@aikidosec/firewall/agent/hooks/instrumentation/getSourceType.js

Zen by Aikido is an embedded Application Firewall that autonomously protects Node.js apps against common and critical attacks, provides rate limiting, detects malicious traffic (including bots), and more.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getSourceType = getSourceType;
/**
 * Get the source type based on the file extension and package load format.
 */
function getSourceType(path, loadFormat) {
    const extension = path.split(".").pop();
    switch (extension) {
        case "js": {
            if (loadFormat === "commonjs") {
                return "cjs";
            }
            if (loadFormat === "module") {
                return "mjs";
            }
            return "unambiguous"; // JS, auto-detect CJS or ESM
        }
        case "ts": // Parsed as ESM module system
        case "cjs":
        case "mjs":
        case "tsx":
        case "jsx": {
            return extension;
        }
        default: {
            throw new Error(`Unsupported file extension: ${extension}`);
        }
    }
}