You can run npm run sample to test the generation

Author: matt-aitken

generated/core/ApiError.ts

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+/* istanbul ignore file */
+/* tslint:disable */
+/* eslint-disable */
+import type { ApiRequestOptions } from './ApiRequestOptions';
+import type { ApiResult } from './ApiResult';
+
+export class ApiError extends Error {
+    public readonly url: string;
+    public readonly status: number;
+    public readonly statusText: string;
+    public readonly body: any;
+    public readonly request: ApiRequestOptions;
+
+    constructor(request: ApiRequestOptions, response: ApiResult, message: string) {
+        super(message);
+
+        this.name = 'ApiError';
+        this.url = response.url;
+        this.status = response.status;
+        this.statusText = response.statusText;
+        this.body = response.body;
+        this.request = request;
+    }
+}

generated/core/ApiRequestOptions.ts

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+/* istanbul ignore file */
+/* tslint:disable */
+/* eslint-disable */
+export type ApiRequestOptions = {
+    readonly method: 'GET' | 'PUT' | 'POST' | 'DELETE' | 'OPTIONS' | 'HEAD' | 'PATCH';
+    readonly url: string;
+    readonly path?: Record<string, any>;
+    readonly cookies?: Record<string, any>;
+    readonly headers?: Record<string, any>;
+    readonly query?: Record<string, any>;
+    readonly formData?: Record<string, any>;
+    readonly body?: any;
+    readonly mediaType?: string;
+    readonly responseHeader?: string;
+    readonly errors?: Record<number, string>;
+};

generated/core/ApiResult.ts

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+/* istanbul ignore file */
+/* tslint:disable */
+/* eslint-disable */
+export type ApiResult = {
+    readonly url: string;
+    readonly ok: boolean;
+    readonly status: number;
+    readonly statusText: string;
+    readonly body: any;
+};

generated/core/CancelablePromise.ts

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+/* istanbul ignore file */
+/* tslint:disable */
+/* eslint-disable */
+export class CancelError extends Error {
+
+    constructor(message: string) {
+        super(message);
+        this.name = 'CancelError';
+    }
+
+    public get isCancelled(): boolean {
+        return true;
+    }
+}
+
+export interface OnCancel {
+    readonly isResolved: boolean;
+    readonly isRejected: boolean;
+    readonly isCancelled: boolean;
+
+    (cancelHandler: () => void): void;
+}
+
+export class CancelablePromise<T> implements Promise<T> {
+    readonly [Symbol.toStringTag]!: string;
+
+    private _isResolved: boolean;
+    private _isRejected: boolean;
+    private _isCancelled: boolean;
+    private readonly _cancelHandlers: (() => void)[];
+    private readonly _promise: Promise<T>;
+    private _resolve?: (value: T | PromiseLike<T>) => void;
+    private _reject?: (reason?: any) => void;
+
+    constructor(
+        executor: (
+            resolve: (value: T | PromiseLike<T>) => void,
+            reject: (reason?: any) => void,
+            onCancel: OnCancel
+        ) => void
+    ) {
+        this._isResolved = false;
+        this._isRejected = false;
+        this._isCancelled = false;
+        this._cancelHandlers = [];
+        this._promise = new Promise<T>((resolve, reject) => {
+            this._resolve = resolve;
+            this._reject = reject;
+
+            const onResolve = (value: T | PromiseLike<T>): void => {
+                if (this._isResolved || this._isRejected || this._isCancelled) {
+                    return;
+                }
+                this._isResolved = true;
+                this._resolve?.(value);
+            };
+
+            const onReject = (reason?: any): void => {
+                if (this._isResolved || this._isRejected || this._isCancelled) {
+                    return;
+                }
+                this._isRejected = true;
+                this._reject?.(reason);
+            };
+
+            const onCancel = (cancelHandler: () => void): void => {
+                if (this._isResolved || this._isRejected || this._isCancelled) {
+                    return;
+                }
+                this._cancelHandlers.push(cancelHandler);
+            };
+
+            Object.defineProperty(onCancel, 'isResolved', {
+                get: (): boolean => this._isResolved,
+            });
+
+            Object.defineProperty(onCancel, 'isRejected', {
+                get: (): boolean => this._isRejected,
+            });
+
+            Object.defineProperty(onCancel, 'isCancelled', {
+                get: (): boolean => this._isCancelled,
+            });
+
+            return executor(onResolve, onReject, onCancel as OnCancel);
+        });
+    }
+
+    public then<TResult1 = T, TResult2 = never>(
+        onFulfilled?: ((value: T) => TResult1 | PromiseLike<TResult1>) | null,
+        onRejected?: ((reason: any) => TResult2 | PromiseLike<TResult2>) | null
+    ): Promise<TResult1 | TResult2> {
+        return this._promise.then(onFulfilled, onRejected);
+    }
+
+    public catch<TResult = never>(
+        onRejected?: ((reason: any) => TResult | PromiseLike<TResult>) | null
+    ): Promise<T | TResult> {
+        return this._promise.catch(onRejected);
+    }
+
+    public finally(onFinally?: (() => void) | null): Promise<T> {
+        return this._promise.finally(onFinally);
+    }
+
+    public cancel(): void {
+        if (this._isResolved || this._isRejected || this._isCancelled) {
+            return;
+        }
+        this._isCancelled = true;
+        if (this._cancelHandlers.length) {
+            try {
+                for (const cancelHandler of this._cancelHandlers) {
+                    cancelHandler();
+                }
+            } catch (error) {
+                console.warn('Cancellation threw an error', error);
+                return;
+            }
+        }
+        this._cancelHandlers.length = 0;
+        this._reject?.(new CancelError('Request aborted'));
+    }
+
+    public get isCancelled(): boolean {
+        return this._isCancelled;
+    }
+}

generated/core/OpenAPI.ts

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+/* istanbul ignore file */
+/* tslint:disable */
+/* eslint-disable */
+import type { ApiRequestOptions } from './ApiRequestOptions';
+
+type Resolver<T> = (options: ApiRequestOptions) => Promise<T>;
+type Headers = Record<string, string>;
+
+export type OpenAPIConfig = {
+    BASE: string;
+    VERSION: string;
+    WITH_CREDENTIALS: boolean;
+    CREDENTIALS: 'include' | 'omit' | 'same-origin';
+    TOKEN?: string | Resolver<string>;
+    USERNAME?: string | Resolver<string>;
+    PASSWORD?: string | Resolver<string>;
+    HEADERS?: Headers | Resolver<Headers>;
+    ENCODE_PATH?: (path: string) => string;
+};
+
+export const OpenAPI: OpenAPIConfig = {
+    BASE: '',
+    VERSION: '1.0.0',
+    WITH_CREDENTIALS: false,
+    CREDENTIALS: 'include',
+    TOKEN: undefined,
+    USERNAME: undefined,
+    PASSWORD: undefined,
+    HEADERS: undefined,
+    ENCODE_PATH: undefined,
+};