openapi-ts · drwpow · Sep 14, 2025
@@ -0,0 +1,5 @@
+---
+"openapi-typescript": major
+---
+
+⚠️ Breaking change: Update Redocly CLI to 2.x. See https://redocly.com/docs/cli/guides/migrate-to-v2 for migration guide.
@@ -3,6 +3,6 @@
   "$schema": "https://biomejs.dev/schemas/2.2.4/schema.json",
   "extends": "//",
   "files": {
-    "includes": ["bin/**", "!examples/**", "src/**", "test/**", "!**/fixtures/**/*"]
+    "includes": ["bin/**", "!examples/**", "src/**", "test/**", "!**/fixtures/**/*", "!src/lib/redocly.ts"]
   }
 }
@@ -62,7 +62,8 @@
     "typescript": "^5.x"
   },
   "dependencies": {
-    "@redocly/openapi-core": "^1.34.5",
+    "@redocly/openapi-core": "^2.1.2",
+    "ajv": "^8.17.1",
     "ansi-colors": "^4.1.3",
     "change-case": "^5.4.4",
     "parse-json": "^8.3.0",

@@ -1,6 +1,7 @@
 import { performance } from "node:perf_hooks";
 import type { Readable } from "node:stream";
 import { createConfig } from "@redocly/openapi-core";
+import type { RawGovernanceConfig } from "@redocly/openapi-core/lib/config/config";
 import type ts from "typescript";
 import { validateAndBundle } from "./lib/redoc.js";
 import { debug, resolveRef, scanDiscriminators } from "./lib/utils.js";
@@ -51,14 +52,13 @@ export default async function openapiTS(
 
   const redoc =
     options.redocly ??
-    (await createConfig(
-      {
-        rules: {
-          "operation-operationId-unique": { severity: "error" }, // throw error on duplicate operationIDs
-        },
+    (await createConfig({
+      ...REDOCLY_MINIMAL_CONFIG,
+      rules: {
+        ...REDOCLY_MINIMAL_CONFIG.rules,
+        "operation-operationId-unique": { severity: "error" }, // throw error on duplicate operationIDs
       },
-      { extends: ["minimal"] },
-    ));
+    }));
 
   const schema = await validateAndBundle(source, {
     redoc,
@@ -102,3 +102,220 @@ export default async function openapiTS(
 
