/
util.go
72 lines (60 loc) · 1.71 KB
/
util.go
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// Copyright © 2019 tinyzimmer
//
// This file is part of protobuf-registry
//
// protobuf-registry is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// protobuf-registry is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with protobuf-registry. If not, see <https://www.gnu.org/licenses/>.
package rubyutil
import (
"bytes"
"compress/gzip"
"compress/zlib"
"github.com/samcday/rmarsh"
"github.com/tinyzimmer/protobuf-registry/pkg/protobuf"
)
func NewRubyGemsListFromPackages(in []*protobuf.Protobuf) (out []byte, err error) {
var buf bytes.Buffer
gzw := gzip.NewWriter(&buf)
gen := rmarsh.NewGenerator(gzw)
if err = gen.StartArray(len(in)); err != nil {
return
}
for _, x := range in {
if err = addPackage(gen, *x.Name, *x.Version); err != nil {
return
}
}
if err = gen.EndArray(); err != nil {
return
}
if err = gzw.Close(); err != nil {
return
}
out = buf.Bytes()
return
}
func NewGemSpecFromPackage(in *protobuf.Protobuf) (out []byte, err error) {
var buf bytes.Buffer
zw := zlib.NewWriter(&buf)
gen := rmarsh.NewGenerator(zw)
objDef, err := newGemSpec(*in.Name, *in.Version)
if err != nil {
return nil, err
}
if err = gen.UserDefinedObject("Gem::Specification", objDef); err != nil {
return nil, err
}
zw.Close()
out = buf.Bytes()
return
}