@nestjs/core
Version:
Nest - modern, fast, powerful node.js web framework (@core)
74 lines (73 loc) • 2.79 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.BaseExceptionFilter = void 0;
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 http_adapter_host_1 = require("../helpers/http-adapter-host");
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 = (0, shared_utils_1.isObject)(res)
? res
: {
statusCode: exception.getStatus(),
message: res,
};
const response = host.getArgByIndex(1);
if (!applicationRef.isHeadersSent(response)) {
applicationRef.reply(response, message, exception.getStatus());
}
else {
applicationRef.end(response);
}
}
handleUnknownError(exception, host, applicationRef) {
const body = this.isHttpError(exception)
? {
statusCode: exception.statusCode,
message: exception.message,
}
: {
statusCode: common_1.HttpStatus.INTERNAL_SERVER_ERROR,
message: constants_1.MESSAGES.UNKNOWN_EXCEPTION_MESSAGE,
};
const response = host.getArgByIndex(1);
if (!applicationRef.isHeadersSent(response)) {
applicationRef.reply(response, body, body.statusCode);
}
else {
applicationRef.end(response);
}
if (this.isExceptionObject(exception)) {
return BaseExceptionFilter.logger.error(exception.message, exception.stack);
}
return BaseExceptionFilter.logger.error(exception);
}
isExceptionObject(err) {
return (0, shared_utils_1.isObject)(err) && !!err.message;
}
/**
* Checks if the thrown error comes from the "http-errors" library.
* @param err error object
*/
isHttpError(err) {
return err?.statusCode && err?.message;
}
}
exports.BaseExceptionFilter = BaseExceptionFilter;
BaseExceptionFilter.logger = new common_1.Logger('ExceptionsHandler');
tslib_1.__decorate([
(0, common_1.Optional)(),
(0, common_1.Inject)(),
tslib_1.__metadata("design:type", http_adapter_host_1.HttpAdapterHost)
], BaseExceptionFilter.prototype, "httpAdapterHost", void 0);