github.com/mysteriumnetwork/node@v0.0.0-20240516044423-365054f76801/core/discovery/reducer/in.go (about)

     1  /*
     2   * Copyright (C) 2019 The "MysteriumNetwork/node" Authors.
     3   *
     4   * This program is free software: you can redistribute it and/or modify
     5   * it under the terms of the GNU General Public License as published by
     6   * the Free Software Foundation, either version 3 of the License, or
     7   * (at your option) any later version.
     8   *
     9   * This program is distributed in the hope that it will be useful,
    10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    12   * GNU General Public License for more details.
    13   *
    14   * You should have received a copy of the GNU General Public License
    15   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    16   */
    17  
    18  package reducer
    19  
    20  import (
    21  	"github.com/mysteriumnetwork/node/market"
    22  )
    23  
    24  // InString returns a matcher for checking if proposal's string field value exists in given array of values
    25  func InString(field FieldSelector, valuesExpected ...string) func(market.ServiceProposal) bool {
    26  	valuesExpectedTyped := make([]interface{}, len(valuesExpected))
    27  	for i, value := range valuesExpected {
    28  		valuesExpectedTyped[i] = value
    29  	}
    30  
    31  	return In(field, valuesExpectedTyped...)
    32  }
    33  
    34  // InInt returns a matcher for checking if proposal's integer field value exists in given array of values
    35  func InInt(field FieldSelector, valuesExpected ...int) func(market.ServiceProposal) bool {
    36  	valuesExpectedTyped := make([]interface{}, len(valuesExpected))
    37  	for i, value := range valuesExpected {
    38  		valuesExpectedTyped[i] = value
    39  	}
    40  
    41  	return In(field, valuesExpectedTyped...)
    42  }
    43  
    44  // In returns a matcher for checking if proposal's field value exists in given array of values
    45  func In(field FieldSelector, valuesExpected ...interface{}) func(market.ServiceProposal) bool {
    46  	return Field(field, func(value interface{}) bool {
    47  		for _, valueExpected := range valuesExpected {
    48  			if value == valueExpected {
    49  				return true
    50  			}
    51  		}
    52  		return false
    53  	})
    54  }