frostfs-node/cmd/neofs-cli/internal/common/epoch.go
Pavel Karpy 595fc60d72 [] cli: Reorganize common functions
Make `ParseEpoch` and `GetCurrentEpoch` funcs public and move the first one
to the `common` package.

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
2022-07-18 11:42:25 +03:00

28 lines
589 B
Go

package common
import (
"fmt"
"strconv"
"github.com/spf13/cobra"
)
// ParseEpoch parses epoch argument. Second return value is true if
// the specified epoch is relative, and false otherwise.
func ParseEpoch(cmd *cobra.Command, flag string) (uint64, bool, error) {
s, _ := cmd.Flags().GetString(flag)
if len(s) == 0 {
return 0, false, nil
}
relative := s[0] == '+'
if relative {
s = s[1:]
}
epoch, err := strconv.ParseUint(s, 10, 64)
if err != nil {
return 0, relative, fmt.Errorf("can't parse epoch for %s argument: %w", flag, err)
}
return epoch, relative, nil
}