@nestjs/core/exceptions/base-exception-filter.js

Nest - modern, fast, powerful node.js web framework (@core)

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const tslib_1 = require("tslib");
const common_1 = require("@nestjs/common");
const shared_utils_1 = require("@nestjs/common/utils/shared.utils");
const constants_1 = require("../constants");
const helpers_1 = require("../helpers");
class BaseExceptionFilter {
    constructor(applicationRef) {
        this.applicationRef = applicationRef;
    }
    catch(exception, host) {
        const applicationRef = this.applicationRef ||
            (this.httpAdapterHost && this.httpAdapterHost.httpAdapter);
        if (!(exception instanceof common_1.HttpException)) {
            return this.handleUnknownError(exception, host, applicationRef);
        }
        const res = exception.getResponse();
        const message = shared_utils_1.isObject(res)
            ? res
            : {
                statusCode: exception.getStatus(),
                message: res,
            };
        applicationRef.reply(host.getArgByIndex(1), message, exception.getStatus());
    }
    handleUnknownError(exception, host, applicationRef) {
        const body = {
            statusCode: common_1.HttpStatus.INTERNAL_SERVER_ERROR,
            message: constants_1.MESSAGES.UNKNOWN_EXCEPTION_MESSAGE,
        };
        applicationRef.reply(host.getArgByIndex(1), body, body.statusCode);
        if (this.isExceptionObject(exception)) {
            return BaseExceptionFilter.logger.error(exception.message, exception.stack);
        }
        return BaseExceptionFilter.logger.error(exception);
    }
    isExceptionObject(err) {
        return shared_utils_1.isObject(err) && !!err.message;
    }
}
BaseExceptionFilter.logger = new common_1.Logger('ExceptionsHandler');
tslib_1.__decorate([
    common_1.Optional(),
    common_1.Inject(),
    tslib_1.__metadata("design:type", helpers_1.HttpAdapterHost)
], BaseExceptionFilter.prototype, "httpAdapterHost", void 0);
exports.BaseExceptionFilter = BaseExceptionFilter;