protocol-buffers-schema

npm install protocol-buffers-schema

Usage

syntax = "proto2";
message Point {
 required int32 x = 1;
 required int32 y=2;
 optional string label = 3;
}
message Line {
 required Point start = 1;
 required Point end = 2;
 optional string label = 3;
}

var fs = require('fs')
var schema = require('protocol-buffers-schema')
// pass a buffer or string to schema.parse
var sch = schema.parse(fs.readFileSync('example.proto'))
// will print out the schema as a javascript object
console.log(sch)

{
 syntax: 2,
 package: null,
 enums: [],
 messages: [{
 name: 'Point',
 enums: [],
 messages: [],
 options: {},
 fields: [{
 name: 'x',
 type: 'int32',
 tag: 1,
 required: true,
 repeated: false,
 options: {}
 }, {
 name: 'y',
 type: 'int32',
 tag: 2,
 required: true,
 repeated: false,
 options: {}
 }, {
 name: 'label',
 type: 'string',
 tag: 3,
 required: false,
 repeated: false,
 options: {}
 }]
 }, {
 name: 'Line',
 enums: [],
 messages: [],
 options: {},
 fields: [{
 name: 'start',
 type: 'Point',
 tag: 1,
 required: true,
 repeated: false,
 options: {}
 }, {
 name: 'end',
 type: 'Point',
 tag: 2,
 required: true,
 repeated: false,
 options: {}
 }, {
 name: 'label',
 type: 'string',
 tag: 3,
 required: false,
 repeated: false,
 options: {}
 }]
 }],
 options:{}
}

API

schema.parse(protobufSchemaBufferOrString)

schema.stringify(schema)

License