English | 简体中文

ferry-parser

a Ferry parser written in JavaScript. It parses Thrift IDL and Proto IDL files to ASTs, and parses the extended informations to certain fields according to the Ferry extension specification.

Install

$ npm i @byte-ferry/parser

Usage

parse thrift files

import * as t from '@byte-ferry/parser';

// alternatively, const idl = `<thrift-file-path>/example.thrift`
const idl = `
struct Foo {
  1: i32 code (api.position = 'query')
  2: string content
}
`;

const document = t.parse(idl);
console.log(JSON.stringify(document, null, 2));

parse proto files

import * as t from '@byte-ferry/parser/dist/proto';

// alternatively, const idl = `<proto-file-path>/example.proto`
const idl = `
syntax = 'proto3';

message Foo {
  int32 code = 1 [(api.position) = 'query'];
  string content = 2;
}
`;

const document = t.parse(idl);
console.log(JSON.stringify(document, null, 2));

API

parse(source: string, option?: ParseOption): ThriftDocument

parse thrift files. source should be assigned with the path or content of a thrift file. ParseOption is defined below:

interface ParseOption {

  // set whether to revise the positions of tail comments. the default value is true.
  reviseTailComment?: boolean
}

parse(source: string): ProtoDocument

parse proto files. source should be assigned with the path or content of a proto file. A revision for the positions of tail comments in proto files is not supported now.