mirror of
https://github.com/Luzifer/ansible-role-version.git
synced 2024-12-23 19:11:20 +00:00
73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"strings"
|
|
|
|
"gopkg.in/src-d/go-git.v4"
|
|
"gopkg.in/src-d/go-git.v4/plumbing/object"
|
|
|
|
. "gopkg.in/src-d/go-git.v4/_examples"
|
|
)
|
|
|
|
// Example of an specific use case:
|
|
// - Clone a repository in a specific path
|
|
// - Get the HEAD reference
|
|
// - Using the HEAD reference, obtain the commit this reference is pointing to
|
|
// - Print the commit content
|
|
// - Using the commit, iterate all its files and print them
|
|
// - Print all the commit history with commit messages, short hash and the
|
|
// first line of the commit message
|
|
func main() {
|
|
CheckArgs("<url> <path>")
|
|
url := os.Args[1]
|
|
path := os.Args[2]
|
|
|
|
// Clone the given repository, creating the remote, the local branches
|
|
// and fetching the objects, exactly as:
|
|
Info("git clone %s %s", url, path)
|
|
|
|
r, err := git.PlainClone(path, false, &git.CloneOptions{URL: url})
|
|
CheckIfError(err)
|
|
|
|
// Getting the latest commit on the current branch
|
|
Info("git log -1")
|
|
|
|
// ... retrieving the branch being pointed by HEAD
|
|
ref, err := r.Head()
|
|
CheckIfError(err)
|
|
|
|
// ... retrieving the commit object
|
|
commit, err := r.CommitObject(ref.Hash())
|
|
CheckIfError(err)
|
|
fmt.Println(commit)
|
|
|
|
// List the tree from HEAD
|
|
Info("git ls-tree -r HEAD")
|
|
|
|
// ... retrieve the tree from the commit
|
|
tree, err := commit.Tree()
|
|
CheckIfError(err)
|
|
|
|
// ... get the files iterator and print the file
|
|
tree.Files().ForEach(func(f *object.File) error {
|
|
fmt.Printf("100644 blob %s %s\n", f.Hash, f.Name)
|
|
return nil
|
|
})
|
|
|
|
// List the history of the repository
|
|
Info("git log --oneline")
|
|
|
|
commitIter, err := r.Log(&git.LogOptions{From: commit.Hash})
|
|
CheckIfError(err)
|
|
|
|
err = commitIter.ForEach(func(c *object.Commit) error {
|
|
hash := c.Hash.String()
|
|
line := strings.Split(c.Message, "\n")
|
|
fmt.Println(hash[:7], line[0])
|
|
|
|
return nil
|
|
})
|
|
CheckIfError(err)
|
|
}
|