kythe.io@v0.0.68-0.20240422202219-7225dbc01741/kythe/go/services/cli/command_identifiers.go (about)

     1  /*
     2   * Copyright 2017 The Kythe Authors. All rights reserved.
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *   http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package cli
    18  
    19  import (
    20  	"context"
    21  	"errors"
    22  	"flag"
    23  	"fmt"
    24  	"strings"
    25  
    26  	ipb "kythe.io/kythe/proto/identifier_go_proto"
    27  )
    28  
    29  type identCommand struct {
    30  	baseKytheCommand
    31  	corpora, languages string
    32  }
    33  
    34  func (identCommand) Name() string     { return "identifier" }
    35  func (identCommand) Synopsis() string { return "list tickets associated with a given identifier" }
    36  func (identCommand) Usage() string    { return "<identifier>" }
    37  func (c *identCommand) SetFlags(flag *flag.FlagSet) {
    38  	flag.StringVar(&c.corpora, "corpora", "", "Comma-separated list of corpora with which to restrict matches")
    39  	flag.StringVar(&c.languages, "languages", "", "Comma-separated list of languages with which to restrict matches")
    40  }
    41  func (c identCommand) Run(ctx context.Context, flag *flag.FlagSet, api API) error {
    42  	if flag.NArg() == 0 {
    43  		return errors.New("identifier missing")
    44  	} else if flag.NArg() > 1 {
    45  		return fmt.Errorf("only 1 identifier may be given; found: %v", flag.Args())
    46  	}
    47  
    48  	req := &ipb.FindRequest{
    49  		Identifier: flag.Arg(0),
    50  	}
    51  	if c.corpora != "" {
    52  		req.Corpus = strings.Split(c.corpora, ",")
    53  	}
    54  	if c.languages != "" {
    55  		req.Languages = strings.Split(c.languages, ",")
    56  	}
    57  
    58  	LogRequest(req)
    59  	reply, err := api.IdentifierService.Find(ctx, req)
    60  	if err != nil {
    61  		return err
    62  	}
    63  
    64  	return c.displayMatches(reply)
    65  }
    66  
    67  func (c identCommand) displayMatches(reply *ipb.FindReply) error {
    68  	if DisplayJSON {
    69  		return PrintJSONMessage(reply)
    70  	}
    71  
    72  	for _, m := range reply.Matches {
    73  		kind := m.NodeKind
    74  		if m.NodeSubkind != "" {
    75  			kind += "/" + m.NodeSubkind
    76  		}
    77  		fmt.Printf("%s [kind: %s]\n", m.Ticket, kind)
    78  	}
    79  	return nil
    80  }