Sha256: 1a965dd4b2bfb92fbba2d59a7101cef26dc6155892699e530c782169f33a9179
Contents?: true
Size: 785 Bytes
Versions: 47
Compression:
Stored size: 785 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 = Record
.handle(LHC::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 = Record
.handle(LHC::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
47 entries across 47 versions & 1 rubygems