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v0.1
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‎.gitignore

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**/node_modules/
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**/*.log
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test/repo-tests*
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# Logs
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logs
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*.log
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npm-debug.log*
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coverage
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# Runtime data
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pids
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# Coverage directory used by tools like istanbul
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coverage
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# nyc test coverage
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.nyc_output
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# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
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.grunt
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# node-waf configuration
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.lock-wscript
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# Compiled binary addons (http://nodejs.org/api/addons.html)
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build/Release
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build
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# Dependency directories
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# Dependency directory
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# https://www.npmjs.org/doc/misc/npm-faq.html#should-i-check-my-node_modules-folder-into-git
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node_modules
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jspm_packages
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# Optional npm cache directory
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.npm
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# Optional REPL history
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.node_repl_history
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lib
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dist

‎.npmignore

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**/node_modules/
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**/*.log
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test/repo-tests*
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# Logs
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logs
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*.log
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coverage
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# Runtime data
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pids
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*.pid
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*.seed
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# Directory for instrumented libs generated by jscoverage/JSCover
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lib-cov
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# Coverage directory used by tools like istanbul
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coverage
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# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
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.grunt
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# node-waf configuration
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.lock-wscript
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build
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# Dependency directory
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# https://www.npmjs.org/doc/misc/npm-faq.html#should-i-check-my-node_modules-folder-into-git
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node_modules
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test

‎.travis.yml

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sudo: false
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language: node_js
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node_js:
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- 4
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- 5
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- stable
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# Make sure we have new NPM.
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before_install:
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- npm install -g npm
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script:
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- npm run lint
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- npm test
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- npm run coverage
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before_script:
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- export DISPLAY=:99.0
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- sh -e /etc/init.d/xvfb start
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after_success:
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- npm run coverage-publish
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env:
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- CXX=g++-4.8
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addons:
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firefox: 'latest'
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apt:
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sources:
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- ubuntu-toolchain-r-test
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packages:
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- g++-4.8

‎README.md

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# js-libp2p-pubsub-gossip
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js-libp2p-pubsub-gossip
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=======================
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[![](https://img.shields.io/badge/made%20by-Protocol%20Labs-blue.svg?style=flat-square)](http://ipn.io)
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[![](https://img.shields.io/badge/project-IPFS-blue.svg?style=flat-square)](http://libp2p.io/)
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## Install
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```
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```sh
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> npm install libp2p-pubsub-gossip
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```
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## Usage
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## Examples
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```
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```JavaScript
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const FloodSub = require('libp2p-floodsub')
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const fsub = new FloodSub(libp2pNodeInstance)
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fsub.on('fruit', (data) => {
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console.log(data)
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})
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fsub.subscribe('fruit')
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fsub.publish('fruit', new Buffer('banana'))
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```
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## API
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## Contribute
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### `ps.subscribe(<topic>)`
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### `ps.unsubscribe(<topic>)`
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See [the contribute file](contribute.md)!
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### `ps.publish(<topic>, <msg>)`
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### `ps.on(<topic>, callback)`
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### `ps.getPeerSet()`
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### `ps.getSubscriptions()`
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## Contribute
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PRs accepted.
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PRs are welcome!
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Small note: If editing the Readme, please conform to the [standard-readme](https://github.com/RichardLitt/standard-readme) specification.
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‎circle.yml

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machine:
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node:
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version: stable
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dependencies:
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pre:
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- google-chrome --version
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- wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
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- sudo sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'
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- sudo apt-get update
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- sudo apt-get --only-upgrade install google-chrome-stable
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- google-chrome --version

