tvl-depot/gerrit/changeset.go

108 lines
3.3 KiB
Go
Raw Normal View History

2019-11-18 15:40:46 +01:00
package gerrit
import (
"bytes"
"fmt"
goGerrit "github.com/andygrunwald/go-gerrit"
log "github.com/sirupsen/logrus"
)
// Changeset represents a single changeset
// Relationships between different changesets are described in Series
type Changeset struct {
changeInfo *goGerrit.ChangeInfo
ChangeID string
Number int
IsVerified bool
IsCodeReviewed bool
HashTags []string
CommitID string
ParentCommitIDs []string
OwnerName string
Subject string
}
// MakeChangeset creates a new Changeset object out of a goGerrit.ChangeInfo object
func MakeChangeset(changeInfo *goGerrit.ChangeInfo) *Changeset {
return &Changeset{
changeInfo: changeInfo,
ChangeID: changeInfo.ChangeID,
Number: changeInfo.Number,
IsVerified: isVerified(changeInfo),
IsCodeReviewed: isCodeReviewed(changeInfo),
HashTags: changeInfo.Hashtags,
CommitID: changeInfo.CurrentRevision, // yes, this IS the commit ID.
ParentCommitIDs: getParentCommitIDs(changeInfo),
OwnerName: changeInfo.Owner.Name,
Subject: changeInfo.Subject,
}
}
// MakeMockChangeset creates a mock changeset
// func MakeMockChangeset(isVerified, IsCodeReviewed bool, hashTags []string, commitID string, parentCommitIDs []string, ownerName, subject string) *Changeset {
// //TODO impl
// return nil
//}
// HasTag returns true if a Changeset has the given tag.
func (c *Changeset) HasTag(tag string) bool {
hashTags := c.HashTags
for _, hashTag := range hashTags {
if hashTag == tag {
return true
}
}
return false
}
func (c *Changeset) String() string {
var b bytes.Buffer
b.WriteString("Changeset")
b.WriteString(fmt.Sprintf("(commitID: %.7s, author: %s, subject: %s)", c.CommitID, c.OwnerName, c.Subject))
return b.String()
}
// FilterChangesets filters a list of Changeset by a given filter function
func FilterChangesets(changesets []*Changeset, f func(*Changeset) bool) []*Changeset {
newChangesets := make([]*Changeset, 0)
for _, changeset := range changesets {
if f(changeset) {
newChangesets = append(newChangesets, changeset)
} else {
log.WithField("changeset", changeset.String()).Debug("dropped by filter")
}
}
return newChangesets
}
// isVerified returns true if the code passed CI,
// that's when somebody left the Approved (+1) on the "Verified" label
func isVerified(changeInfo *goGerrit.ChangeInfo) bool {
labels := changeInfo.Labels
return labels["Verified"].Approved.AccountID != 0
}
// isCodeReviewed returns true if the code passed code review,
// that's when somebody left the Recommended (+2) on the "Code-Review" label
func isCodeReviewed(changeInfo *goGerrit.ChangeInfo) bool {
labels := changeInfo.Labels
return labels["Code-Review"].Recommended.AccountID != 0
}
// getParentCommitIDs returns the parent commit IDs of the goGerrit.ChangeInfo
// There is usually only one parent commit ID, except for merge commits.
func getParentCommitIDs(changeInfo *goGerrit.ChangeInfo) []string {
// obtain the RevisionInfo object
revisionInfo := changeInfo.Revisions[changeInfo.CurrentRevision]
// obtain the Commit object
commit := revisionInfo.Commit
commitIDs := make([]string, len(commit.Parents))
for i, commit := range commit.Parents {
commitIDs[i] = commit.Commit
}
return commitIDs
}