Subversion Repositories openrisc

// Copyright 2011 The Go Authors. All rights reserved.

// Use of this source code is governed by a BSD-style

// license that can be found in the LICENSE file.

package token

type serializedFile struct {

        // fields correspond 1:1 to fields with same (lower-case) name in File

        Name  string

        Base  int

        Size  int

        Lines []int

        Infos []lineInfo

}

type serializedFileSet struct {

        Base  int

        Files []serializedFile

}

// Read calls decode to deserialize a file set into s; s must not be nil.

func (s *FileSet) Read(decode func(interface{}) error) error {

        var ss serializedFileSet

        if err := decode(&ss); err != nil {

                return err

        }

        s.mutex.Lock()

        s.base = ss.Base

        files := make([]*File, len(ss.Files))

        for i := 0; i < len(ss.Files); i++ {

                f := &ss.Files[i]

                files[i] = &File{s, f.Name, f.Base, f.Size, f.Lines, f.Infos}

        }

        s.files = files

        s.last = nil

        s.mutex.Unlock()

        return nil

}

// Write calls encode to serialize the file set s.

func (s *FileSet) Write(encode func(interface{}) error) error {

        var ss serializedFileSet

        s.mutex.Lock()

        ss.Base = s.base

        files := make([]serializedFile, len(s.files))

        for i, f := range s.files {

                files[i] = serializedFile{f.name, f.base, f.size, f.lines, f.infos}

        }

        ss.Files = files

        s.mutex.Unlock()

        return encode(ss)

}