github.com/hasnat/dolt/go@v0.0.0-20210628190320-9eb5d843fbb7/store/cmd/noms/noms_version.go (about)

     1  // Copyright 2019 Dolthub, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  //
    15  // This file incorporates work covered by the following copyright and
    16  // permission notice:
    17  //
    18  // Copyright 2016 Attic Labs, Inc. All rights reserved.
    19  // Licensed under the Apache License, version 2.0:
    20  // http://www.apache.org/licenses/LICENSE-2.0
    21  
    22  package main
    23  
    24  import (
    25  	"context"
    26  	"fmt"
    27  	"os"
    28  
    29  	flag "github.com/juju/gnuflag"
    30  
    31  	"github.com/dolthub/dolt/go/store/cmd/noms/util"
    32  	"github.com/dolthub/dolt/go/store/constants"
    33  )
    34  
    35  var nomsVersion = &util.Command{
    36  	Run:       runVersion,
    37  	UsageLine: "version ",
    38  	Short:     "Display noms version",
    39  	Long:      "version prints the Noms data version and build identifier",
    40  	Flags:     setupVersionFlags,
    41  	Nargs:     0,
    42  }
    43  
    44  func setupVersionFlags() *flag.FlagSet {
    45  	return flag.NewFlagSet("version", flag.ExitOnError)
    46  }
    47  
    48  func runVersion(ctx context.Context, args []string) int {
    49  	fmt.Fprintf(os.Stdout, "format version: %v\n", constants.NomsVersion)
    50  	fmt.Fprintf(os.Stdout, "built from %v\n", constants.NomsGitSHA)
    51  	return 0
    52  }