bump dependencies

chore: release version v0.14.6
chore: update contributors
2025-04-25 13:42:32 +00:00 · 2021-04-09 17:10:55 +03:00 · 2021-04-06 14:09:48 +02:00 · 2021-04-06 14:09:48 +02:00 · 2021-04-06 14:04:43 +02:00 · 2021-04-06 13:59:19 +02:00
16 changed files with 1680 additions and 367 deletions
--- a/.aegir.js
+++ b/.aegir.js
@ -1,16 +1,7 @@
 'use strict'

-const path = require('path')
-
 module.exports = {
-  webpack: {
-    resolve: {
-      alias: {
-        'node-forge': path.resolve(
-          path.dirname(require.resolve('libp2p-crypto')),
-          '../vendor/forge.bundle.js'
-        )
-      }
-    }
+  bundlesize: {
+    maxSize: '140kB'
  }
 }
--- a/.gitignore
+++ b/.gitignore
@ -1,7 +1,15 @@
+docs
+**/node_modules/
+**/*.log
+test/repo-tests*
+**/bundle.js
+
 # Logs
 logs
 *.log

+coverage
+
 # Runtime data
 pids
 *.pid
@ -19,12 +27,19 @@ coverage
 # node-waf configuration
 .lock-wscript

-# Compiled binary addons (http://nodejs.org/api/addons.html)
-build/Release
+build

 # Dependency directory
 # https://www.npmjs.org/doc/misc/npm-faq.html#should-i-check-my-node_modules-folder-into-git
 node_modules

+docs
 lib
-dist
+dist
+test/test-data/go-ipfs-repo/LOCK
+test/test-data/go-ipfs-repo/LOG
+test/test-data/go-ipfs-repo/LOG.old
+
+# while testing npm5
+package-lock.json
+yarn.lock
--- a/.npmignore
+++ b/.npmignore
@ -1,28 +0,0 @@
-# Logs
-logs
-*.log
-
-# Runtime data
-pids
-*.pid
-*.seed
-
-# Directory for instrumented libs generated by jscoverage/JSCover
-lib-cov
-
-# Coverage directory used by tools like istanbul
-coverage
-
-# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
-.grunt
-
-# Compiled binary addons (http://nodejs.org/api/addons.html)
-build/Release
-
-# Optional npm cache directory
-.npm
-
-# Optional REPL history
-.node_repl_history
-
-test
--- a/.travis.yml
+++ b/.travis.yml
@ -1,25 +1,45 @@
-sudo: false
 language: node_js
+cache: npm
+stages:
+  - check
+  - test
+  - cov
+
 node_js:
-  - 4
-  - 5
-  - stable
+  - '10'

-# Make sure we have new NPM.
-before_install:
-  - npm install -g npm
+os:
+  - linux
+  - osx

-script:
-  - npm run lint
-  - npm test
-  - npm run coverage
+script: npx nyc -s npm run test:node -- --bail
+after_success: npx nyc report --reporter=text-lcov > coverage.lcov && npx codecov

-addons:
-  firefox: 'latest'
+jobs:
+  include:
+    - os: windows
+      cache: false

-before_script:
-  - export DISPLAY=:99.0
-  - sh -e /etc/init.d/xvfb start
+    - stage: check
+      script:
+        - npx aegir dep-check
+        - npm run lint