   return result;
 }
+
+export const REDOCLY_MINIMAL_CONFIG: RawGovernanceConfig<"built-in"> = {
+  rules: {
+    struct: "error",
+    "no-unresolved-refs": "error",
+  },
+  oas2Rules: {
+    "boolean-parameter-prefixes": "off",
+    "info-contact": "off",
+    "info-license": "off",
+    "info-license-strict": "off",
+    "no-path-trailing-slash": "warn",
+    "no-identical-paths": "warn",
+    "no-ambiguous-paths": "warn",
+    "no-invalid-schema-examples": "off",
+    "no-invalid-parameter-examples": "off",
+    "no-http-verbs-in-paths": "off",
+    "no-enum-type-mismatch": "warn",
+    "no-required-schema-properties-undefined": "warn",
+    "no-schema-type-mismatch": "warn",
+    "operation-summary": "warn",
+    "operation-operationId": "warn",
+    "operation-operationId-unique": "warn",
+    "operation-operationId-url-safe": "warn",
+    "operation-description": "off",
+    "operation-2xx-response": "warn",
+    "operation-4xx-response": "off",
+    "operation-parameters-unique": "warn",
+    "operation-tag-defined": "off",
+    "operation-singular-tag": "off",
+    "parameter-description": "off",
+    "path-declaration-must-exist": "warn",
+    "path-not-include-query": "warn",
+    "path-parameters-defined": "warn",
+    "paths-kebab-case": "off",
+    "path-http-verbs-order": "off",
+    "path-params-defined": "off",
+    "path-segment-plural": "off",
+    "required-string-property-missing-min-length": "off",
+    "response-contains-header": "off",
+    "request-mime-type": "off",
+    "response-contains-property": "off",
+    "response-mime-type": "off",
+    "security-defined": "warn",
+    "spec-strict-refs": "off",
+    "scalar-property-missing-example": "off",
+    "tag-description": "warn",
+    "tags-alphabetical": "off",
+    "no-duplicated-tag-names": "off",
+  },
+  oas3_0Rules: {
+    "array-parameter-serialization": "off",
+    "boolean-parameter-prefixes": "off",
+    "component-name-unique": "off",
+    "info-contact": "off",
+    "info-license": "off",
+    "info-license-strict": "off",
+    "no-ambiguous-paths": "warn",
+    "no-path-trailing-slash": "warn",
+    "no-identical-paths": "warn",
+    "no-invalid-schema-examples": "off",
+    "no-invalid-parameter-examples": "off",
+    "no-http-verbs-in-paths": "off",
+    "no-enum-type-mismatch": "warn",
+    "no-required-schema-properties-undefined": "warn",
+    "no-schema-type-mismatch": "warn",
+    "no-invalid-media-type-examples": {
+      severity: "warn",
+      allowAdditionalProperties: false,
+    },
+    "no-server-example.com": "warn",
+    "no-server-trailing-slash": "error",
+    "no-empty-servers": "warn",
+    "no-example-value-and-externalValue": "warn",
+    "no-unused-components": "warn",
+    "no-undefined-server-variable": "warn",
+    "no-server-variables-empty-enum": "error",
+    "nullable-type-sibling": "warn",
+    "operation-summary": "warn",
+    "operation-operationId": "warn",
+    "operation-operationId-unique": "warn",
+    "operation-operationId-url-safe": "warn",
+    "operation-description": "off",
+    "operation-2xx-response": "warn",
+    "operation-4xx-response": "off",
+    "operation-4xx-problem-details-rfc7807": "off",
+    "operation-parameters-unique": "warn",
+    "operation-tag-defined": "off",
+    "operation-singular-tag": "off",
+    "parameter-description": "off",
+    "path-declaration-must-exist": "warn",
+    "path-not-include-query": "warn",
+    "path-parameters-defined": "warn",
+    "paths-kebab-case": "off",
+    "path-http-verbs-order": "off",
+    "path-params-defined": "off",
+    "path-segment-plural": "off",
+    "required-string-property-missing-min-length": "off",
+    "response-contains-header": "off",
+    "request-mime-type": "off",
+    "response-contains-property": "off",
+    "response-mime-type": "off",
+    "security-defined": "warn",
+    "spec-strict-refs": "off",
+    "scalar-property-missing-example": "off",
+    "spec-components-invalid-map-name": "warn",
+    "tag-description": "warn",
+    "tags-alphabetical": "off",
+    "no-duplicated-tag-names": "off",
+  },
+  oas3_1Rules: {
+    "array-parameter-serialization": "off",
+    "boolean-parameter-prefixes": "off",
+    "component-name-unique": "off",
+    "info-contact": "off",
+    "info-license": "off",
+    "info-license-strict": "off",
+    "no-path-trailing-slash": "warn",
+    "no-identical-paths": "warn",
+    "no-ambiguous-paths": "warn",
