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//
// Copyright (c) SAS Institute Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
package shared
import (
"errors"
"fmt"
"os"
"github.com/spf13/cobra"
"github.com/sassoftware/relic/v7/config"
)
var (
ArgConfig string
ArgDebug uint32
CurrentConfig *config.Config
argVersion bool
)
var lateHooks []func()
var RootCmd = &cobra.Command{
Use: "relic",
PersistentPreRun: showVersion,
RunE: bailUnlessVersion,
}
func init() {
RootCmd.PersistentFlags().StringVarP(&ArgConfig, "config", "c", "", "Configuration file")
RootCmd.PersistentFlags().BoolVar(&argVersion, "version", false, "Show version and exit")
RootCmd.PersistentFlags().Uint32VarP(&ArgDebug, "debug", "d", 0, "Log additional diagnostic data. (0-9)")
}
func showVersion(cmd *cobra.Command, args []string) {
if argVersion {
fmt.Printf("relic version %s (%s)\n", config.Version, config.Commit)
os.Exit(0)
}
}
func bailUnlessVersion(cmd *cobra.Command, args []string) error {
if !argVersion {
return errors.New("Expected a command")
}
return nil
}
func AddLateHook(f func()) {
lateHooks = append(lateHooks, f)
}
func Main() {
for _, f := range lateHooks {
f()
}
if err := RootCmd.Execute(); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
}
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