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e8381db778
* Update Kubernetes to v1.21.0 * Update to golang v1.16.2 * Update dependent modules to track with upstream * Switch to upstream flannel * Track changes to upstream cloud-controller-manager and FeatureGates Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
41 lines
774 B
Go
41 lines
774 B
Go
// Copyright 2019 The Kubernetes Authors.
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// SPDX-License-Identifier: Apache-2.0
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package yaml
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// MapNode wraps a field key and value.
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type MapNode struct {
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Key *RNode
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Value *RNode
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}
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// IsNilOrEmpty returns true if the MapNode is nil,
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// has no value, or has a value that appears empty.
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func (mn *MapNode) IsNilOrEmpty() bool {
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return mn == nil || mn.Value.IsNilOrEmpty()
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}
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type MapNodeSlice []*MapNode
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func (m MapNodeSlice) Keys() []*RNode {
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var keys []*RNode
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for i := range m {
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if m[i] != nil {
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keys = append(keys, m[i].Key)
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}
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}
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return keys
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}
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func (m MapNodeSlice) Values() []*RNode {
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var values []*RNode
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for i := range m {
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if m[i] != nil {
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values = append(values, m[i].Value)
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} else {
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values = append(values, nil)
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}
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}
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return values
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}
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