From: Tim Pease <tim.pease@...>
Date: 2009-02-20T05:34:31+09:00
Subject: Re: Rake post test task


On Feb 18, 2009, at 10:06 PM, Ryan Davis wrote:

>
> On Feb 18, 2009, at 07:15 , Daniel Berger wrote:
>
>> How do I run a task after the fact with Rake?
>>
>> For example, I have a test task for a C extension. It looks something
>> like this:
>>
>> Rake::TestTask.new('test') do |test|
>>  task :test => [:build]
>>  test.libs << 'ext'
>>  test.warning = true
>>  test.verbose = true
>> end
>>
>> That works fine, but I'd like it to run the "clean" task after it's
>> finished.
>>
>> And no, simply sticking "task :test => [:clean]" at the bottom of the
>> test task doesn't work.
>
> task :test => :clean DOES work, just _before_ the fact, not after.
>
> to do after you attach another task to the same name:
>
> task :test do
>  after
> end
>
> One problem with Tim's suggestion:
>
>> task :test do
>> Rake.application[:clean].execute
>> end
>
> is that it won't run if that dependency has already been met, so:
>
> % rake clean test
>
> won't run it after your test. You might prefer to do:
>

The Rake::Task#execute method will always run the task regardless of  
whether it has been run previously. You are thinking of the  
Rake::Task#invoke method -- this method ensures the task is only  
executed once.

Blessings,
TwP