1  declare type ParseOpts = {
 2      name?: string;
 3      types?: number[];
 4      text: string;
 5  };
 6  declare type ValueMapper = (param: any, index: number) => any;
 7  declare type BindOpts = {
 8      portal?: string;
 9      binary?: boolean;
10      statement?: string;
11      values?: any[];
12      valueMapper?: ValueMapper;
13  };
14  declare type ExecOpts = {
15      portal?: string;
16      rows?: number;
17  };
18  declare type PortalOpts = {
19      type: 'S' | 'P';
20      name?: string;
21  };
22  declare const serialize: {
23      startup: (opts: Record<string, string>) => Buffer;
24      password: (password: string) => Buffer;
25      requestSsl: () => Buffer;
26      sendSASLInitialResponseMessage: (mechanism: string, initialResponse: string) => Buffer;
27      sendSCRAMClientFinalMessage: (additionalData: string) => Buffer;
28      query: (text: string) => Buffer;
29      parse: (query: ParseOpts) => Buffer;
30      bind: (config?: BindOpts) => Buffer;
31      execute: (config?: ExecOpts) => Buffer;
32      describe: (msg: PortalOpts) => Buffer;
33      close: (msg: PortalOpts) => Buffer;
34      flush: () => Buffer;
35      sync: () => Buffer;
36      end: () => Buffer;
37      copyData: (chunk: Buffer) => Buffer;
38      copyDone: () => Buffer;
39      copyFail: (message: string) => Buffer;
40      cancel: (processID: number, secretKey: number) => Buffer;
41  };
42  export { serialize };