2016-11-06 17:20:57 +01:00

74 lines
1.6 KiB
Go

package main
import (
"path/filepath"
"github.com/golang/protobuf/protoc-gen-go/descriptor"
"github.com/golang/protobuf/protoc-gen-go/plugin"
"github.com/kr/fs"
)
type GenericTemplateBasedEncoder struct {
templateDir string
service *descriptor.ServiceDescriptorProto
file *descriptor.FileDescriptorProto
}
func NewGenericTemplateBasedEncoder(templateDir string, service *descriptor.ServiceDescriptorProto, file *descriptor.FileDescriptorProto) (e *GenericTemplateBasedEncoder) {
e = &GenericTemplateBasedEncoder{
service: service,
file: file,
templateDir: templateDir,
}
return
}
func (e *GenericTemplateBasedEncoder) templates() ([]string, error) {
filenames := []string{}
walker := fs.Walk(e.templateDir)
for walker.Step() {
if err := walker.Err(); err != nil {
return nil, err
}
if walker.Stat().IsDir() {
continue
}
if filepath.Ext(walker.Path()) != ".tmpl" {
continue
}
rel, err := filepath.Rel(e.templateDir, walker.Path())
if err != nil {
return nil, err
}
filenames = append(filenames, rel)
}
return filenames, nil
}
func (e *GenericTemplateBasedEncoder) Files() []*plugin_go.CodeGeneratorResponse_File {
files := []*plugin_go.CodeGeneratorResponse_File{}
templates, err := e.templates()
if err != nil {
panic(err)
}
for _, templateFilename := range templates {
filename := templateFilename[0 : len(templateFilename)-len(".tmpl")]
content := "hello world"
files = append(files, &plugin_go.CodeGeneratorResponse_File{
Content: &content,
Name: &filename,
})
}
return files
}