+    "no-invalid-schema-examples": "off",
+    "no-invalid-parameter-examples": "off",
+    "no-http-verbs-in-paths": "off",
+    "no-enum-type-mismatch": "warn",
+    "no-required-schema-properties-undefined": "warn",
+    "no-schema-type-mismatch": "warn",
+    "no-invalid-media-type-examples": "warn",
+    "no-server-example.com": "warn",
+    "no-server-trailing-slash": "error",
+    "no-empty-servers": "warn",
+    "no-example-value-and-externalValue": "warn",
+    "no-unused-components": "warn",
+    "no-undefined-server-variable": "warn",
+    "no-server-variables-empty-enum": "error",
+    "operation-summary": "warn",
+    "operation-operationId": "warn",
+    "operation-operationId-unique": "warn",
+    "operation-operationId-url-safe": "warn",
+    "operation-description": "off",
+    "operation-2xx-response": "warn",
+    "operation-4xx-response": "off",
+    "operation-4xx-problem-details-rfc7807": "off",
+    "operation-parameters-unique": "warn",
+    "operation-tag-defined": "off",
+    "operation-singular-tag": "off",
+    "parameter-description": "off",
+    "path-declaration-must-exist": "warn",
+    "path-not-include-query": "warn",
+    "path-parameters-defined": "warn",
+    "paths-kebab-case": "off",
+    "path-http-verbs-order": "off",
+    "path-params-defined": "off",
+    "path-segment-plural": "off",
+    "required-string-property-missing-min-length": "off",
+    "response-contains-header": "off",
+    "request-mime-type": "off",
+    "response-contains-property": "off",
+    "response-mime-type": "off",
+    "security-defined": "warn",
+    "spec-strict-refs": "off",
+    "scalar-property-missing-example": "off",
+    "spec-components-invalid-map-name": "warn",
+    "tag-description": "warn",
+    "tags-alphabetical": "off",
+    "no-duplicated-tag-names": "off",
+  },
+  async2Rules: {
+    "channels-kebab-case": "off",
+    "info-contact": "off",
+    "info-license-strict": "off",
+    "no-channel-trailing-slash": "off",
+    "operation-operationId": "warn",
+    "tag-description": "warn",
+    "tags-alphabetical": "off",
+    "no-duplicated-tag-names": "off",
+    "no-required-schema-properties-undefined": "warn",
+    "no-enum-type-mismatch": "warn",
+    "no-schema-type-mismatch": "warn",
+  },
+  async3Rules: {
+    "channels-kebab-case": "off",
+    "info-contact": "off",
+    "info-license-strict": "off",
+    "no-channel-trailing-slash": "off",
+    "operation-operationId": "warn",
+    "tag-description": "warn",
+    "tags-alphabetical": "off",
+    "no-duplicated-tag-names": "off",
+    "no-required-schema-properties-undefined": "warn",
+    "no-enum-type-mismatch": "warn",
+    "no-schema-type-mismatch": "warn",
+  },
+  arazzo1Rules: {
+    "criteria-unique": "off",
+    "no-criteria-xpath": "off",
+    "parameters-unique": "off",
+    "requestBody-replacements-unique": "off",
+    "sourceDescription-type": "off",
+    "sourceDescriptions-not-empty": "off",
+    "step-onSuccess-unique": "off",
+    "step-onFailure-unique": "off",
+    "stepId-unique": "error",
+    "sourceDescription-name-unique": "off",
+    "respect-supported-versions": "off",
+    "workflowId-unique": "error",
+    "workflow-dependsOn": "off",
+    "no-x-security-scheme-name-without-openapi": "off",
+    "x-security-scheme-required-values": "off",
+    "no-x-security-scheme-name-in-workflow": "off",
+    "no-required-schema-properties-undefined": "warn",
+    "no-enum-type-mismatch": "warn",
+    "no-schema-type-mismatch": "warn",
+  },
+  overlay1Rules: {
+    "info-contact": "off",
+  },
+};
@@ -107,7 +107,7 @@ function _processProblems(problems: NormalizedProblem[], options: { silent: bool
 export async function validateAndBundle(
   source: string | URL | OpenAPI3 | Readable | Buffer,
   options: ValidateAndBundleOptions,
-) {
+): Promise<OpenAPI3> {
   const redocConfigT = performance.now();
   debug("Loaded Redoc config", "redoc", performance.now() - redocConfigT);
   const redocParseT = performance.now();
@@ -116,22 +116,22 @@ export async function validateAndBundle(
     absoluteRef = source.protocol === "file:" ? fileURLToPath(source) : source.href;
   }
   const resolver = new BaseResolver(options.redoc.resolve);
-  const document = await parseSchema(source, {
+  const document = (await parseSchema(source, {
     absoluteRef,
     resolver,
-  });
+  })) as Document<OpenAPI3>;
   debug("Parsed schema", "redoc", performance.now() - redocParseT);
 
