updating github.com/emicklei/go-restful to v2.9.5+incompatible

vendor/github.com/emicklei/go-restful/parameter.go

@@ -19,8 +19,30 @@ const (
 
 	// FormParameterKind = indicator of Request parameter type "form"
 	FormParameterKind
+
+	// CollectionFormatCSV comma separated values `foo,bar`
+	CollectionFormatCSV = CollectionFormat("csv")
+
+	// CollectionFormatSSV space separated values `foo bar`
+	CollectionFormatSSV = CollectionFormat("ssv")
+
+	// CollectionFormatTSV tab separated values `foo\tbar`
+	CollectionFormatTSV = CollectionFormat("tsv")
+
+	// CollectionFormatPipes pipe separated values `foo|bar`
+	CollectionFormatPipes = CollectionFormat("pipes")
+
+	// CollectionFormatMulti corresponds to multiple parameter instances instead of multiple values for a single
+	// instance `foo=bar&foo=baz`. This is valid only for QueryParameters and FormParameters
+	CollectionFormatMulti = CollectionFormat("multi")
 )
 
+type CollectionFormat string
+
+func (cf CollectionFormat) String() string {
+	return string(cf)
+}
+
 // Parameter is for documententing the parameter used in a Http Request
 // ParameterData kinds are Path,Query and Body
 type Parameter struct {
@@ -36,6 +58,7 @@ type ParameterData struct {
 	AllowableValues                         map[string]string
 	AllowMultiple                           bool
 	DefaultValue                            string
+	CollectionFormat                        string
 }
 
 // Data returns the state of the Parameter
@@ -112,3 +135,9 @@ func (p *Parameter) Description(doc string) *Parameter {
 	p.data.Description = doc
 	return p
 }
+
+// CollectionFormat sets the collection format for an array type
+func (p *Parameter) CollectionFormat(format CollectionFormat) *Parameter {
+	p.data.CollectionFormat = format.String()
+	return p
+}