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// Copyright 2014 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 bind implements a code generator for gobind.
// See the documentation on the gobind command for usage details
// and the list of currently supported types.
// (
package bind // import ""
// TODO(crawshaw): slice support
// TODO(crawshaw): channel support
import (
const gobindPreamble = "// Code generated by gobind. DO NOT EDIT.\n\n"
type (
GeneratorConfig struct {
Writer io.Writer
Fset *token.FileSet
Pkg *types.Package
AllPkg []*types.Package
fileType int
// GenGo generates a Go stub to support foreign language APIs.
func GenGo(conf *GeneratorConfig) error {
buf := new(bytes.Buffer)
g := &goGen{
Generator: &Generator{
Printer: &Printer{Buf: buf, IndentEach: []byte("\t")},
Fset: conf.Fset,
AllPkg: conf.AllPkg,
Pkg: conf.Pkg,
if err := g.gen(); err != nil {
return err
src := buf.Bytes()
srcf, err := format.Source(src)
if err != nil {
conf.Writer.Write(src) // for debugging
return err
_, err = conf.Writer.Write(srcf)
return err
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