update the description of flag namespace (#419)

docs/cmd/kn_revision_delete.md

@@ -22,7 +22,7 @@ kn revision delete NAME [flags]
 
 ```
   -h, --help               help for delete
-  -n, --namespace string   List the requested object(s) in given namespace.
+  -n, --namespace string   Specify the namespace to operate in.
 ```
 
 ### Options inherited from parent commands

docs/cmd/kn_revision_describe.md

@@ -15,7 +15,7 @@ kn revision describe NAME [flags]
 ```
       --allow-missing-template-keys   If true, ignore any errors in templates when a field or map key is missing in the template. Only applies to golang and jsonpath output formats. (default true)
   -h, --help                          help for describe
-  -n, --namespace string              List the requested object(s) in given namespace.
+  -n, --namespace string              Specify the namespace to operate in.
   -o, --output string                 Output format. One of: json|yaml|name|go-template|go-template-file|template|templatefile|jsonpath|jsonpath-file. (default "yaml")
       --template string               Template string or path to template file to use when -o=go-template, -o=go-template-file. The template format is golang templates [http://golang.org/pkg/text/template/#pkg-overview].
 ```

docs/cmd/kn_revision_list.md

@@ -33,7 +33,7 @@ kn revision list [name] [flags]
   -A, --all-namespaces                If present, list the requested object(s) across all namespaces. Namespace in current context is ignored even if specified with --namespace.
       --allow-missing-template-keys   If true, ignore any errors in templates when a field or map key is missing in the template. Only applies to golang and jsonpath output formats. (default true)
   -h, --help                          help for list
-  -n, --namespace string              List the requested object(s) in given namespace.
+  -n, --namespace string              Specify the namespace to operate in.
       --no-headers                    When using the default output format, don't print headers (default: print headers).
   -o, --output string                 Output format. One of: json|yaml|name|go-template|go-template-file|template|templatefile|jsonpath|jsonpath-file.
   -s, --service string                Service name

docs/cmd/kn_route_describe.md

@@ -15,7 +15,7 @@ kn route describe NAME [flags]
 ```
       --allow-missing-template-keys   If true, ignore any errors in templates when a field or map key is missing in the template. Only applies to golang and jsonpath output formats. (default true)
   -h, --help                          help for describe
-  -n, --namespace string              List the requested object(s) in given namespace.
+  -n, --namespace string              Specify the namespace to operate in.
   -o, --output string                 Output format. One of: json|yaml|name|go-template|go-template-file|template|templatefile|jsonpath|jsonpath-file. (default "yaml")
       --template string               Template string or path to template file to use when -o=go-template, -o=go-template-file. The template format is golang templates [http://golang.org/pkg/text/template/#pkg-overview].
 ```

docs/cmd/kn_route_list.md

@@ -30,7 +30,7 @@ kn route list NAME [flags]
   -A, --all-namespaces                If present, list the requested object(s) across all namespaces. Namespace in current context is ignored even if specified with --namespace.
       --allow-missing-template-keys   If true, ignore any errors in templates when a field or map key is missing in the template. Only applies to golang and jsonpath output formats. (default true)
   -h, --help                          help for list
-  -n, --namespace string              List the requested object(s) in given namespace.
+  -n, --namespace string              Specify the namespace to operate in.
       --no-headers                    When using the default output format, don't print headers (default: print headers).
   -o, --output string                 Output format. One of: json|yaml|name|go-template|go-template-file|template|templatefile|jsonpath|jsonpath-file.
       --template string               Template string or path to template file to use when -o=go-template, -o=go-template-file. The template format is golang templates [http://golang.org/pkg/text/template/#pkg-overview].

docs/cmd/kn_service_create.md

@@ -52,7 +52,7 @@ kn service create NAME --image IMAGE [flags]
       --lock-to-digest           keep the running image for the service constant when not explicitly specifying the image. (--no-lock-to-digest pulls the image tag afresh with each new revision) (default true)
       --max-scale int            Maximal number of replicas.
       --min-scale int            Minimal number of replicas.
-  -n, --namespace string         List the requested object(s) in given namespace.
+  -n, --namespace string         Specify the namespace to operate in.
       --no-lock-to-digest        do not keep the running image for the service constant when not explicitly specifying the image. (--no-lock-to-digest pulls the image tag afresh with each new revision)
   -p, --port int32               The port where application listens on.
       --requests-cpu string      The requested CPU (e.g., 250m).

docs/cmd/kn_service_delete.md

@@ -25,7 +25,7 @@ kn service delete NAME [flags]
 
 ```
   -h, --help               help for delete
-  -n, --namespace string   List the requested object(s) in given namespace.
+  -n, --namespace string   Specify the namespace to operate in.
 ```
 
 ### Options inherited from parent commands

docs/cmd/kn_service_describe.md

@@ -15,7 +15,7 @@ kn service describe NAME [flags]
 ```
       --allow-missing-template-keys   If true, ignore any errors in templates when a field or map key is missing in the template. Only applies to golang and jsonpath output formats. (default true)
   -h, --help                          help for describe
-  -n, --namespace string              List the requested object(s) in given namespace.
+  -n, --namespace string              Specify the namespace to operate in.
   -o, --output string                 Output format. One of: json|yaml|name|go-template|go-template-file|template|templatefile|jsonpath|jsonpath-file.
       --template string               Template string or path to template file to use when -o=go-template, -o=go-template-file. The template format is golang templates [http://golang.org/pkg/text/template/#pkg-overview].
   -v, --verbose                       More output.

docs/cmd/kn_service_list.md

@@ -30,7 +30,7 @@ kn service list [name] [flags]
   -A, --all-namespaces                If present, list the requested object(s) across all namespaces. Namespace in current context is ignored even if specified with --namespace.
       --allow-missing-template-keys   If true, ignore any errors in templates when a field or map key is missing in the template. Only applies to golang and jsonpath output formats. (default true)
   -h, --help                          help for list
-  -n, --namespace string              List the requested object(s) in given namespace.
+  -n, --namespace string              Specify the namespace to operate in.
       --no-headers                    When using the default output format, don't print headers (default: print headers).
   -o, --output string                 Output format. One of: json|yaml|name|go-template|go-template-file|template|templatefile|jsonpath|jsonpath-file.
       --template string               Template string or path to template file to use when -o=go-template, -o=go-template-file. The template format is golang templates [http://golang.org/pkg/text/template/#pkg-overview].

docs/cmd/kn_service_update.md

@@ -50,7 +50,7 @@ kn service update NAME [flags]
       --lock-to-digest           keep the running image for the service constant when not explicitly specifying the image. (--no-lock-to-digest pulls the image tag afresh with each new revision) (default true)
       --max-scale int            Maximal number of replicas.
       --min-scale int            Minimal number of replicas.
-  -n, --namespace string         List the requested object(s) in given namespace.
+  -n, --namespace string         Specify the namespace to operate in.
       --no-lock-to-digest        do not keep the running image for the service constant when not explicitly specifying the image. (--no-lock-to-digest pulls the image tag afresh with each new revision)
   -p, --port int32               The port where application listens on.
       --requests-cpu string      The requested CPU (e.g., 250m).

pkg/kn/commands/namespaced.go

@@ -28,7 +28,7 @@ func AddNamespaceFlags(flags *pflag.FlagSet, allowAll bool) {
 		"namespace",
 		"n",
 		"",
-		"List the requested object(s) in given namespace.",
+		"Specify the namespace to operate in.",
 	)
 
 	if allowAll {