mirror of
https://github.com/kubernetes/kubectl.git
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48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
/*
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Copyright 2019 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 get
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import (
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"io"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/cli-runtime/pkg/printers"
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)
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// skipPrinter allows conditionally suppressing object output via the output field.
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// table objects are suppressed by setting their Rows to nil (allowing column definitions to propagate to the delegate).
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// non-table objects are suppressed by not calling the delegate at all.
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type skipPrinter struct {
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delegate printers.ResourcePrinter
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output *bool
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}
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func (p *skipPrinter) PrintObj(obj runtime.Object, writer io.Writer) error {
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if *p.output {
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return p.delegate.PrintObj(obj, writer)
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}
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table, isTable := obj.(*metav1.Table)
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if !isTable {
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return nil
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}
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table = table.DeepCopy()
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table.Rows = nil
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return p.delegate.PrintObj(table, writer)
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}
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