   // 1. check for OpenAPI 3 or greater
   const openapiVersion = Number.parseFloat(document.parsed.openapi);
   if (
-    document.parsed.swagger ||
+    (document.parsed as any).swagger ||
     !document.parsed.openapi ||
     Number.isNaN(openapiVersion) ||
     openapiVersion < 3 ||
     openapiVersion >= 4
   ) {
-    if (document.parsed.swagger) {
+    if ((document.parsed as any).swagger) {
       throw new Error("Unsupported Swagger version: 2.x. Use OpenAPI 3.x instead.");
     }
     if (document.parsed.openapi || openapiVersion < 3 || openapiVersion >= 4) {
@@ -144,7 +144,7 @@ export async function validateAndBundle(
   const redocLintT = performance.now();
   const problems = await lintDocument({
     document,
-    config: options.redoc.styleguide,
+    config: options.redoc,
     externalRefResolver: resolver,
   });
   _processProblems(problems, options);
@@ -160,5 +160,5 @@ export async function validateAndBundle(
   _processProblems(bundled.problems, options);
   debug("Bundled schema", "bundle", performance.now() - redocBundleT);
 
-  return bundled.bundle.parsed;
+  return bundled.bundle.parsed as OpenAPI3;
 }
@@ -0,0 +1,33 @@
+// Copyright 2019 Redocly Inc.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+export type Falsy = undefined | null | false | '' | 0;
+
+export function isTruthy<Truthy>(value: Truthy | Falsy): value is Truthy {
+  return !!value;
+}
+
+export function parseRef(ref: string): { uri: string | null; pointer: string[] } {
+  const [uri, pointer = ''] = ref.split('#/');
+  return {
+    uri: (uri.endsWith('#') ? uri.slice(0, -1) : uri) || null,
+    pointer: parsePointer(pointer),
+  };
+}
+
+export function parsePointer(pointer: string) {
+  return pointer.split('/').map(unescapePointer).filter(isTruthy);
+}
+
+export function unescapePointer(fragment: string): string {
+  return decodeURIComponent(fragment.replace(/~1/g, '/').replace(/~0/g, '~'));
+}
+
+export function escapePointer<T extends string | number>(fragment: T): T {
+  if (typeof fragment === 'number') return fragment;
+  return (fragment as string).replace(/~/g, '~0').replace(/\//g, '~1') as T;
+}
@@ -1,7 +1,7 @@
 import type { OasRef, Referenced } from "@redocly/openapi-core";
-import { parseRef } from "@redocly/openapi-core/lib/ref-utils.js";
 import ts, { type LiteralTypeNode, type TypeLiteralNode } from "typescript";
 import type { ParameterObject } from "../types.js";
+import { parseRef } from "./redocly.js";
 
 export const JS_PROPERTY_INDEX_RE = /^[A-Za-z_$][A-Za-z_$0-9]*$/;
 export const JS_ENUM_INVALID_CHARS_RE = /[^A-Za-z_$0-9]+(.)?/g;

@@ -1,7 +1,7 @@
-import { escapePointer, parseRef } from "@redocly/openapi-core/lib/ref-utils.js";
 import c from "ansi-colors";
 import supportsColor from "supports-color";
 import ts from "typescript";
+import { escapePointer, parseRef } from "../lib/redocly.js";
 import type { DiscriminatorObject, OpenAPI3, OpenAPITSOptions, ReferenceObject, SchemaObject } from "../types.js";
 import { tsLiteral, tsModifiers, tsPropertyIndex } from "./ts.js";
 

@@ -1,5 +1,5 @@
-import { escapePointer } from "@redocly/openapi-core/lib/ref-utils.js";
 import ts from "typescript";
+import { escapePointer } from "../lib/redocly.js";
 import { addJSDocComment, tsModifiers, tsPropertyIndex, UNKNOWN } from "../lib/ts.js";
 import { getEntries } from "../lib/utils.js";
 import type { HeaderObject, TransformNodeOptions } from "../types.js";

@@ -1,5 +1,5 @@
-import { parseRef } from "@redocly/openapi-core/lib/ref-utils.js";
 import ts from "typescript";
+import { parseRef } from "../lib/redocly.js";
 import {
   addJSDocComment,
   BOOLEAN,