mirror of https://github.com/docker/cli.git
52 lines
1.7 KiB
Go
52 lines
1.7 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package runtime
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import (
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"bytes"
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"encoding/json"
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"errors"
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)
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func (re *RawExtension) UnmarshalJSON(in []byte) error {
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if re == nil {
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return errors.New("runtime.RawExtension: UnmarshalJSON on nil pointer")
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}
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if !bytes.Equal(in, []byte("null")) {
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re.Raw = append(re.Raw[0:0], in...)
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}
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return nil
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}
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// Marshal may get called on pointers or values, so implement MarshalJSON on value.
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// http://stackoverflow.com/questions/21390979/custom-marshaljson-never-gets-called-in-go
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func (re RawExtension) MarshalJSON() ([]byte, error) {
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if re.Raw == nil {
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// TODO: this is to support legacy behavior of JSONPrinter and YAMLPrinter, which
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// expect to call json.Marshal on arbitrary versioned objects (even those not in
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// the scheme). pkg/kubectl/resource#AsVersionedObjects and its interaction with
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// kubectl get on objects not in the scheme needs to be updated to ensure that the
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// objects that are not part of the scheme are correctly put into the right form.
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if re.Object != nil {
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return json.Marshal(re.Object)
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}
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return []byte("null"), nil
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}
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// TODO: Check whether ContentType is actually JSON before returning it.
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return re.Raw, nil
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}
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