github.com/loggregator/cli@v6.33.1-0.20180224010324-82334f081791+incompatible/cf/requirements/buildpack.go (about)

     1  package requirements
     2  
     3  import (
     4  	"code.cloudfoundry.org/cli/cf/api"
     5  	"code.cloudfoundry.org/cli/cf/models"
     6  )
     7  
     8  //go:generate counterfeiter . BuildpackRequirement
     9  
    10  type BuildpackRequirement interface {
    11  	Requirement
    12  	GetBuildpack() models.Buildpack
    13  }
    14  
    15  type buildpackAPIRequirement struct {
    16  	name          string
    17  	buildpackRepo api.BuildpackRepository
    18  	buildpack     models.Buildpack
    19  }
    20  
    21  func NewBuildpackRequirement(name string, bR api.BuildpackRepository) (req *buildpackAPIRequirement) {
    22  	req = new(buildpackAPIRequirement)
    23  	req.name = name
    24  	req.buildpackRepo = bR
    25  	return
    26  }
    27  
    28  func (req *buildpackAPIRequirement) Execute() error {
    29  	var apiErr error
    30  	req.buildpack, apiErr = req.buildpackRepo.FindByName(req.name)
    31  
    32  	if apiErr != nil {
    33  		return apiErr
    34  	}
    35  
    36  	return nil
    37  }
    38  
    39  func (req *buildpackAPIRequirement) GetBuildpack() models.Buildpack {
    40  	return req.buildpack
    41  }