drone/internal/api/request/context.go

60 lines
1.7 KiB
Go

// Copyright 2021 Harness Inc. All rights reserved.
// Use of this source code is governed by the Polyform Free Trial License
// that can be found in the LICENSE.md file for this repository.
package request
// This pattern was inpired by the kubernetes request context package.
// https://github.com/kubernetes/apiserver/blob/master/pkg/endpoints/request/context.go
import (
"context"
"github.com/harness/gitness/types"
)
type key int
const (
userKey key = iota
spaceKey
repoKey
)
// WithUser returns a copy of parent in which the user
// value is set.
func WithUser(parent context.Context, v *types.User) context.Context {
return context.WithValue(parent, userKey, v)
}
// UserFrom returns the value of the user key on the
// context.
func UserFrom(ctx context.Context) (*types.User, bool) {
v, ok := ctx.Value(userKey).(*types.User)
return v, ok && v != nil
}
// WithSpace returns a copy of parent in which the space value is set.
func WithSpace(parent context.Context, v *types.Space) context.Context {
return context.WithValue(parent, spaceKey, v)
}
// SpaceFrom returns the value of the space key on the
// context - ok is true iff a non-nile value existed.
func SpaceFrom(ctx context.Context) (*types.Space, bool) {
v, ok := ctx.Value(spaceKey).(*types.Space)
return v, ok && v != nil
}
// WithRepo returns a copy of parent in which the repo value is set.
func WithRepo(parent context.Context, v *types.Repository) context.Context {
return context.WithValue(parent, repoKey, v)
}
// RepoFrom returns the value of the repo key on the
// context - ok is true iff a non-nile value existed.
func RepoFrom(ctx context.Context) (*types.Repository, bool) {
v, ok := ctx.Value(repoKey).(*types.Repository)
return v, ok && v != nil
}