From: Robert Klemme <shortcutter@...>
Date: 2012-02-13T00:42:39+09:00
Subject: Re: detect api error

On Fri, Feb 10, 2012 at 5:14 PM, tan yeun <tayetemp@gmail.com> wrote:
> Hi friends,
>
> I am developing a ruby software that depends on api from the other team
>
> Is there any good way to print the error message indicating it is
> generated from their api error?
>
> For example, there's a method provided from the api called foo()
>
> so when I do
> api.foo()
> it will return an error message : "foo error"
>
> when I develop my code, I want the error message to look like :
> "api: foo error"
>
> that way, when I see this error message, then I know it's the api error,
> not my code's error.
>
> So far the best practice I can think of is to wrap around all the
> methods
> provided by the api, for example
>
> class apiWrap

Your class name should be a constant => Start with an uppercase character.

>  def initialize(api)
>    @api = api
>  end
>  def foo
>    begin
>      @api.foo()
>    rescue => e
>      raise "api: #{e.message}"
>    end
>  end
> end
>
> any ideas?

Remove the begin rescue end. Seriously: if you cannot handle the error
by throwing another error or doing something else just le the original
exception pass.

Kind regards

robert

-- 
remember.guy do |as, often| as.you_can - without end
http://blog.rubybestpractices.com/