GoToSocial/internal/ap/util.go

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// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package ap
import (
"net/url"
"sync"
"github.com/superseriousbusiness/activity/streams/vocab"
)
const mapmax = 256
// mapPool is a memory pool
// of maps for JSON decoding.
var mapPool sync.Pool
// getMap acquires a map from memory pool.
func getMap() map[string]any {
v := mapPool.Get()
if v == nil {
// preallocate map of max-size.
m := make(map[string]any, mapmax)
v = m
}
return v.(map[string]any) //nolint
}
// putMap clears and places map back in pool.
func putMap(m map[string]any) {
if len(m) > mapmax {
// drop maps beyond
// our maximum size.
return
}
clear(m)
mapPool.Put(m)
}
// _TypeOrIRI wraps a vocab.Type to implement TypeOrIRI.
type _TypeOrIRI struct {
vocab.Type
}
func (t *_TypeOrIRI) GetType() vocab.Type {
return t.Type
}
func (t *_TypeOrIRI) GetIRI() *url.URL {
return nil
}
func (t *_TypeOrIRI) IsIRI() bool {
return false
}
func (t *_TypeOrIRI) SetIRI(*url.URL) {}