Sha256: 4ea408959fd89009a840596a0d50a18b0c0a2ef7c16b45171b6722fa834a2ff7
Contents?: true
Size: 795 Bytes
Versions: 12
Compression:
Stored size: 795 Bytes
Contents
# frozen_string_literal: true
class ErrorHandlingWithChainsController < ApplicationController
# Example where the query chain is resolved
# in the view (during render 'show')
def fetch_in_view
@records = DummyRecord
.rescue(DHC::Error, ->(error) { handle_error(error) })
.where(color: 'blue')
render 'show'
render_error if @error
end
# Example where the query chain is resolved
# before the view is rendered
def fetch_in_controller
@records = DummyRecord
.rescue(DHC::Error, ->(error) { handle_error(error) })
.where(color: 'blue').fetch
render 'show'
render_error if @error
end
private
def handle_error(error)
@error = error
nil
end
def render_error
self.response_body = nil
render 'error'
end
end
Version data entries
12 entries across 12 versions & 1 rubygems