Method updateHunkHeader

internal/git/patch.go:388–402

(hunk *Hunk)

}

func (r *Repository) updateHunkHeader(hunk *Hunk) {
	header := fmt.Sprintf("@@ -%d", hunk.OldLine)
	if hunk.OldCnt != 1 {
		header += fmt.Sprintf(",%d", hunk.OldCnt)
	}
	header += fmt.Sprintf(" +%d", hunk.NewLine)
	if hunk.NewCnt != 1 {
		header += fmt.Sprintf(",%d", hunk.NewCnt)
	}
	header += " @@"

	// Insert header at the beginning instead of replacing first line
	hunk.Text = append([]string{header}, hunk.Text...)
	hunk.Display = append([]string{header}, hunk.Display...)
}