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// Copyright 2017 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package main
import (
"errors"
"fmt"
"io/ioutil"
"github.com/ethereum/go-ethereum/cmd/evm/internal/compiler"
cli "gopkg.in/urfave/cli.v1"
)
var compileCommand = cli.Command{
Action: compileCmd,
Name: "compile",
Usage: "compiles easm source to evm binary",
ArgsUsage: "<file>",
}
func compileCmd(ctx *cli.Context) error {
debug := ctx.GlobalBool(DebugFlag.Name)
if len(ctx.Args().First()) == 0 {
return errors.New("filename required")
}
fn := ctx.Args().First()
src, err := ioutil.ReadFile(fn)
if err != nil {
return err
}
bin, err := compiler.Compile(fn, src, debug)
if err != nil {
return err
}
fmt.Println(bin)
return nil
}
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