48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
package main
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import (
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"fmt"
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"os"
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"github.com/go-git/go-git/v5"
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. "github.com/go-git/go-git/v5/_examples"
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"github.com/go-git/go-git/v5/plumbing"
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)
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// Basic example of how to checkout a specific commit.
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func main() {
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CheckArgs("<url>", "<directory>", "<commit>")
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url, directory, commit := os.Args[1], os.Args[2], os.Args[3]
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// Clone the given repository to the given directory
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Info("git clone %s %s", url, directory)
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r, err := git.PlainClone(directory, false, &git.CloneOptions{
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URL: url,
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})
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CheckIfError(err)
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// ... retrieving the commit being pointed by HEAD
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Info("git show-ref --head HEAD")
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ref, err := r.Head()
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CheckIfError(err)
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fmt.Println(ref.Hash())
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w, err := r.Worktree()
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CheckIfError(err)
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// ... checking out to commit
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Info("git checkout %s", commit)
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err = w.Checkout(&git.CheckoutOptions{
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Hash: plumbing.NewHash(commit),
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})
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CheckIfError(err)
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// ... retrieving the commit being pointed by HEAD, it shows that the
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// repository is pointing to the giving commit in detached mode
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Info("git show-ref --head HEAD")
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ref, err = r.Head()
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CheckIfError(err)
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fmt.Println(ref.Hash())
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}
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