fix interface decription undefined swagger v2

Author: Manweill

package.json

@@ -1,6 +1,6 @@
 {
   "name": "swagger-axios-codegen",
-  "version": "0.17.1",
+  "version": "0.17.2",
   "main": "./dist/index",
   "typings": "./dist/",
   "author": "Manwei Leung <[email protected]>",

src/definitionCodegen/index.ts

@@ -27,7 +27,7 @@ export function definitionsCodeGen(definitions: IDefinitions) {
         // #TODO
       } else {
         // default definition generate
-        const { enums, model } = createDefinitionClass(className, v.properties, v.required, v.description)
+        const { enums, model } = createDefinitionClass(className, v.properties, v.required, v.description ?? className)
         // console.log('createDefinitionClass', enums)
         enums.forEach(item => {
           // definitionModels[item.name] = {