@nodesecure/js-x-ray/dist/estree/functions/getCallExpressionIdentifier.js

JavaScript AST XRay analysis

// Import Internal Dependencies
import { getMemberExpressionIdentifier } from "./getMemberExpressionIdentifier.js";
import { isCallExpression, isIdentifier, isMemberExpression, noop } from "../types.js";
export function getCallExpressionIdentifier(node, options = {}) {
    if (node.type !== "CallExpression" && node.type !== "NewExpression") {
        return null;
    }
    const { externalIdentifierLookup = noop, resolveCallExpression = true } = options;
    if (isIdentifier(node.callee)) {
        return node.callee.name;
    }
    if (isMemberExpression(node.callee)) {
        const memberObject = node.callee.object;
        let lastId = "";
        for (const part of getMemberExpressionIdentifier(node.callee, { externalIdentifierLookup })) {
            lastId = lastId === "" ? part : `${lastId}.${part}`;
        }
        return resolveCallExpression && isCallExpression(memberObject) ?
            getCallExpressionIdentifier(memberObject) + `.${lastId}` :
            lastId;
    }
    return resolveCallExpression ?
        getCallExpressionIdentifier(node.callee, { externalIdentifierLookup }) : null;
}
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