travis-ci/travis-cookbooks — pull request #201 by dmalikov (2013-06-30 19:53:42+00:00)
Title: Support multiple GHC compilers at a time

Could be used with

```ruby
chef.json.merge!({
:haskell => {
:multi => {
:ghcs => {
"7.6.3" => {
:platform_version => "2013.2.0.0",
:default => true
},
"7.4.2" => {
:platform_version => "2012.2.0.0",
:default => false
},
"7.0.4" => {
:platform_version => "2011.4.0.0",
:default => false
}
}
}
}
})
```