lib/grape/error_formatter/json.rb
# frozen_string_literal: true
module Grape
module ErrorFormatter
module Json
extend Base
class << self
def call(message, backtrace, options = {}, env = nil, original_exception = nil)
result = wrap_message(present(message, env))
rescue_options = options[:rescue_options] || {}
result = result.merge(backtrace: backtrace) if rescue_options[:backtrace] && backtrace && !backtrace.empty?
result = result.merge(original_exception: original_exception.inspect) if rescue_options[:original_exception] && original_exception
::Grape::Json.dump(result)
end
private
def wrap_message(message)
if message.is_a?(Exceptions::ValidationErrors) || message.is_a?(Hash)
message
else
{ error: ensure_utf8(message) }
end
end
def ensure_utf8(message)
return message unless message.respond_to? :encode
message.encode('UTF-8', invalid: :replace, undef: :replace)
end
end
end
end
end