sawtooth-sdk/compile_protobuf.js

An SDK for interacting with the Hyperledger Sawtooth distributed ledger.

/**
 * Copyright 2016 Intel Corporation
 *
 * Licensed under the Apache License, Version 2.0 (the "License")
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ------------------------------------------------------------------------------
 */

'use strict'

const protobuf = require('protobufjs')
const jsonTarget = require('./node_modules/protobufjs/cli/targets/json')

const path = require('path')
const fs = require('fs')

let root = new protobuf.Root()

let files = fs.readdirSync('../../protos')
              .map(f => path.resolve('../../protos', f))
              .filter(f => f.endsWith('.proto'))

try {
  root = root.loadSync(files)
} catch (e) {
  console.log('Unable to load protobuf files!')
  throw e
}

jsonTarget(root, {}, (err, output) => {
  if (err) {
    throw err
  }

  if (output !== '') {
    process.stdout.write(output, 'utf8')
  }
})