prometheus/vendor/github.com/grpc-ecosystem/grpc-gateway/codegenerator/parse_req.go

24 lines
620 B
Go

package codegenerator
import (
"fmt"
"io"
"io/ioutil"
"github.com/golang/protobuf/proto"
plugin "github.com/golang/protobuf/protoc-gen-go/plugin"
)
// ParseRequest parses a code generator request from a proto Message.
func ParseRequest(r io.Reader) (*plugin.CodeGeneratorRequest, error) {
input, err := ioutil.ReadAll(r)
if err != nil {
return nil, fmt.Errorf("failed to read code generator request: %v", err)
}
req := new(plugin.CodeGeneratorRequest)
if err = proto.Unmarshal(input, req); err != nil {
return nil, fmt.Errorf("failed to unmarshal code generator request: %v", err)
}
return req, nil
}