//GetHead - Render a revspec to a commit ID
func (g *Git) GetHead(d *Dependency) (hash string, err error) {
var pwd string
pwd = util.Pwd()
util.Cd(d.Path())
c := exec.Command("git", "rev-parse", d.Version)
{
var out_bytes []byte
out_bytes, err = c.CombinedOutput()
hash = strings.TrimSuffix(string(out_bytes), "\n")
}
util.Cd(pwd)
if err != nil {
util.Print("pwd: " + util.Pwd())
util.PrintIndent(colors.Red("git rev-parse " + d.Version))
util.PrintIndent(colors.Red(string(hash)))
util.PrintIndent(colors.Red(err.Error()))
util.Fatal("")
}
return
}
// IsBranch determines if a version (branch, commit hash, tag) is a branch (i.e. can we pull from the remote).
// Assumes we are already in a sub directory of the repo
func (g *Git) isBranch(name string) (result bool) {
c := exec.Command("git", "branch", "-r")
out, err := c.CombinedOutput()
if err != nil {
util.Print("pwd: " + util.Pwd())
util.PrintIndent(colors.Red("git branch -r"))
util.PrintIndent(colors.Red(string(out)))
util.PrintIndent(colors.Red(err.Error()))
return false
}
// get the string version but also strip the trailing newline
stringOut := string(out[0 : len(out)-1])
lines := strings.Split(stringOut, "\n")
for _, val := range lines {
// for "origin/HEAD -> origin/master"
arr := strings.Split(val, " -> ")
remoteBranch := arr[0]
// for normal "origin/develop"
arr = strings.Split(remoteBranch, "/")
branch := arr[1]
if branch == name {
return true
}
}
return
}
//GetHead - Render a revspec to a commit ID
func (b *Bzr) GetHead(d *Dependency) (hash string, err error) {
var pwd string
pwd = util.Pwd()
util.Cd(d.Path())
defer util.Cd(pwd)
out, err := exec.Command("bzr", "revno", d.Version).CombinedOutput()
hash = strings.TrimSuffix(string(out), "\n")
if err != nil {
util.Print("pwd: " + util.Pwd())
util.PrintIndent(colors.Red("bzr revno " + d.Version))
util.PrintIndent(colors.Red(hash))
util.PrintIndent(colors.Red(err.Error()))
util.Fatal("")
}
return
}
//GetHead - Render a revspec to a commit ID
func (h *Hg) GetHead(d *Dependency) (hash string, err error) {
var pwd string
pwd = util.Pwd()
util.Cd(d.Path())
defer util.Cd(pwd)
out, err := exec.Command("hg", "id", "-i").CombinedOutput()
hash = strings.TrimSuffix(string(out), "\n")
if err != nil {
util.Print("pwd: " + util.Pwd())
util.PrintIndent(colors.Red("hg id -i"))
util.PrintIndent(colors.Red(hash))
util.PrintIndent(colors.Red(err.Error()))
util.Fatal("")
}
return
}
// LastCommit retrieves the version number of the last commit on branch
// Assumes that the current working directory is in the bzr repo
func (b *Bzr) LastCommit(d *Dependency, branch string) (hash string, err error) {
c := exec.Command("bzr", "log", "--line")
out, err := c.CombinedOutput()
if err != nil {
util.Print("pwd: " + util.Pwd())
util.PrintIndent(colors.Red("bzr log --line"))
util.PrintIndent(colors.Red(string(out)))
util.PrintIndent(colors.Red(err.Error()))
util.Fatal("")
}
hash = strings.Split(string(out), ":")[0]
return
}
//GetHead - Render a revspec to a commit ID
func (h *Hg) GetHead(d *Dependency) (hash string, err error) {
var pwd string
pwd = util.Pwd()
util.Cd(d.Path())
{
var out_bytes []byte
out_bytes, err = exec.Command("hg", "id", "-i", d.Version).CombinedOutput()
hash = strings.TrimSuffix(string(out_bytes), "\n")
}
util.Cd(pwd)
if err != nil {
util.Print("pwd: " + util.Pwd())
util.PrintIndent(colors.Red("hg id -i " + d.Version))
util.PrintIndent(colors.Red(hash))
util.PrintIndent(colors.Red(err.Error()))
util.Fatal("")
}
return
}
// LastCommit retrieves the version number of the last commit on branch
// Assumes that the current working directory is in the hg repo
func (h *Hg) LastCommit(d *Dependency, branch string) (hash string, err error) {
c := exec.Command("hg", "log", "--template='{node}\n'", "--limit=1")
out, err := c.CombinedOutput()
if err != nil {
util.Print("pwd: " + util.Pwd())
util.PrintIndent(colors.Red("hg log --template='{node}\n' --limit=1"))
util.PrintIndent(colors.Red(string(out)))
util.PrintIndent(colors.Red(err.Error()))
util.Fatal("")
}
hash = strings.Replace(string(out), "\n", "", -1)
return
}
// LastCommit retrieves the version number of the last commit on branch
// Assumes that the current working directory is in the git repo
func (g *Git) LastCommit(d *Dependency, branch string) (hash string, err error) {
if !g.isBranch(branch) {
err = errors.New("Branch '" + branch + "' is not a valid branch")
return
}
c := exec.Command("git", "log", "-1", "--format=%H")
out, err := c.CombinedOutput()
if err != nil {
util.Print("pwd: " + util.Pwd())
util.PrintIndent(colors.Red("git log -1 --format=%H"))
util.PrintIndent(colors.Red(string(out)))
util.PrintIndent(colors.Red(err.Error()))
util.Fatal("")
}
hash = strings.Replace(string(out), "\n", "", -1)
return
}
// Update rewrites Dependency name in deps.json to use the last commit in branch as version
func Update(deps dep.DependencyMap, name string, branch string) {
util.Print(colors.Blue("Updating:"))
d, ok := deps.Map[name]
if !ok {
util.Fatal(colors.Red("Dependency Name '" + name + "' not found in deps.json"))
}
// record the old version
oldVersion := d.Version
// temporarily use the branch
d.Version = branch
pwd := util.Pwd()
util.Cd(d.Path())
d.VCS.Checkout(d)
d.VCS.Update(d)
// get the last commit on the newly checked out branch
v, err := d.VCS.LastCommit(d, branch)
if err != nil {
util.Fatal(err)
}
// set the version to be the last commit
d.Version = v
util.PrintIndent(colors.Blue(name) + " (" + oldVersion + " --> " + d.Version + ")")
util.Cd(pwd)
deps.Map[name] = d
deps.Write()
install.Install(deps)
}