import type { PostgresError } from "../types/database.js";

export function isPostgresError(error: unknown): error is PostgresError {
    return (
        error instanceof Error &&
        "code" in error &&
        typeof (error as PostgresError).code === "string"
    );
}

export const PostgresErrorCodes = {
    UNIQUE_VIOLATION: "23505",
    FOREIGN_KEY_VIOLATION: "23503",
    NOT_NULL_VIOLATION: "23502",
    CHECK_VIOLATION: "23514",
};