#342 - introduce standalone flag

lib/globals.ts

@@ -22,8 +22,10 @@ export class Globals {
   modelIndexFile?: string;
   serviceIndexFile?: string;
   rootUrl?: string;
+  standalone: boolean;
 
   constructor(options: Options) {
+    this.standalone = options.standalone || false;
     this.configurationClass = options.configuration || 'ApiConfiguration';
     this.configurationFile = fileName(this.configurationClass);
     this.configurationParams = `${this.configurationClass}Params`;
@@ -40,7 +42,7 @@ export class Globals {
     this.requestBuilderFile = fileName(this.requestBuilderClass);
     this.responseClass = options.response || 'StrictHttpResponse';
     this.responseFile = fileName(this.responseClass);
-    if (options.module !== false && options.module !== '') {
+    if (options.standalone !== true && options.module !== false && options.module !== '') {
       this.moduleClass = options.module === true || options.module === undefined ? 'ApiModule' : options.module;
       // Angular's best practices demands xxx.module.ts, not xxx-module.ts
       this.moduleFile = fileName(this.moduleClass as string).replace(/\-module$/, '.module');

lib/options.ts

@@ -71,6 +71,9 @@ export interface Options {
   /** Class name of the module that provides all services. Set to false to skip. Defaults to `ApiModule`. */
   module?: string | boolean;
 
+  /** Whether to generate for standalone usage. Defaults to false */
+  standalone?: boolean;
+
   /**
    * Determines how root enums will be generated. Possible values are:
    *

ng-openapi-gen-schema.json

@@ -215,7 +215,7 @@
     },
     "silent": {
       "description": "When set to true, no verbose output will be displayed.",
-      "default": "false",
+      "default": false,
       "type": "boolean"
     },
     "camelizeModelNames": {
@@ -252,6 +252,11 @@
           }
         }
       ]
+    },
+    "standalone": {
+      "description": "When set to true, Code generation follows standalone practice. Instead of a module with a `forRoot` static method, a `provide{{configuration}}` function will be generated.",
+      "default": false,
+      "type": "boolean"
     }
   }
 }

templates/configuration.handlebars

@@ -1,8 +1,12 @@
 /* tslint:disable */
 /* eslint-disable */
 /* Code generated by ng-openapi-gen DO NOT EDIT. */
-
+{{#standalone}}
+import { EnvironmentProviders, Injectable, makeEnvironmentProviders } from '@angular/core';
+{{/standalone}}
+{{^standalone}}
 import { Injectable } from '@angular/core';
+{{/standalone}}
 
 /**
  * Global configuration
@@ -20,3 +24,18 @@ export class {{configurationClass}} {
 export interface {{configurationParams}} {
   rootUrl?: string;
 }
+
+{{#standalone}}
+/**
+ * provide Configuration for {{baseServiceClass}}
+ */
+export function provide{{configurationClass}}(value: {{configurationParams}}): EnvironmentProviders
+export function provide{{configurationClass}}(factory: ()=>{{configurationParams}}): EnvironmentProviders
+export function provide{{configurationClass}}(valueOrFactory: {{configurationParams}} | (() => {{configurationParams}})): EnvironmentProviders {
+  return makeEnvironmentProviders([
+    typeof valueOrFactory === 'function'
+      ? { provide: {{configurationClass}}, useFactory: valueOrFactory }
+      : { provide: {{configurationClass}}, useValue: valueOrFactory }
+  ])
+}
+{{/standalone}}

templates/index.handlebars

@@ -2,11 +2,12 @@
 /* eslint-disable */
 /* Code generated by ng-openapi-gen DO NOT EDIT. */
 
-export { {{configurationClass}} } from './{{{configurationFile}}}';
+export { {{configurationClass}}{{#standalone}}, provide{{configurationClass}}{{/standalone}} } from './{{{configurationFile}}}';
 export { {{baseServiceClass}} } from './{{{baseServiceFile}}}';
 export { {{requestBuilderClass}} } from './{{{requestBuilderFile}}}';
 export { {{responseClass}} } from './{{{responseFile}}}';
-export { {{moduleClass}} } from './{{{moduleFile}}}';
+{{^standalone}}export { {{moduleClass}} } from './{{{moduleFile}}}';
+{{/standalone}}
 {{#modelIndex.imports}}export { {{{typeName}}}{{#useAlias}} as {{{qualifiedName}}}{{/useAlias}} } from './models{{{file}}}';
 {{/modelIndex.imports}}
 {{#services}}export { {{typeName}} } from './services/{{{fileName}}}';