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snatives.go
62 lines (57 loc) · 1.69 KB
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snatives.go
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// Copyright 2017 Monax Industries Limited
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package commands
import (
"fmt"
cli "github.com/jawher/mow.cli"
"github.com/hyperledger/burrow/execution/evm"
"github.com/hyperledger/burrow/util/snatives/templates"
)
// Dump SNative contracts
func Snatives(output Output) func(cmd *cli.Cmd) {
return func(cmd *cli.Cmd) {
contractsOpt := cmd.StringsOpt("c contracts", nil, "Contracts to generate")
cmd.Action = func() {
contracts := evm.SNativeContracts()
// Index of next contract
i := 1
for _, contract := range contracts {
if len(*contractsOpt) > 0 {
found := false
for _, c := range *contractsOpt {
if c == contract.Name {
found = true
break
}
}
if !found {
continue
}
}
solidity, err := templates.NewSolidityContract(contract).Solidity()
if err != nil {
fmt.Printf("Error generating solidity for contract %s: %s\n",
contract.Name, err)
}
fmt.Println(solidity)
if i < len(contracts) {
// Two new lines between contracts as per Solidity style guide
// (the template gives us 1 trailing new line)
fmt.Println()
}
i++
}
}
}
}