[Typescript] Enums generation (7.0.0)

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/TypeScriptClientCodegen.java

@@ -30,6 +30,7 @@
 import io.swagger.v3.oas.models.parameters.Parameter;
 import org.apache.commons.lang3.StringUtils;
 import org.openapitools.codegen.*;
+import org.openapitools.codegen.CodegenConstants.ENUM_PROPERTY_NAMING_TYPE;
 import org.openapitools.codegen.CodegenDiscriminator.MappedModel;
 import org.openapitools.codegen.meta.GeneratorMetadata;
 import org.openapitools.codegen.meta.Stability;
@@ -100,6 +101,7 @@ public class TypeScriptClientCodegen extends DefaultCodegen implements CodegenCo
     protected String npmName = null;
     protected String npmVersion = "1.0.0";
     protected String modelPropertyNaming = "camelCase";
+    protected ENUM_PROPERTY_NAMING_TYPE enumPropertyNaming = ENUM_PROPERTY_NAMING_TYPE.PascalCase;
     protected HashSet<String> languageGenericTypes;
 
     private DateTimeFormatter iso8601Date = DateTimeFormatter.ISO_DATE;
@@ -645,12 +647,12 @@ public String toEnumDefaultValue(String value, String datatype) {
     @Override
     public String toEnumVarName(String name, String datatype) {
         if (name.length() == 0) {
-            return "Empty";
+            return getNameUsingEnumPropertyNaming("empty");
         }
 
         // for symbol, e.g. $, #
         if (getSymbolName(name) != null) {
-            return camelize(getSymbolName(name));
+            return getNameUsingEnumPropertyNaming(getSymbolName(name));
         }
 
         // number
@@ -668,9 +670,7 @@ public String toEnumVarName(String name, String datatype) {
         enumName = enumName.replaceFirst("^_", "");
         enumName = enumName.replaceFirst("_$", "");
 
-        // camelize the enum variable name
-        // ref: https://basarat.gitbooks.io/typescript/content/docs/enums.html
-        enumName = camelize(enumName);
+        enumName = getNameUsingEnumPropertyNaming(enumName);
 
         if (enumName.matches("\\d.*")) { // starts with number
             return "_" + enumName;
@@ -679,6 +679,27 @@ public String toEnumVarName(String name, String datatype) {
         }
     }
 
+    protected ENUM_PROPERTY_NAMING_TYPE getEnumPropertyNaming() {
+        return enumPropertyNaming;
+    }
+
+    private String getNameUsingEnumPropertyNaming(String name) {
+        switch (getEnumPropertyNaming()) {
+            case original:
+                return name;
+            case camelCase:
+                return camelize(underscore(name), LOWERCASE_FIRST_LETTER);
+            case PascalCase:
+                return camelize(underscore(name));
+            case snake_case:
+                return underscore(name);
+            case UPPERCASE:
+                return underscore(name).toUpperCase(Locale.ROOT);
+            default:
+                throw new IllegalArgumentException("Unsupported enum property naming: '" + name);
+        }
+    }
+
     @Override
     public String toEnumName(CodegenProperty property) {
         String enumName = toModelName(property.name) + "Enum";

modules/openapi-generator/src/main/resources/typescript/model/model.mustache

@@ -71,14 +71,26 @@ export class {{classname}} {{#parent}}extends {{{.}}} {{/parent}}{
 
 {{#vars}}
 {{#isEnum}}
-export type {{classname}}{{enumName}} ={{#allowableValues}}{{#values}} "{{.}}" {{^-last}}|{{/-last}}{{/values}}{{/allowableValues}};
+export enum {{classname}}{{enumName}} {
+    {{#allowableValues}}
+    {{#enumVars}}
+    {{name}} = {{{value}}}{{^-last}},{{/-last}}
+    {{/enumVars}}
+    {{/allowableValues}}
+}
 {{/isEnum}}
 {{/vars}}
 
 {{/hasEnums}}
 {{/isEnum}}
 {{#isEnum}}
-export type {{classname}} ={{#allowableValues}}{{#values}} "{{.}}" {{^-last}}|{{/-last}}{{/values}}{{/allowableValues}};
+export enum {{classname}} {
+    {{#allowableValues}}
+    {{#enumVars}}
+    {{name}} = {{{value}}}{{^-last}},{{/-last}}
+    {{/enumVars}}
+    {{/allowableValues}}
+}
 {{/isEnum}}
 {{/model}}
 {{/models}}

samples/openapi3/client/petstore/typescript/builds/browser/models/Order.ts

@@ -75,5 +75,9 @@ export class Order {
 }
 
 
-export type OrderStatusEnum = "placed" | "approved" | "delivered" ;
+export enum OrderStatusEnum {
+    Placed = 'placed',
+    Approved = 'approved',
+    Delivered = 'delivered'
+}
 

samples/openapi3/client/petstore/typescript/builds/browser/models/Pet.ts

@@ -77,5 +77,9 @@ export class Pet {
 }
 
 
-export type PetStatusEnum = "available" | "pending" | "sold" ;
+export enum PetStatusEnum {
+    Available = 'available',
+    Pending = 'pending',
+    Sold = 'sold'
+}
 

samples/openapi3/client/petstore/typescript/builds/composed-schemas/models/Dog.ts

