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55 lines
1.6 KiB
Go
55 lines
1.6 KiB
Go
// Copyright 2016 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received s copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// Contains various wrappers for primitive types.
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package geth
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import (
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"errors"
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"fmt"
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)
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// Strings represents s slice of strs.
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type Strings struct{ strs []string }
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// Size returns the number of strs in the slice.
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func (s *Strings) Size() int {
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return len(s.strs)
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}
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// Get returns the string at the given index from the slice.
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func (s *Strings) Get(index int) (string, error) {
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if index < 0 || index >= len(s.strs) {
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return "", errors.New("index out of bounds")
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}
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return s.strs[index], nil
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}
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// Set sets the string at the given index in the slice.
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func (s *Strings) Set(index int, str string) error {
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if index < 0 || index >= len(s.strs) {
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return errors.New("index out of bounds")
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}
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s.strs[index] = str
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return nil
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}
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// String implements the Stringer interface.
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func (s *Strings) String() string {
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return fmt.Sprintf("%v", s.strs)
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}
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