github.com/linapex/ethereum-dpos-chinese@v0.0.0-20190316121959-b78b3a4a1ece/cmd/evm/internal/compiler/compiler.go (about)

     1  
     2  //<developer>
     3  //    <name>linapex 曹一峰</name>
     4  //    <email>linapex@163.com</email>
     5  //    <wx>superexc</wx>
     6  //    <qqgroup>128148617</qqgroup>
     7  //    <url>https://jsq.ink</url>
     8  //    <role>pku engineer</role>
     9  //    <date>2019-03-16 12:09:27</date>
    10  //</624342589893513216>
    11  
    12  
    13  package compiler
    14  
    15  import (
    16  	"errors"
    17  	"fmt"
    18  
    19  	"github.com/ethereum/go-ethereum/core/asm"
    20  )
    21  
    22  func Compile(fn string, src []byte, debug bool) (string, error) {
    23  	compiler := asm.NewCompiler(debug)
    24  	compiler.Feed(asm.Lex(fn, src, debug))
    25  
    26  	bin, compileErrors := compiler.Compile()
    27  	if len(compileErrors) > 0 {
    28  //报告错误
    29  		for _, err := range compileErrors {
    30  			fmt.Printf("%s:%v\n", fn, err)
    31  		}
    32  		return "", errors.New("compiling failed")
    33  	}
    34  	return bin, nil
    35  }
    36