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types array argument option
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‎.gitignore‎

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*.out
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.DS_Store
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dist
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bin
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build

‎Makefile‎

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@@ -3,7 +3,7 @@ all:
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.PHONY: test
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test:
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@go test -v `go list ./... | grep -v example` && echo "ALL PASS" || echo "FAILURE"
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@go test -v `go list ./... | grep -v example` $(ARGS) && echo "ALL PASS" || echo "FAILURE"
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.PHONY: deps
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deps:

‎README.md‎

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[![License](http://img.shields.io/badge/license-MIT-blue.svg)](https://raw.githubusercontent.com/miguelmota/go-solidity-sha3/master/LICENSE.md) [![Build Status](https://travis-ci.org/miguelmota/go-solidity-sha3.svg?branch=master)](https://travis-ci.org/miguelmota/go-solidity-sha3) [![Go Report Card](https://goreportcard.com/badge/github.com/miguelmota/go-solidity-sha3?)](https://goreportcard.com/report/github.com/miguelmota/go-solidity-sha3) [![GoDoc](https://godoc.org/github.com/miguelmota/go-solidity-sha3?status.svg)](https://godoc.org/github.com/miguelmota/go-solidity-sha3)
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This package is the Go equivalent of `require('ethereumjs-abi').soliditySHA3` [NPM module](https://www.npmjs.com/package/ethereumjs-abi).
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This package is the Go equivalent of `require('ethers).utils.solidityKeccak256` [NPM module](https://www.npmjs.com/package/ethers).
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## Install
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@@ -24,37 +24,78 @@ go get -u github.com/miguelmota/go-solidity-sha3
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[Documentation on GoDoc](https://godoc.org/github.com/miguelmota/go-solidity-sha3)
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## Usage
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## Getting started
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Simple example
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Simple example:
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```go
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package main
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import (
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"encoding/hex"
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"fmt"
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"github.com/miguelmota/go-solidity-sha3"
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"math/big"
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"encoding/hex"
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"fmt"
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"github.com/miguelmota/go-solidity-sha3"
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)
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func main() {
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hash := solsha3.SoliditySHA3(
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// types
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[]string{"address", "uint256"},
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// values
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"0x935F7770265D0797B621c49A5215849c333Cc3ce",
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"100000000000000000",
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)
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fmt.Println(hex.EncodeToString(hash))
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}
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```
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Output:
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```bash
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0a3844b522d9e3a837ae56d4c57d668feb26325834bf4ba49e153d84ed7ad53d
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```
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More complex example:
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```go
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package main
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import (
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"encoding/hex"
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"fmt"
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"github.com/miguelmota/go-solidity-sha3"
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)
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func main() {
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hash := solsha3.SoliditySHA3(
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solsha3.Address("0x12459c951127e0c374ff9105dda097662a027093"),
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solsha3.Uint256(big.NewInt(100)),
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solsha3.String("foo"),
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solsha3.Bytes32("bar"),
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solsha3.Bool(true),
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)
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fmt.Println(hex.EncodeToString(hash))
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hash := solsha3.SoliditySHA3(
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// types
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[]string{"address", "bytes1", "uint8[]", "bytes32", "uint256", "address[]", "uint32"},
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// values
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"0x935F7770265D0797B621c49A5215849c333Cc3ce",
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"0xa",
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[]uint8{128, 255},
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"0x4e03657aea45a94fc7d47ba826c8d667c0d1e6e33a64a036ec44f58fa12d6c45",
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"100000000000000000",
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[]string{
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"0x13D94859b23AF5F610aEfC2Ae5254D4D7E3F191a",
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"0x473029549e9d898142a169d7234c59068EDcBB33",
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},
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123456789,
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)
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fmt.Println(hex.EncodeToString(hash))
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}
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```
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Output
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Output:
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```bash
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417a4c44724701ba79bb363151dff48909bc058a2c75a81e9cf5208ae4699369
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ad390a98c1c32cdb1f046f6887a4109f12290b690127e6e15da4ca210235510e
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```
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## License

