remove single-request option from axios slim

Author: scarf005

docs/generators/typescript-axios-slim.md

@@ -11,7 +11,7 @@ title: Documentation for the typescript-axios-slim Generator
 | generator type | CLIENT | |
 | generator language | Typescript | |
 | generator default templating engine | mustache | |
-| helpTxt | Generates a TypeScript client library using axios (slim direct API style with valibot validation). | |
+| helpTxt | Generates a TypeScript client library using axios (slim direct API style with valibot validation and enforced single request parameter object). | |
 
 ## CONFIG OPTIONS
 These options may be applied as additional-properties (cli) or configOptions (plugins). Refer to [configuration docs](https://openapi-generator.tech/docs/configuration) for more details.
@@ -42,7 +42,6 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 |sortParamsByRequiredFlag|Sort method arguments to place required parameters before optional parameters.| |true|
 |stringEnums|Generate string enums instead of objects for enum values.| |false|
 |supportsES6|Generate code that conforms to ES6.| |false|
-|useSingleRequestParameter|Setting this property to true will generate functions with a single argument containing all API endpoint parameters instead of one argument per parameter.| |false|
 |useSquareBracketsInArrayNames|Setting this property to true will add brackets to array attribute names, e.g. my_values[].| |false|
 |withAWSV4Signature|whether to include AWS v4 signature support| |false|
 |withInterfaces|Setting this property to true will generate interfaces next to the default class implementations.| |false|

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

@@ -23,6 +23,7 @@ public TypeScriptAxiosSlimClientCodegen() {
         super();
         outputFolder = "generated-code/typescript-axios-slim";
         embeddedTemplateDir = templateDir = "typescript-axios-slim";
+        cliOptions.removeIf(option -> USE_SINGLE_REQUEST_PARAMETER.equals(option.getOpt()));
         additionalProperties.put(USE_SINGLE_REQUEST_PARAMETER, true);
     }
 
@@ -40,6 +41,6 @@ public String getName() {
 
     @Override
     public String getHelp() {
-        return "Generates a TypeScript client library using axios (slim direct API style with valibot validation).";
+        return "Generates a TypeScript client library using axios (slim direct API style with valibot validation and enforced single request parameter object).";
     }
 }

modules/openapi-generator/src/main/resources/typescript-axios-slim/README.mustache

@@ -2,7 +2,7 @@
 
 This generator creates TypeScript/JavaScript client that utilizes [axios](https://github.com/axios/axios). The generated Node module can be used in the following environments:
 
-> `typescript-axios-slim` intentionally differs from `typescript-axios`: it removes `AxiosParamCreator`, `Fp`, and `Factory` layers and emits direct class methods with request-parameter schema validation.
+> `typescript-axios-slim` intentionally differs from `typescript-axios`: it removes `AxiosParamCreator`, `Fp`, and `Factory` layers, always uses a single request-parameter object per operation, and emits direct class methods with request-parameter schema validation.
 
 Environment
 * Node.js

modules/openapi-generator/src/test/java/org/openapitools/codegen/typescript/axios/TypeScriptAxiosSlimParityTest.java

@@ -131,6 +131,16 @@ public void shouldReturnPayloadDataFromObjectOrientedMethods() throws Exception
         assertTrue(apiSource.contains("return localVarResponse.data;"), "Slim API class should resolve axios response data directly");
     }
 
+    @Test(description = "slim: useSingleRequestParameter remains enabled even if configured false")
+    public void shouldForceSingleRequestParameterForSlimGenerator() throws Exception {
+        Consumer<CodegenConfigurator> forceSingleRequestFalse = cfg -> cfg.addAdditionalProperty("useSingleRequestParameter", false);
+
+        IdentitySurface axiosSurface = generateIdentity("typescript-axios", EDGE_CASE_SPEC, NO_CUSTOMIZER);
+        IdentitySurface slimSurface = generateIdentity("typescript-axios-slim", EDGE_CASE_SPEC, forceSingleRequestFalse);
+
+        assertIdentitySurfaceEquals("forced-single-request-parameter", axiosSurface, slimSurface);
+    }
+
     private IdentitySurface generateIdentity(String generatorName, String specPath, Consumer<CodegenConfigurator> customizer) throws Exception {
         File output = Files.createTempDirectory("typescript_axios_identity_").toFile().getCanonicalFile();
         output.deleteOnExit();