SQL/node_modules/graphql-tools/dist/generate/decorateWithLogger.js

Object.defineProperty(exports, "__esModule", { value: true });
var graphql_1 = require("graphql");
/*
 * fn: The function to decorate with the logger
 * logger: an object instance of type Logger
 * hint: an optional hint to add to the error's message
 */
function decorateWithLogger(fn, logger, hint) {
    if (typeof fn === 'undefined') {
        fn = graphql_1.defaultFieldResolver;
    }
    var logError = function (e) {
        // TODO: clone the error properly
        var newE = new Error();
        newE.stack = e.stack;
        /* istanbul ignore else: always get the hint from addErrorLoggingToSchema */
        if (hint) {
            newE['originalMessage'] = e.message;
            newE['message'] = "Error in resolver " + hint + "\n" + e.message;
        }
        logger.log(newE);
    };
    return function (root, args, ctx, info) {
        try {
            var result = fn(root, args, ctx, info);
            // If the resolve function returns a Promise log any Promise rejects.
            if (result &&
                typeof result.then === 'function' &&
                typeof result.catch === 'function') {
                result.catch(function (reason) {
                    // make sure that it's an error we're logging.
                    var error = reason instanceof Error ? reason : new Error(reason);
                    logError(error);
                    // We don't want to leave an unhandled exception so pass on error.
                    return reason;
                });
            }
            return result;
        }
        catch (e) {
            logError(e);
            // we want to pass on the error, just in case.
            throw e;
        }
    };
}
exports.default = decorateWithLogger;
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