On Thu, Apr 23, 2009 at 8:11 PM, Zach Dennis <zach.den...@gmail.com> wrote:
> On Thu, Apr 23, 2009 at 3:59 PM, Mark Wilden <m...@mwilden.com> wrote:
>> On Thu, Apr 23, 2009 at 12:05 PM, James Byrne <li...@ruby-forum.com> wrote:
>>
>>> When /currency exchange rate transfer file should contain rates/ do
>>> found = false
>>> fx_code = 'USD'
>>> File.open(FOREX_XFR_FN).each do |line|
>>> found = true if
>>> /.*fx_target#{fx_code}.*fx_rate(\d+\.\d{4}).*/.match(line)
>>> break if found
>>> end
>>> fail(ArgumentError, "Exchange Rate not found for #{fx_code}") if not
>>> found
>>> end
>>
>> I find this more straighforward and easy to understand:
>>
>> When /currency exchange rate transfer file should contain rates/ do
>> fx_code = 'USD'
>> File.open(FOREX_XFR_FN).each do |line|
>> return true if
>> /.*fx_target#{fx_code}.*fx_rate(\d+\.\d{4}).*/.match(line)
>> end
>> fail(ArgumentError, "Exchange Rate not found for #{fx_code}")
>> end
>
> I'd even vote for the more concise form:
>
> When /currency exchange rate transfer file should contain rates/ do
> fx_code = 'USD'
> IO.readlines(FOREX_XFR_FN).any?{ |line|
> line.match /.*fx_target#{fx_code}.*fx_rate(\d+\.\d{4}).*/
> } || fail ArgumentError, "Exchange Rate not found for #{fx_code}" unless
> found
> end
Whoops, make that...
When /currency exchange rate transfer file should contain rates/ do
fx_code = 'USD'
IO.readlines(FOREX_XFR_FN).any?{ |line|
line.match /.*fx_target#{fx_code}.*fx_rate(\d+\.\d{4}).*/
} || fail(ArgumentError, "Exchange Rate not found for #{fx_code}")
end
>
>
>>
>> ///ark
>>
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>>
>
>
>
> --
> Zach Dennis
> http://www.continuousthinking.com (personal)
> http://www.mutuallyhuman.com (hire me)
> @zachdennis (twitter)
>
--
Zach Dennis
http://www.continuousthinking.com (personal)
http://www.mutuallyhuman.com (hire me)
@zachdennis (twitter)
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