‎example/js/test.js‎

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const ethers = require('ethers')
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//console.log(ethers.utils.solidityKeccak256([ 'uint8[]' ], [ [1,2,3] ] ))
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//console.log(ethers.utils.solidityKeccak256([ 'bool[]' ], [ [true, false, true] ] ))
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//console.log(ethers.utils.solidityKeccak256([ 'int8[]' ], [ [1,2,3] ] ))
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//console.log(ethers.utils.solidityKeccak256([ 'string[]' ], [ ['a', 'b', 'c'] ] ))
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//console.log(ethers.utils.solidityKeccak256([ 'address[]' ], [ ['0xa', '0xb', '0xc'] ] ))
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//console.log(ethers.utils.solidityKeccak256([ 'address' ], [ '0xa'] ))
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//console.log(ethers.utils.solidityKeccak256([ 'address' ], [ '0x0'] ))
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//console.log(ethers.utils.solidityKeccak256([ 'bytes32' ], [ '0x4e03657aea45a94fc7d47ba826c8d667c0d1e6e33a64a036ec44f58fa12d6c45' ] ))
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//console.log(ethers.utils.solidityKeccak256([ 'bytes1' ], [ '0x4' ] ))
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//console.log(ethers.utils.solidityKeccak256(['bytes32'],['0x0a00000000000000000000000000000000000000000000000000000000000000']))
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//var msgDigest = ethers.utils.keccak256(Buffer.from('abc'));
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//console.log(msgDigest.toString())
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//console.log(ethers.utils.solidityKeccak256(['address', 'uint256'],['0x935F7770265D0797B621c49A5215849c333Cc3ce', '100000000000000000']))
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/*
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console.log(ethers.utils.solidityKeccak256([
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'address', 'bytes1', 'uint8[]', 'bytes32', 'uint256', 'address[]', 'uint32' ],
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[
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'0x935F7770265D0797B621c49A5215849c333Cc3ce',
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'0xa',
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[128, 255],
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'0x4e03657aea45a94fc7d47ba826c8d667c0d1e6e33a64a036ec44f58fa12d6c45',
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'100000000000000000',
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[
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'0x13D94859b23AF5F610aEfC2Ae5254D4D7E3F191a',
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'0x473029549e9d898142a169d7234c59068EDcBB33'
37+
],
38+
123456789
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]
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))
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// 0xad390a98c1c32cdb1f046f6887a4109f12290b690127e6e15da4ca210235510e
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*/

example/array_example.go renamed to example/legacy_array_example.go

File renamed without changes.

‎example/legacy_usage_example.go‎

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package main
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3+
import (
4+
"encoding/hex"
5+
"fmt"
6+
"math/big"
7+
8+
"github.com/miguelmota/go-solidity-sha3"
9+
)
10+
11+
func main() {
12+
hash := solsha3.SoliditySHA3(
13+
solsha3.Address("0x12459c951127e0c374ff9105dda097662a027093"),
14+
solsha3.Uint256(big.NewInt(100)),
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solsha3.String("foo"),
16+
solsha3.Bytes32("bar"),
17+
solsha3.Bool(true),
18+
)
19+
20+
fmt.Println(hex.EncodeToString(hash)) // 417a4c44724701ba79bb363151dff48909bc058a2c75a81e9cf5208ae4699369
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22+
hash2 := solsha3.SoliditySHA3WithPrefix(
23+
solsha3.String("hello"),
24+
)
25+
26+
fmt.Println(hex.EncodeToString(hash2)) // 50b2c43fd39106bafbba0da34fc430e1f91e3c96ea2acee2bc34119f92b37750
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}

‎example/simple_example.go‎

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package main
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import (
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"encoding/hex"
5+
"fmt"
6+
7+
"github.com/miguelmota/go-solidity-sha3"
8+
)
9+
10+
func main() {
11+
hash := solsha3.SoliditySHA3(
12+
// types
13+
[]string{"address", "uint256"},
14+
15+
// values
16+
"0x935F7770265D0797B621c49A5215849c333Cc3ce",
17+
"100000000000000000",
18+
)
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fmt.Println(hex.EncodeToString(hash)) // 0a3844b522d9e3a837ae56d4c57d668feb26325834bf4ba49e153d84ed7ad53d
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}

‎example/usage_example.go‎

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import (
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"encoding/hex"
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"fmt"
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"math/big"
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87
"github.com/miguelmota/go-solidity-sha3"
98
)
109

1110
func main() {
1211
hash := solsha3.SoliditySHA3(
13-
solsha3.Address("0x12459c951127e0c374ff9105dda097662a027093"),
14-
solsha3.Uint256(big.NewInt(100)),
15-
solsha3.String("foo"),
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solsha3.Bytes32("bar"),
17-
solsha3.Bool(true),
18-
)
19-
20-
fmt.Println(hex.EncodeToString(hash)) // 417a4c44724701ba79bb363151dff48909bc058a2c75a81e9cf5208ae4699369
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// types
13+
[]string{"address", "bytes1", "uint8[]", "bytes32", "uint256", "address[]", "uint32"},
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22-
hash2 := solsha3.SoliditySHA3WithPrefix(
23-
solsha3.String("hello"),
15+
// values
16+
"0x935F7770265D0797B621c49A5215849c333Cc3ce",
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"0xa",
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[]uint8{128, 255},
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"0x4e03657aea45a94fc7d47ba826c8d667c0d1e6e33a64a036ec44f58fa12d6c45",
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"100000000000000000",
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[]string{
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"0x13D94859b23AF5F610aEfC2Ae5254D4D7E3F191a",
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"0x473029549e9d898142a169d7234c59068EDcBB33",
24+
},
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123456789,
2426
)
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26-
fmt.Println(hex.EncodeToString(hash2)) // 50b2c43fd39106bafbba0da34fc430e1f91e3c96ea2acee2bc34119f92b37750
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fmt.Println(hex.EncodeToString(hash)) // ad390a98c1c32cdb1f046f6887a4109f12290b690127e6e15da4ca210235510e
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}

‎go.mod‎

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require (
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github.com/btcsuite/btcd v0.0.0-20190109040709-5bda5314ca95 // indirect
5+
github.com/davecgh/go-spew v0.0.0-20171005155431-ecdeabc65495
56
github.com/ethereum/go-ethereum v1.8.20
67
golang.org/x/crypto v0.0.0-20190103213133-ff983b9c42bc
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)

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