@sentry/core/build/esm/integrations/functiontostring.js

Base implementation for all Sentry JavaScript SDKs

import { getClient } from '../currentScopes.js';
import { defineIntegration } from '../integration.js';
import { getOriginalFunction } from '../utils/object.js';

const INTEGRATION_NAME = "FunctionToString";
const SETUP_CLIENTS = /* @__PURE__ */ new WeakMap();
const _functionToStringIntegration = (() => {
  return {
    name: INTEGRATION_NAME,
    setupOnce() {
      const originalFunctionToString = Function.prototype.toString;
      const callOriginalFunctionToString = Function.prototype.call.bind(originalFunctionToString);
      try {
        Function.prototype.toString = function() {
          const originalFunction = getOriginalFunction(this);
          let unwrappedFunction;
          try {
            if (SETUP_CLIENTS.has(getClient()) && originalFunction !== void 0) {
              unwrappedFunction = originalFunction;
            }
          } catch {
          }
          return callOriginalFunctionToString(unwrappedFunction ?? this);
        };
      } catch {
      }
    },
    setup(client) {
      SETUP_CLIENTS.set(client, true);
    }
  };
});
const functionToStringIntegration = defineIntegration(_functionToStringIntegration);

export { functionToStringIntegration };
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