github.com/Lephar/snapd@v0.0.0-20210825215435-c7fba9cef4d2/advisor/pkgfinder.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2018 Canonical Ltd
     5   *
     6   * This program is free software: you can redistribute it and/or modify
     7   * it under the terms of the GNU General Public License version 3 as
     8   * published by the Free Software Foundation.
     9   *
    10   * This program is distributed in the hope that it will be useful,
    11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13   * GNU General Public License for more details.
    14   *
    15   * You should have received a copy of the GNU General Public License
    16   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    17   *
    18   */
    19  
    20  package advisor
    21  
    22  import (
    23  	"os"
    24  )
    25  
    26  type Package struct {
    27  	Snap    string `json:"snap"`
    28  	Version string `json:"version"`
    29  	Summary string `json:"summary,omitempty"`
    30  }
    31  
    32  func FindPackage(pkgName string) (*Package, error) {
    33  	finder, err := newFinder()
    34  	if err != nil && os.IsNotExist(err) {
    35  		return nil, nil
    36  	}
    37  	if err != nil {
    38  		return nil, err
    39  	}
    40  	defer finder.Close()
    41  
    42  	return finder.FindPackage(pkgName)
    43  }