@@ -41,5 +41,10 @@ export class Dog {
 }
 
 
-export type DogBreedEnum = "Dingo" | "Husky" | "Retriever" | "Shepherd" ;
+export enum DogBreedEnum {
+    Dingo = 'Dingo',
+    Husky = 'Husky',
+    Retriever = 'Retriever',
+    Shepherd = 'Shepherd'
+}
 

samples/openapi3/client/petstore/typescript/builds/composed-schemas/models/DogAllOf.ts

@@ -41,5 +41,10 @@ export class DogAllOf {
 }
 
 
-export type DogAllOfBreedEnum = "Dingo" | "Husky" | "Retriever" | "Shepherd" ;
+export enum DogAllOfBreedEnum {
+    Dingo = 'Dingo',
+    Husky = 'Husky',
+    Retriever = 'Retriever',
+    Shepherd = 'Shepherd'
+}
 

samples/openapi3/client/petstore/typescript/builds/composed-schemas/models/PetByType.ts

@@ -41,5 +41,8 @@ export class PetByType {
 }
 
 
-export type PetByTypePetTypeEnum = "Cat" | "Dog" ;
+export enum PetByTypePetTypeEnum {
+    Cat = 'Cat',
+    Dog = 'Dog'
+}
 

samples/openapi3/client/petstore/typescript/builds/composed-schemas/models/PetsFilteredPatchRequest.ts

@@ -57,5 +57,8 @@ export class PetsFilteredPatchRequest {
 }
 
 
-export type PetsFilteredPatchRequestPetTypeEnum = "Cat" | "Dog" ;
+export enum PetsFilteredPatchRequestPetTypeEnum {
+    Cat = 'Cat',
+    Dog = 'Dog'
+}
 

samples/openapi3/client/petstore/typescript/builds/composed-schemas/models/PetsPatchRequest.ts

@@ -58,5 +58,10 @@ export class PetsPatchRequest {
 }
 
 
-export type PetsPatchRequestBreedEnum = "Dingo" | "Husky" | "Retriever" | "Shepherd" ;
+export enum PetsPatchRequestBreedEnum {
+    Dingo = 'Dingo',
+    Husky = 'Husky',
+    Retriever = 'Retriever',
+    Shepherd = 'Shepherd'
+}
 

samples/openapi3/client/petstore/typescript/builds/default/models/Order.ts

@@ -75,5 +75,9 @@ export class Order {
 }
 
 
-export type OrderStatusEnum = "placed" | "approved" | "delivered" ;
+export enum OrderStatusEnum {
+    Placed = 'placed',
+    Approved = 'approved',
+    Delivered = 'delivered'
+}
 

samples/openapi3/client/petstore/typescript/builds/default/models/Pet.ts

@@ -77,5 +77,9 @@ export class Pet {
 }
 
 
-export type PetStatusEnum = "available" | "pending" | "sold" ;
+export enum PetStatusEnum {
+    Available = 'available',
+    Pending = 'pending',
+    Sold = 'sold'
+}
 

samples/openapi3/client/petstore/typescript/builds/deno/models/Order.ts

@@ -75,5 +75,9 @@ export class Order {
 }
 
 
-export type OrderStatusEnum = "placed" | "approved" | "delivered" ;
+export enum OrderStatusEnum {
+    Placed = 'placed',
+    Approved = 'approved',
+    Delivered = 'delivered'
+}
 

samples/openapi3/client/petstore/typescript/builds/deno/models/Pet.ts

@@ -77,5 +77,9 @@ export class Pet {
 }
 
 
-export type PetStatusEnum = "available" | "pending" | "sold" ;
+export enum PetStatusEnum {
+    Available = 'available',
+    Pending = 'pending',
+    Sold = 'sold'
+}
 

samples/openapi3/client/petstore/typescript/builds/inversify/models/Order.ts

@@ -75,5 +75,9 @@ export class Order {
 }
 
 
-export type OrderStatusEnum = "placed" | "approved" | "delivered" ;
+export enum OrderStatusEnum {
+    Placed = 'placed',
+    Approved = 'approved',
+    Delivered = 'delivered'
+}
 

samples/openapi3/client/petstore/typescript/builds/inversify/models/Pet.ts

@@ -77,5 +77,9 @@ export class Pet {
 }
 
 
-export type PetStatusEnum = "available" | "pending" | "sold" ;
+export enum PetStatusEnum {
+    Available = 'available',
+    Pending = 'pending',
+    Sold = 'sold'
+}
 

