_to_json(ruby_string) ⇒ Object 



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# File 'lib/app_manager/fail_safe_helper.rb', line 3

def convert_ruby_hash_to_json(ruby_string)
  return nil if ruby_string.nil? || ruby_string.empty?
  
  json_string = ruby_string.dup
  
  json_string.gsub!(/([^:])=>([^:])/, '\1:\2')
  
  json_string.gsub!(/\bnil\b/, 'null')
  
  json_string.gsub!(/\btrue\b/, 'true')
  json_string.gsub!(/\bfalse\b/, 'false')
  
  json_string.gsub!(/,(\s*[}\]])/, '\1')
  
  json_string
rescue => e
  nil
end

#safe_parse_json(value) ⇒ Object 



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# File 'lib/app_manager/fail_safe_helper.rb', line 22

def safe_parse_json(value)
  return nil if value.nil? || value.empty?
  
  begin
    json_string = convert_ruby_hash_to_json(value)
    return JSON.parse(json_string) if json_string
  rescue JSON::ParserError => e
    return nil
  end
end