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min_api_version.go
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min_api_version.go
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package requirements
import (
"errors"
"code.cloudfoundry.org/cli/cf/configuration/coreconfig"
"github.com/blang/semver"
. "code.cloudfoundry.org/cli/cf/i18n"
)
type MinAPIVersionRequirement struct {
config coreconfig.Reader
feature string
requiredVersion semver.Version
}
func NewMinAPIVersionRequirement(
config coreconfig.Reader,
feature string,
requiredVersion semver.Version,
) MinAPIVersionRequirement {
return MinAPIVersionRequirement{
config: config,
feature: feature,
requiredVersion: requiredVersion,
}
}
func (r MinAPIVersionRequirement) Execute() error {
if r.config.APIVersion() == "" {
return errors.New(T("Unable to determine CC API Version. Please log in again."))
}
apiVersion, err := semver.Make(r.config.APIVersion())
if err != nil {
return errors.New(T("Unable to parse CC API Version '{{.APIVersion}}'", map[string]interface{}{
"APIVersion": r.config.APIVersion(),
}))
}
if apiVersion.LT(r.requiredVersion) {
return errors.New(T(`{{.Feature}} requires CF API version {{.RequiredVersion}}+. Your target is {{.APIVersion}}.`,
map[string]interface{}{
"APIVersion": r.config.APIVersion(),
"Feature": r.feature,
"RequiredVersion": r.requiredVersion.String(),
}))
}
return nil
}