| /* |
| Copyright 2016 The Kubernetes Authors. |
| |
| 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 args |
| |
| import ( |
| "fmt" |
| |
| "github.com/spf13/pflag" |
| "k8s.io/gengo/args" |
| "k8s.io/gengo/examples/deepcopy-gen/generators" |
| ) |
| |
| // CustomArgs is used by the gengo framework to pass args specific to this generator. |
| type CustomArgs generators.CustomArgs |
| |
| // NewDefaults returns default arguments for the generator. |
| func NewDefaults() (*args.GeneratorArgs, *CustomArgs) { |
| genericArgs := args.Default().WithoutDefaultFlagParsing() |
| customArgs := &CustomArgs{} |
| genericArgs.CustomArgs = (*generators.CustomArgs)(customArgs) // convert to upstream type to make type-casts work there |
| genericArgs.OutputFileBaseName = "deepcopy_generated" |
| return genericArgs, customArgs |
| } |
| |
| // AddFlags add the generator flags to the flag set. |
| func (ca *CustomArgs) AddFlags(fs *pflag.FlagSet) { |
| pflag.CommandLine.StringSliceVar(&ca.BoundingDirs, "bounding-dirs", ca.BoundingDirs, |
| "Comma-separated list of import paths which bound the types for which deep-copies will be generated.") |
| } |
| |
| // Validate checks the given arguments. |
| func Validate(genericArgs *args.GeneratorArgs) error { |
| _ = genericArgs.CustomArgs.(*generators.CustomArgs) |
| |
| if len(genericArgs.OutputFileBaseName) == 0 { |
| return fmt.Errorf("output file base name cannot be empty") |
| } |
| |
| return nil |
| } |