js-tts-wrapper/cjs/utils/fetch-utils.js

A JavaScript/TypeScript library that provides a unified API for working with multiple cloud-based Text-to-Speech (TTS) services

"use strict";
/**
 * Utility functions for handling fetch in different environments
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.getFetch = getFetch;
exports.isFetchAvailable = isFetchAvailable;
/**
 * Get a fetch implementation that works in both Node.js and browser environments
 *
 * This function tries to use:
 * 1. The global fetch if available (browsers and Node.js >= 18)
 * 2. node-fetch if installed (for older Node.js versions)
 * 3. Falls back to a mock implementation that throws an error
 *
 * @returns A fetch function that works in the current environment
 */
function getFetch() {
    // Check if global fetch is available (browsers and Node.js >= 18)
    if (typeof globalThis.fetch === "function") {
        return globalThis.fetch;
    }
    // Try to use node-fetch if available
    try {
        // eslint-disable-next-line @typescript-eslint/no-var-requires
        const nodeFetch = require("node-fetch");
        return nodeFetch;
    }
    catch (_error) {
        // Return a mock implementation that throws an error
        return async () => {
            throw new Error("Fetch API is not available. Please install node-fetch package or use a newer version of Node.js.");
        };
    }
}
/**
 * Check if fetch is available in the current environment
 *
 * @returns True if fetch is available, false otherwise
 */
function isFetchAvailable() {
    try {
        const fetch = getFetch();
        return typeof fetch === "function";
    }
    catch (_error) {
        return false;
    }
}