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package commands
import (
"os"
"github.com/git-lfs/git-lfs/v3/tr"
"github.com/rubyist/tracerx"
"github.com/spf13/cobra"
)
// postMergeCommand is run through Git's post-merge hook.
//
// This hook checks that files which are lockable and not locked are made read-only,
// optimising that as best it can based on the available information.
func postMergeCommand(cmd *cobra.Command, args []string) {
if len(args) != 1 {
Print(tr.Tr.Get("This should be run through Git's post-merge hook. Run `git lfs update` to install it."))
os.Exit(1)
}
// Skip entire hook if lockable read only feature is disabled
if !cfg.SetLockableFilesReadOnly() {
os.Exit(0)
}
requireGitVersion()
lockClient := newLockClient()
// Skip this hook if no lockable patterns have been configured
if len(lockClient.GetLockablePatterns()) == 0 {
os.Exit(0)
}
// The only argument this hook receives is a flag indicating whether the
// merge was a squash merge; we don't know what files changed.
// Whether it's squash or not is irrelevant, either way it could have
// reset the read-only flag on files that got merged.
tracerx.Printf("post-merge: checking write flags for all lockable files")
// Sadly we don't get any information about what files were checked out,
// so we have to check the entire repo
err := lockClient.FixAllLockableFileWriteFlags()
if err != nil {
LoggedError(err, tr.Tr.Get("Warning: post-merge locked file check failed: %v", err))
}
}
func init() {
RegisterCommand("post-merge", postMergeCommand, nil)
}
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