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package main
import (
"fmt"
"os"
"github.com/go-git/go-git/v5"
. "github.com/go-git/go-git/v5/_examples"
"github.com/go-git/go-git/v5/plumbing/object"
)
// Open an existing repository in a specific folder.
func main() {
CheckArgs("<path>")
path := os.Args[1]
// We instantiate a new repository targeting the given path (the .git folder)
r, err := git.PlainOpen(path)
CheckIfError(err)
// Length of the HEAD history
Info("git rev-list HEAD --count")
// ... retrieving the HEAD reference
ref, err := r.Head()
CheckIfError(err)
// ... retrieves the commit history
cIter, err := r.Log(&git.LogOptions{From: ref.Hash()})
CheckIfError(err)
// ... just iterates over the commits
var cCount int
err = cIter.ForEach(func(c *object.Commit) error {
cCount++
return nil
})
CheckIfError(err)
fmt.Println(cCount)
}
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