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