36 lines
919 B
JavaScript
36 lines
919 B
JavaScript
import log from 'loglevel';
|
|
|
|
/**
|
|
* Returns a middleware that logs RPC activity. Logging is detailed in
|
|
* development builds, but more limited in production builds.
|
|
*
|
|
* @param {{ origin: string }} opts - The middleware options
|
|
* @returns {Function}
|
|
*/
|
|
export default function createLoggerMiddleware(opts) {
|
|
return function loggerMiddleware(
|
|
/** @type {any} */ req,
|
|
/** @type {any} */ res,
|
|
/** @type {Function} */ next,
|
|
) {
|
|
next((/** @type {Function} */ cb) => {
|
|
if (res.error) {
|
|
log.debug('Error in RPC response:\n', res);
|
|
}
|
|
if (req.isMetamaskInternal) {
|
|
return;
|
|
}
|
|
if (process.env.METAMASK_DEBUG) {
|
|
log.info(`RPC (${opts.origin}):`, req, '->', res);
|
|
} else {
|
|
log.info(
|
|
`RPC (${opts.origin}): ${req.method} -> ${
|
|
res.error ? 'error' : 'success'
|
|
}`,
|
|
);
|
|
}
|
|
cb();
|
|
});
|
|
};
|
|
}
|