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Versions: 10
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Stored size: 1.6 KB
Contents
module Salestation
class Web < Module
class ErrorMapper
UndefinedErrorClass = Class.new(StandardError)
ERROR_TO_RESPONSE_DEFAULTS = {
App::Errors::InvalidInput => -> (error) {
Responses::UnprocessableEntityFromSchemaErrors.create(error)
},
App::Errors::DependencyCurrentlyUnavailable => -> (error) {
Responses::ServiceUnavailable.new(
message: error.message,
debug_message: "Please try again later"
)
},
App::Errors::RequestedResourceNotFound => -> (error) {
Responses::NotFound.new(message: "Resource not found")
},
App::Errors::Forbidden => -> (error) {
Responses::Forbidden.new(message: error.message)
}
}.freeze
def initialize(map = {})
@error_to_response_map = ERROR_TO_RESPONSE_DEFAULTS.merge(map)
end
def map
-> (error) do
_, error_mapper = @error_to_response_map
.find {|error_type, _| error.kind_of?(error_type) }
# Interpret a Failure from the application layer as Success in the web
# layer. Even if the domain specific operation failed, the web layer is
# still able to successfully produce a well-formed response.
if error_mapper
Deterministic::Result::Success(error_mapper.call(error))
elsif error.is_a?(Hash)
Deterministic::Result::Success(Responses::InternalError.new(error))
else
raise UndefinedErrorClass, "Undefined error class: #{error.class.name}"
end
end
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems