[typescript-redux-query] Add proper modelling of allOf usage. (#4780)

modules/openapi-generator/src/main/resources/typescript-redux-query/modelAllOf.mustache

@@ -0,0 +1,36 @@
+{{#hasImports}}
+import {
+    {{#imports}}
+    {{{.}}},
+    {{{.}}}FromJSON,
+    {{{.}}}ToJSON,
+    {{/imports}}
+} from './';
+
+{{/hasImports}}
+/**
+ * @type {{classname}}{{#description}}
+ * {{{description}}}{{/description}}
+ * @export
+ */
+export interface {{classname}} extends {{#allOf}}{{{.}}}{{^-last}}, {{/-last}}{{/allOf}} {
+}
+
+export function {{classname}}FromJSON(json: any): {{classname}} {
+    return {
+        {{#allOf}}
+        ...{{.}}FromJSON(json),
+        {{/allOf}}
+    };
+}
+
+export function {{classname}}ToJSON(value?: {{classname}}): any {
+    if (value === undefined) {
+        return undefined;
+    }
+    return {
+        {{#allOf}}
+        ...{{.}}ToJSON(value),
+        {{/allOf}}
+    };
+}

modules/openapi-generator/src/main/resources/typescript-redux-query/modelOneOf.mustache

@@ -34,7 +34,7 @@ export function {{classname}}ToJSON(value?: {{classname}}): any {
 
     switch (value.{{propertyName}}) {
     {{#mappedModels}}
-    case '{{mappingName}}': return {{modelName}}ToJSON(value);
+    case '{{mappingName}}': return {{modelName}}ToJSON(<{{modelName}}>value);
     {{/mappedModels}}
     default: throw new Error("Unexpected {{propertyName}} value.");
     }

modules/openapi-generator/src/main/resources/typescript-redux-query/models.mustache

@@ -11,8 +11,15 @@
 {{>modelOneOf}}
 {{/-first}}
 {{/oneOf}}
+{{#allOf}}
+{{#-first}}
+{{>modelAllOf}}
+{{/-first}}
+{{/allOf}}
 {{^oneOf}}
+{{^allOf}}
 {{>modelGeneric}}
+{{/allOf}}
 {{/oneOf}}
 {{/isEnum}}
 {{/model}}