updated html and typescript schema handler classes.

src/main/java/io/swagger/codegen/v3/generators/html/HtmlSchemaHandler.java

@@ -5,16 +5,20 @@
 import io.swagger.codegen.v3.CodegenModelType;
 import io.swagger.codegen.v3.generators.DefaultCodegenConfig;
 import io.swagger.codegen.v3.generators.SchemaHandler;
+import io.swagger.v3.oas.models.media.ArraySchema;
+import io.swagger.v3.oas.models.media.ComposedSchema;
+import io.swagger.v3.oas.models.media.Schema;
+
+import java.util.Map;
 
 public class HtmlSchemaHandler extends SchemaHandler {
 
  public HtmlSchemaHandler(DefaultCodegenConfig codegenConfig) {
  super(codegenConfig);
  }
 
- protected CodegenModel createComposedModel(String name) {
- final CodegenModel composedModel = CodegenModelFactory.newInstance(CodegenModelType.MODEL);
- this.configureModel(composedModel, name);
- return composedModel;
+ @Override
+ public void processComposedSchemas(CodegenModel codegenModel, Schema schema, Map<String, CodegenModel> allModels) {
+ // no ops for html generator
  }
 }

src/main/java/io/swagger/codegen/v3/generators/typescript/TypeScriptSchemaHandler.java

@@ -1,7 +1,13 @@
 package io.swagger.codegen.v3.generators.typescript;
 
+import io.swagger.codegen.v3.CodegenConstants;
+import io.swagger.codegen.v3.CodegenModel;
 import io.swagger.codegen.v3.generators.DefaultCodegenConfig;
 import io.swagger.codegen.v3.generators.SchemaHandler;
+import io.swagger.v3.oas.models.media.ComposedSchema;
+import io.swagger.v3.oas.models.media.Schema;
+
+import java.util.Map;
 
 public class TypeScriptSchemaHandler extends SchemaHandler {
 
@@ -11,4 +17,18 @@ public TypeScriptSchemaHandler(DefaultCodegenConfig codegenConfig) {
  super(codegenConfig);
  this.codegenConfig = (AbstractTypeScriptClientCodegen) codegenConfig;
  }
+
+ public void processComposedSchemas(CodegenModel codegenModel, Schema schema, Map<String, CodegenModel> allModels) {
+ if (!(schema instanceof ComposedSchema)) {
+ return;
+ }
+ final ComposedSchema composedSchema = (ComposedSchema) schema;
+ final boolean isAlias = composedSchema.getOneOf() != null && !composedSchema.getOneOf().isEmpty()
+ || composedSchema.getAnyOf() != null && !composedSchema.getAnyOf().isEmpty();
+
+ if (isAlias) {
+ codegenModel.getVendorExtensions().put(CodegenConstants.IS_ALIAS_EXT_NAME, Boolean.TRUE);
+ this.codegenConfig.addImport(codegenModel, codegenModel.dataType);
+ }
+ }
 }