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Author SHA1 Message Date
Toni Kangas
9d22442e62
Merge 3f2dad7403 into 6b5f577ebc 2024-04-03 09:40:24 +08:00
3 changed files with 7 additions and 13 deletions

2
go.mod
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@ -3,7 +3,7 @@ module github.com/spf13/cobra
go 1.15
require (
github.com/cpuguy83/go-md2man/v2 v2.0.4
github.com/cpuguy83/go-md2man/v2 v2.0.3
github.com/inconshreveable/mousetrap v1.1.0
github.com/spf13/pflag v1.0.5
gopkg.in/yaml.v3 v3.0.1

4
go.sum
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@ -1,5 +1,5 @@
github.com/cpuguy83/go-md2man/v2 v2.0.4 h1:wfIWP927BUkWJb2NmU/kNDYIBTh/ziUX91+lVfRxZq4=
github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
github.com/cpuguy83/go-md2man/v2 v2.0.3 h1:qMCsGGgs+MAzDFyp9LpAe1Lqy/fY/qCovCm0qnXZOBM=
github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=

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@ -3,7 +3,7 @@
While you are welcome to provide your own organization, typically a Cobra-based
application will follow the following organizational structure:
```test
```
▾ appName/
▾ cmd/
add.go
@ -301,7 +301,6 @@ command := cobra.Command{
### Bind Flags with Config
You can also bind your flags with [viper](https://github.com/spf13/viper):
```go
var author string
@ -321,14 +320,12 @@ More in [viper documentation](https://github.com/spf13/viper#working-with-flags)
Flags are optional by default. If instead you wish your command to report an error
when a flag has not been set, mark it as required:
```go
rootCmd.Flags().StringVarP(&Region, "region", "r", "", "AWS region (required)")
rootCmd.MarkFlagRequired("region")
```
Or, for persistent flags:
```go
rootCmd.PersistentFlags().StringVarP(&Region, "region", "r", "", "AWS region (required)")
rootCmd.MarkPersistentFlagRequired("region")
@ -338,7 +335,6 @@ rootCmd.MarkPersistentFlagRequired("region")
If you have different flags that must be provided together (e.g. if they provide the `--username` flag they MUST provide the `--password` flag as well) then
Cobra can enforce that requirement:
```go
rootCmd.Flags().StringVarP(&u, "username", "u", "", "Username (required if password is set)")
rootCmd.Flags().StringVarP(&pw, "password", "p", "", "Password (required if username is set)")
@ -347,7 +343,6 @@ rootCmd.MarkFlagsRequiredTogether("username", "password")
You can also prevent different flags from being provided together if they represent mutually
exclusive options such as specifying an output format as either `--json` or `--yaml` but never both:
```go
rootCmd.Flags().BoolVar(&ofJson, "json", false, "Output in JSON")
rootCmd.Flags().BoolVar(&ofYaml, "yaml", false, "Output in YAML")
@ -356,7 +351,6 @@ rootCmd.MarkFlagsMutuallyExclusive("json", "yaml")
If you want to require at least one flag from a group to be present, you can use `MarkFlagsOneRequired`.
This can be combined with `MarkFlagsMutuallyExclusive` to enforce exactly one flag from a given group:
```go
rootCmd.Flags().BoolVar(&ofJson, "json", false, "Output in JSON")
rootCmd.Flags().BoolVar(&ofYaml, "yaml", false, "Output in YAML")
@ -434,7 +428,7 @@ by not providing a 'Run' for the 'rootCmd'.
We have only defined one flag for a single command.
More documentation about flags is available at https://github.com/spf13/pflag.
More documentation about flags is available at https://github.com/spf13/pflag
```go
package main
@ -728,7 +722,7 @@ command.SuggestionsMinimumDistance = 1
You can also explicitly set names for which a given command will be suggested using the `SuggestFor` attribute. This allows suggestions for strings that are not close in terms of string distance, but make sense in your set of commands but for which
you don't want aliases. Example:
```bash
```
$ kubectl remove
Error: unknown command "remove" for "kubectl"
@ -793,7 +787,7 @@ func main() {
Example run as a kubectl plugin:
```bash
```
$ kubectl myplugin
Usage:
kubectl myplugin [command]