github.com/nmstate/kubernetes-nmstate@v0.82.0/pkg/render/yaml.go (about) 1 /* 2 Copyright The Kubernetes NMState Authors. 3 4 5 Licensed under the Apache License, Version 2.0 (the "License"); 6 you may not use this file except in compliance with the License. 7 You may obtain a copy of the License at 8 9 http://www.apache.org/licenses/LICENSE-2.0 10 11 Unless required by applicable law or agreed to in writing, software 12 distributed under the License is distributed on an "AS IS" BASIS, 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 See the License for the specific language governing permissions and 15 limitations under the License. 16 */ 17 18 package render 19 20 import ( 21 "strings" 22 23 "sigs.k8s.io/yaml" 24 ) 25 26 // toYAML takes an interface, marshals it to yaml, and returns a string. It will 27 // always return a string, even on marshal error (empty string). 28 // 29 // This is designed to be called from a template. 30 func ToYaml(v interface{}) string { 31 data, err := yaml.Marshal(v) 32 if err != nil { 33 // Swallow errors inside of a template. 34 return "" 35 } 36 return strings.TrimSuffix(string(data), "\n") 37 }