exceptions.ts

import type { Dictionary } from './typings';

/**
 * Base class for all errors detected in the driver.
 */
export class DriverException extends Error {

  code?: string;
  errno?: number;
  sqlState?: string;
  sqlMessage?: string;
  errmsg?: string;

  constructor(previous: Error) {
    super(previous.message);
    Object.getOwnPropertyNames(previous).forEach(k => (this as Dictionary)[k] = (previous as Dictionary)[k]);
    this.name = this.constructor.name;
    Error.captureStackTrace(this, this.constructor);
    this.stack! += '\n\n' + previous.stack!.split('\n').filter(l => l.trim().startsWith('at ')).join('\n');
  }

}

/**
 * Base class for all connection related errors detected in the driver.
 */
export class ConnectionException extends DriverException { }

/**
 * Base class for all server related errors detected in the driver.
 */
export class ServerException extends DriverException { }

/**
 * Base class for all constraint violation related errors detected in the driver.
 */
export class ConstraintViolationException extends ServerException { }

/**
 * Base class for all already existing database object related errors detected in the driver.
 *
 * A database object is considered any asset that can be created in a database
 * such as schemas, tables, views, sequences, triggers,  constraints, indexes,
 * functions, stored procedures etc.
 */
export class DatabaseObjectExistsException extends ServerException { }

/**
 * Base class for all unknown database object related errors detected in the driver.
 *
 * A database object is considered any asset that can be created in a database
 * such as schemas, tables, views, sequences, triggers,  constraints, indexes,
 * functions, stored procedures etc.
 */
export class DatabaseObjectNotFoundException extends ServerException { }

/**
 * Exception for a deadlock error of a transaction detected in the driver.
 */
export class DeadlockException extends ServerException { }

/**
 * Exception for a foreign key constraint violation detected in the driver.
 */
export class ForeignKeyConstraintViolationException extends ConstraintViolationException { }

/**
 * Exception for a check constraint violation detected in the driver.
 */
export class CheckConstraintViolationException extends ConstraintViolationException { }

/**
 * Exception for an invalid specified field name in a statement detected in the driver.
 */
export class InvalidFieldNameException extends ServerException { }

/**
 * Exception for a lock wait timeout error of a transaction detected in the driver.
 */
export class LockWaitTimeoutException extends ServerException { }

/**
 * Exception for a non-unique/ambiguous specified field name in a statement detected in the driver.
 */
export class NonUniqueFieldNameException extends ServerException { }

/**
 * Exception for a NOT NULL constraint violation detected in the driver.
 */
export class NotNullConstraintViolationException extends ConstraintViolationException { }

/**
 * Exception for a write operation attempt on a read-only database element detected in the driver.
 */
export class ReadOnlyException extends ServerException { }

/**
 * Exception for a syntax error in a statement detected in the driver.
 */
export class SyntaxErrorException extends ServerException { }

/**
 * Exception for an already existing table referenced in a statement detected in the driver.
 */
export class TableExistsException extends DatabaseObjectExistsException { }

/**
 * Exception for an unknown table referenced in a statement detected in the driver.
 */
export class TableNotFoundException extends DatabaseObjectNotFoundException { }

/**
 * Exception for a unique constraint violation detected in the driver.
 */
export class UniqueConstraintViolationException extends ConstraintViolationException { }