add exampleOption support

generate/entities.go

@@ -162,6 +162,7 @@ type swaggerParameterObject struct {
 	CollectionFormat string              `json:"collectionFormat,omitempty"`
 	Default          string              `json:"default,omitempty"`
 	MinItems         *int                `json:"minItems,omitempty"`
+	Example          string              `json:"example,omitempty"`
 
 	// Or you can explicitly refer to another type. If this is defined all
 	// other fields should be empty
@@ -171,10 +172,10 @@ type swaggerParameterObject struct {
 // core part of schema, which is common to itemsObject and schemaObject.
 // http://swagger.io/specification/#itemsObject
 type schemaCore struct {
-	Type    string          `json:"type,omitempty"`
-	Format  string          `json:"format,omitempty"`
-	Ref     string          `json:"$ref,omitempty"`
-	Example json.RawMessage `json:"example,omitempty"`
+	Type    string `json:"type,omitempty"`
+	Format  string `json:"format,omitempty"`
+	Ref     string `json:"$ref,omitempty"`
+	Example string `json:"example,omitempty"`
 
 	Items *swaggerItemsObject `json:"items,omitempty"`
 	// If the item is an enumeration include a list of all the *NAMES* of the

generate/parser.go

@@ -23,6 +23,7 @@ const (
 	omitemptyOption = "omitempty"
 	optionsOption   = "options"
 	rangeOption     = "range"
+	exampleOption   = "example"
 	optionSeparator = "|"
 	equalToken      = "="
 )
@@ -189,6 +190,13 @@ func renderServiceRoutes(service spec.Service, groups []spec.Group, paths swagge
 										} else if strings.HasPrefix(option, optionalOption) || strings.HasPrefix(option, omitemptyOption) {
 											required = false
 										}
+
+										if strings.HasPrefix(option, exampleOption) {
+											segs := strings.Split(option, equalToken)
+											if len(segs) == 2 {
+												sp.Example = segs[1]
+											}
+										}
 									}
 									sp.Required = required
 								}
@@ -358,6 +366,13 @@ func renderStruct(member spec.Member) swaggerParameterObject {
 			} else if strings.HasPrefix(option, optionalOption) || strings.HasPrefix(option, omitemptyOption) {
 				required = false
 			}
+
+			if strings.HasPrefix(option, exampleOption) {
+				segs := strings.Split(option, equalToken)
+				if len(segs) == 2 {
+					sp.Example = segs[1]
+				}
+			}
 		}
 		sp.Required = required
 	}
@@ -572,6 +587,11 @@ func schemaOfField(member spec.Member) swaggerSchemaObject {
 						ret.Maximum = max
 					}
 				}
+			case strings.HasPrefix(option, exampleOption):
+				segs := strings.Split(option, equalToken)
+				if len(segs) == 2 {
+					ret.Example = segs[1]
+				}
 			}
 		}
 	}