samples/openapi3/client/petstore/typescript/builds/jquery/models/Order.ts

@@ -75,5 +75,9 @@ export class Order {
 }
 
 
-export type OrderStatusEnum = "placed" | "approved" | "delivered" ;
+export enum OrderStatusEnum {
+    Placed = 'placed',
+    Approved = 'approved',
+    Delivered = 'delivered'
+}
 

samples/openapi3/client/petstore/typescript/builds/jquery/models/Pet.ts

@@ -77,5 +77,9 @@ export class Pet {
 }
 
 
-export type PetStatusEnum = "available" | "pending" | "sold" ;
+export enum PetStatusEnum {
+    Available = 'available',
+    Pending = 'pending',
+    Sold = 'sold'
+}
 

samples/openapi3/client/petstore/typescript/builds/object_params/models/Order.ts

@@ -75,5 +75,9 @@ export class Order {
 }
 
 
-export type OrderStatusEnum = "placed" | "approved" | "delivered" ;
+export enum OrderStatusEnum {
+    Placed = 'placed',
+    Approved = 'approved',
+    Delivered = 'delivered'
+}
 

samples/openapi3/client/petstore/typescript/builds/object_params/models/Pet.ts

@@ -77,5 +77,9 @@ export class Pet {
 }
 
 
-export type PetStatusEnum = "available" | "pending" | "sold" ;
+export enum PetStatusEnum {
+    Available = 'available',
+    Pending = 'pending',
+    Sold = 'sold'
+}
 

samples/openapi3/client/petstore/typescript/tests/browser/test/PetApi.test.ts

@@ -1,5 +1,5 @@
 import { expect } from '@esm-bundle/chai';
-import { ServerConfiguration, createConfiguration, PetApi, Tag, Pet, ApiException, RequiredError } from 'ts-petstore-client'
+import { ServerConfiguration, createConfiguration, PetApi, Tag, Pet, PetStatusEnum, ApiException, RequiredError } from 'ts-petstore-client'
 import image from "./pet";
 
 const configuration = createConfiguration({
@@ -20,7 +20,7 @@ function createPet() {
     pet.id = Math.floor(Math.random() * 100000)
     pet.name = "PetName"
     pet.photoUrls = []
-    pet.status = 'available'
+    pet.status = PetStatusEnum.Available
     pet.tags = [ tag ]
     return pet as Required<Pet>;
 }

samples/openapi3/client/petstore/typescript/tests/default/test/api/PetApi.test.ts

@@ -18,7 +18,7 @@ describe("PetApi", () => {
         pet.id = Math.floor(Math.random() * 100000)
         pet.name = "PetName"
         pet.photoUrls = []
-        pet.status = 'available'
+        pet.status = petstore.PetStatusEnum.Available
         pet.tags = [ tag ]
 
         await petApi.addPet(pet);

samples/openapi3/client/petstore/typescript/tests/default/test/models/ObjectSerializer.test.ts

@@ -80,7 +80,7 @@ describe("ObjectSerializer", () => {
             pet.category = category
             pet.name = "PetName"
             pet.photoUrls = [ "url", "other url"] 
-            pet.status = "available"
+            pet.status = petstore.PetStatusEnum.Available
             pet.tags = tags
 
             expect(ObjectSerializer.serialize(pet, "Pet", "")).to.deep.equal({
@@ -187,7 +187,7 @@ describe("ObjectSerializer", () => {
             pet.category = category
             pet.name = "PetName"
             pet.photoUrls = [ "url", "other url"] 
-            pet.status = "available"
+            pet.status = petstore.PetStatusEnum.Available
             pet.tags = tags
 
             const deserialized = ObjectSerializer.deserialize({

samples/openapi3/client/petstore/typescript/tests/deno/test/api/PetApi_test.ts

@@ -17,7 +17,7 @@ const petId = Math.floor(Math.random() * 100000);
 pet.id = petId;
 pet.name = "PetName";
 pet.photoUrls = [];
-pet.status = "available";
+pet.status = petstore.PetStatusEnum.Available;
 pet.tags = [tag];
 
 Deno.test({

samples/openapi3/client/petstore/typescript/tests/jquery/test/api/PetApi.test.ts

@@ -16,7 +16,7 @@ const pet = new petstore.Pet()
 pet.id = Math.floor(Math.random() * 100000)
 pet.name = "PetName"
 pet.photoUrls = []
-pet.status = 'available'
+pet.status = petstore.PetStatusEnum.Available
 pet.tags = [ tag ]
 
 QUnit.module("PetApi")

samples/openapi3/client/petstore/typescript/tests/object_params/test/api/PetApi.test.ts

@@ -15,7 +15,7 @@ const pet = new petstore.Pet()
 pet.id = Math.floor(Math.random() * 100000)
 pet.name = "PetName"
 pet.photoUrls = []
-pet.status = 'available'
+pet.status = petstore.PetStatusEnum.Available
 pet.tags = [ tag ]
 
 describe("PetApi", () =>{