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