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- // Copyright 2015 Google Inc. All rights reserved.
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
-
- // Package skip provides a request modifier to skip the HTTP round-trip.
- package skip
-
- import (
- "encoding/json"
- "net/http"
-
- "github.com/google/martian"
- "github.com/google/martian/parse"
- )
-
- // RoundTrip is a modifier that skips the request round-trip.
- type RoundTrip struct{}
-
- type roundTripJSON struct {
- Scope []parse.ModifierType `json:"scope"`
- }
-
- func init() {
- parse.Register("skip.RoundTrip", roundTripFromJSON)
- }
-
- // NewRoundTrip returns a new modifier that skips round-trip.
- func NewRoundTrip() *RoundTrip {
- return &RoundTrip{}
- }
-
- // ModifyRequest skips the request round-trip.
- func (r *RoundTrip) ModifyRequest(req *http.Request) error {
- ctx := martian.NewContext(req)
- ctx.SkipRoundTrip()
-
- return nil
- }
-
- // roundTripFromJSON builds a skip.RoundTrip from JSON.
-
- // Example JSON:
- // {
- // "skip.RoundTrip": { }
- // }
- func roundTripFromJSON(b []byte) (*parse.Result, error) {
- msg := &roundTripJSON{}
- if err := json.Unmarshal(b, msg); err != nil {
- return nil, err
- }
-
- return parse.NewResult(NewRoundTrip(), msg.Scope)
- }
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