GoToSocial/internal/gtscontext/wrap.go

56 lines
1.5 KiB
Go

// 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 gtscontext
import (
"context"
"time"
)
// WithValues wraps 'ctx' to use its deadline, done channel and error, but use value store of 'values'.
func WithValues(ctx context.Context, values context.Context) context.Context {
if ctx == nil {
panic("nil base context")
}
return &wrapContext{
base: ctx,
vals: values,
}
}
type wrapContext struct {
base context.Context
vals context.Context
}
func (ctx *wrapContext) Deadline() (deadline time.Time, ok bool) {
return ctx.base.Deadline()
}
func (ctx *wrapContext) Done() <-chan struct{} {
return ctx.base.Done()
}
func (ctx *wrapContext) Err() error {
return ctx.base.Err()
}
func (ctx *wrapContext) Value(key any) any {
return ctx.vals.Value(key)
}