@nodesecure/js-x-ray/dist/probes/isRequire/InlinedRequire.js

JavaScript AST XRay analysis

// Import Internal Dependencies
import { getCallExpressionIdentifier, isCallExpression, isIdentifier, isMemberExpression } from "../../estree/index.js";
import { Inlined } from "../../Inlined.js";
export class InlinedRequire {
    static assertNode(node) {
        if (isCallExpression(node) &&
            getCallExpressionIdentifier(node)?.match(/^require..*$/i)) {
            return true;
        }
        return false;
    }
    static split(expectedCallExpr) {
        if (!InlinedRequire.assertNode(expectedCallExpr)) {
            return null;
        }
        const requireCall = InlinedRequire.#findRequireCall(expectedCallExpr);
        if (!requireCall) {
            return null;
        }
        return Inlined.buildSplitResult(expectedCallExpr, requireCall, "require");
    }
    static #findRequireCall(node) {
        const object = isMemberExpression(node)
            ? node.object
            : node.callee;
        if (isCallExpression(object) &&
            isIdentifier(object.callee) &&
            object.callee.name === "require") {
            return object;
        }
        if (isMemberExpression(object) ||
            isCallExpression(object)) {
            return InlinedRequire.#findRequireCall(object);
        }
        return null;
    }
}
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