‎examples/pub-sub-1-topic/publisher.js

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'use strict'
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const PeerId = require('peer-id')
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const PeerInfo = require('peer-info')
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const multiaddr = require('multiaddr')
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const libp2pIPFS = require('libp2p-ipfs')
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const PSG = require('../../src')
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const series = require('run-series')
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const privateKey = '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'
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let nodePublisher
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let psPublisher
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function bootNode (next) {
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const idPublisher = PeerId.createFromPrivKey(privateKey)
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const peerPublisher = new PeerInfo(idPublisher)
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peerPublisher.multiaddr.add(multiaddr('/ip4/0.0.0.0/tcp/12345'))
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nodePublisher = new libp2pIPFS.Node(peerPublisher)
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nodePublisher.start((err) => {
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console.log('Publisher listening on:')
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peerPublisher.multiaddrs.forEach((ma) => {
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console.log(ma.toString() + '/ipfs/' + idPublisher.toB58String())
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})
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next(err)
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})
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}
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function setUpPS (next) {
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console.log('attaching pubsub')
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psPublisher = new PSG(nodePublisher)
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next()
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}
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function publishMsg (err) {
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if (err) {
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throw err
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}
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setInterval(() => {
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process.stdout.write('.')
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psPublisher.publish('interop', new Buffer('hey, how is it going?'))
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}, 300)
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}
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series([
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bootNode,
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setUpPS
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], publishMsg)
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‎examples/pub-sub-1-topic/subscriber.js

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'use strict'

‎gulpfile.js

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'use strict'
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const gulp = require('gulp')
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require('aegir/gulp')(gulp)

‎img/test-cases.monopic

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‎img/test-cases.txt

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All subscribe to Partial
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the same topic subscriptions
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line line
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◉────◉────◉ ◉────◎────◉
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a b c a b c
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1 level tree 1 level tree
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┌◉┐ ┌◉┐
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│b│ │b│
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◉─┘ └─◉ ◎─┘ └─◉
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a c a c
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2 levels tree 2 levels tree
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┌◉┐ ┌◉┐
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│c│ │c│
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┌◉─┘ └─◉┐ ┌◎─┘ └─◉┐
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│b d│ │b d│
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◉─┘ └─◉ ◉─┘ └─◎
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a e a e

‎package.json

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{
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"name": "libp2p-pubsub-gossip",
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"version": "0.0.0",
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"description": "libp2p-pubsub-gossip, also known as pubsub-flood or just dumbsub, this implementation of pubsub focused on delivering an API for Publish/Subscribe, but with no CastTree Forming (it just floods the network).",
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"main": "lib/core/index.js",
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"jsnext:main": "src/core/index.js",
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"scripts": {
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"lint": "aegir-lint",
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"coverage": "gulp coverage",
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"test": "PHANTOM=off gulp test",
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"test:node": "gulp test:node",
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"test:node:core": "TEST=core npm run test:node",
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"test:node:http": "TEST=http npm run test:node",
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"test:node:cli": "TEST=cli npm run test:node",
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"test:browser": "PHANTOM=off gulp test:browser",
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"build": "gulp build",
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"release": "PHANTOM=off gulp release",
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"release-minor": "PHANTOM=off gulp release --type minor",
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"release-major": "PHANTOM=off gulp release --type major",
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"coverage-publish": "aegir-coverage publish"
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},
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"pre-commit": [
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"lint",
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"test"
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],
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"repository": {
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"type": "git",
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"url": "git+https://github.com/libp2p/js-libp2p-pubsub-gossip.git"
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},
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"keywords": [
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"IPFS",
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"libp2p",
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"pubsub",
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"gossip",
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"flood",
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"flooding"
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],
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"author": "David Dias <[email protected]>",
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"license": "MIT",
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"bugs": {
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"url": "https://github.com/libp2p/js-libp2p-pubsub-gossip/issues"
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},
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"homepage": "https://github.com/libp2p/js-libp2p-pubsub-gossip#readme",
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"devDependencies": {
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"aegir": "^8.0.1",
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"chai": "^3.5.0",
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"libp2p-ipfs": "^0.14.1",
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"lodash.times": "^4.3.2",
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"multiaddr": "^2.0.3",
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"peer-id": "^0.7.0",
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"peer-info": "^0.7.1",
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"pre-commit": "^1.1.3",
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"run-parallel": "^1.1.6",
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"run-series": "^1.1.4"
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},
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"dependencies": {
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"debug": "^2.2.0",
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"git-sha1": "^0.1.2",
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"length-prefixed-stream": "^1.5.0",
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"lodash.intersection": "^4.4.0",
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"lodash.uniq": "^4.5.0",
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"lodash.values": "^4.3.0",
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"time-cache": "^0.2.3"
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}
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}

‎src/config.js

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'use strict'
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const debug = require('debug')
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const log = debug('libp2p:floodsub')
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log.err = debug('libp2p:floodsub:error')
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module.exports = {
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log: log,
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multicodec: '/floodsub/1.0.0'
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}

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