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Add new streaming subprovider but getting a loop
Regarding #1458 Uses a new streaming subprovider architecture on an experimental branch of StreamProvider: https://github.com/flyswatter/web3-stream-provider/tree/StreamSubprovider
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@ -1,5 +1,6 @@
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const pipe = require('pump')
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const pipe = require('pump')
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const StreamProvider = require('web3-stream-provider')
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const StreamSubprovider = require('web3-stream-provider/stream-subprovider')
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const ProviderEngine = require('web3-provider-engine')
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const LocalStorageStore = require('obs-store')
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const LocalStorageStore = require('obs-store')
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const ObjectMultiplex = require('./obj-multiplex')
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const ObjectMultiplex = require('./obj-multiplex')
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const createRandomId = require('./random-id')
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const createRandomId = require('./random-id')
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@ -27,14 +28,21 @@ function MetamaskInpageProvider (connectionStream) {
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)
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)
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// connect to async provider
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// connect to async provider
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const asyncProvider = self.asyncProvider = new StreamProvider()
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const engine = self.asyncProvider = new ProviderEngine()
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const stream = self.stream = new StreamSubprovider()
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engine.addProvider(stream)
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pipe(
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pipe(
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asyncProvider,
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stream,
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multiStream.createStream('provider'),
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multiStream.createStream('provider'),
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asyncProvider,
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stream,
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(err) => logStreamDisconnectWarning('MetaMask RpcProvider', err)
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(err) => logStreamDisconnectWarning('MetaMask RpcProvider', err)
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)
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)
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// start polling
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engine.start()
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self.idMap = {}
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self.idMap = {}
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// handle sendAsync requests via asyncProvider
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// handle sendAsync requests via asyncProvider
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self.sendAsync = function (payload, cb) {
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self.sendAsync = function (payload, cb) {
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@ -46,7 +54,9 @@ function MetamaskInpageProvider (connectionStream) {
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return message
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return message
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})
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})
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// forward to asyncProvider
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// forward to asyncProvider
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asyncProvider.sendAsync(request, function (err, res) {
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console.log('sending async to engine', request)
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engine.sendAsync(request, function (err, res) {
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console.log('send async returned !!', err, res)
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if (err) return cb(err)
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if (err) return cb(err)
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// transform messages to original ids
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// transform messages to original ids
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eachJsonMessage(res, (message) => {
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eachJsonMessage(res, (message) => {
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