-after_success:
-  - npm run coverage-publish
+    - stage: test
+      name: chrome
+      addons:
+        chrome: stable
+      script:
+        - npx aegir test -t browser
+        - npx aegir test -t webworker
+
+    - stage: test
+      name: firefox
+      addons:
+        firefox: latest
+      script:
+        - npx aegir test -t browser -- --browsers FirefoxHeadless
+        - npx aegir test -t webworker -- --browsers FirefoxHeadless
+
+notifications:
+  email: false
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -0,0 +1,485 @@
+## [0.14.6](https://github.com/libp2p/js-peer-id/compare/v0.14.4...v0.14.6) (2021-04-06)
+
+
+
+## [0.14.4](https://github.com/libp2p/js-peer-id/compare/v0.14.3...v0.14.4) (2021-03-29)
+
+
+### Bug Fixes
+
+* remove toString side effect that breaks deep equals ([#142](https://github.com/libp2p/js-peer-id/issues/142)) ([eeb5330](https://github.com/libp2p/js-peer-id/commit/eeb53305c8767a6a2b3f610fe9e45a589b4fa972)), closes [#141](https://github.com/libp2p/js-peer-id/issues/141)
+
+
+
+## [0.14.3](https://github.com/libp2p/js-peer-id/compare/v0.14.2...v0.14.3) (2021-01-26)
+
+
+
+<a name="0.14.2"></a>
+## [0.14.2](https://github.com/libp2p/js-peer-id/compare/v0.14.1...v0.14.2) (2020-09-23)
+
+
+### Features
+
+* has inline public key method ([#132](https://github.com/libp2p/js-peer-id/issues/132)) ([b2ee342](https://github.com/libp2p/js-peer-id/commit/b2ee342))
+
+
+
+<a name="0.14.1"></a>
+## [0.14.1](https://github.com/libp2p/js-peer-id/compare/v0.13.13...v0.14.1) (2020-09-03)
+
+
+### Bug Fixes
+
+* privKey possible undefined ([#129](https://github.com/libp2p/js-peer-id/issues/129)) ([224b30c](https://github.com/libp2p/js-peer-id/commit/224b30c))
+* replace node buffers with uint8arrays ([#127](https://github.com/libp2p/js-peer-id/issues/127)) ([d16ce9c](https://github.com/libp2p/js-peer-id/commit/d16ce9c))
+* ts constructor types ([#130](https://github.com/libp2p/js-peer-id/issues/130)) ([d40d588](https://github.com/libp2p/js-peer-id/commit/d40d588))
+* typo in readme ([#128](https://github.com/libp2p/js-peer-id/issues/128)) ([6d571ae](https://github.com/libp2p/js-peer-id/commit/6d571ae))
+
+
+### BREAKING CHANGES
+
+* - Where node Buffers were returned, now Uint8Arrays are
+
+* chore: remove gh dep
+
+
+
+<a name="0.14.0"></a>
+# [0.14.0](https://github.com/libp2p/js-peer-id/compare/v0.13.13...v0.14.0) (2020-08-07)
+
+
+### Bug Fixes
+
+* replace node buffers with uint8arrays ([#127](https://github.com/libp2p/js-peer-id/issues/127)) ([d16ce9c](https://github.com/libp2p/js-peer-id/commit/d16ce9c))
+
+
+### BREAKING CHANGES
+
+* - Where node Buffers were returned, now Uint8Arrays are
+
+* chore: remove gh dep
+
+
+
+<a name="0.13.13"></a>
+## [0.13.13](https://github.com/libp2p/js-peer-id/compare/v0.13.12...v0.13.13) (2020-06-23)
+
+
+
+<a name="0.13.12"></a>
+## [0.13.12](https://github.com/libp2p/js-peer-id/compare/v0.13.11...v0.13.12) (2020-04-22)
+
+
+### Features
+
+* **cli:** add support for specifying type and size ([#122](https://github.com/libp2p/js-peer-id/issues/122)) ([8cd9dfb](https://github.com/libp2p/js-peer-id/commit/8cd9dfb))
+
+
+
+<a name="0.13.11"></a>
+## [0.13.11](https://github.com/libp2p/js-peer-id/compare/v0.13.10...v0.13.11) (2020-03-26)
+
+
+
+<a name="0.13.10"></a>
+## [0.13.10](https://github.com/libp2p/js-peer-id/compare/v0.13.9...v0.13.10) (2020-03-18)
+
+
+### Bug Fixes
+
+* add buffer ([#120](https://github.com/libp2p/js-peer-id/issues/120)) ([c305c36](https://github.com/libp2p/js-peer-id/commit/c305c36))
+
+
+
+<a name="0.13.9"></a>
+## [0.13.9](https://github.com/libp2p/js-peer-id/compare/v0.13.8...v0.13.9) (2020-02-19)
+
+
+
+<a name="0.13.8"></a>
+## [0.13.8](https://github.com/libp2p/js-peer-id/compare/v0.13.6...v0.13.8) (2020-02-18)
+
+
+### Bug Fixes
+
+* remove use of assert module ([#117](https://github.com/libp2p/js-peer-id/issues/117)) ([f44645e](https://github.com/libp2p/js-peer-id/commit/f44645e))
+
+
+### Features
+
+* adds typescript types + type tests ([#110](https://github.com/libp2p/js-peer-id/issues/110)) ([a5070ae](https://github.com/libp2p/js-peer-id/commit/a5070ae))
+
+
+
+<a name="0.13.7"></a>
+## [0.13.7](https://github.com/libp2p/js-peer-id/compare/v0.13.6...v0.13.7) (2020-01-27)
+
+
+### Features
+
+* adds typescript types + type tests ([#110](https://github.com/libp2p/js-peer-id/issues/110)) ([a5070ae](https://github.com/libp2p/js-peer-id/commit/a5070ae))
+
+
+
+<a name="0.13.6"></a>
+## [0.13.6](https://github.com/libp2p/js-peer-id/compare/v0.13.5...v0.13.6) (2019-12-18)
+
+
+### Bug Fixes
+
+* catch errors thrown by multihash decode ([#109](https://github.com/libp2p/js-peer-id/issues/109)) ([65e0b74](https://github.com/libp2p/js-peer-id/commit/65e0b74))
+
+
+
+<a name="0.13.5"></a>
+## [0.13.5](https://github.com/libp2p/js-peer-id/compare/v0.13.4...v0.13.5) (2019-11-12)
+
+
+### Features
+
+* deprecate isEqual in favor of equals ([#107](https://github.com/libp2p/js-peer-id/issues/107)) ([bbf0416](https://github.com/libp2p/js-peer-id/commit/bbf0416))
+
+
+
+<a name="0.13.4"></a>
+## [0.13.4](https://github.com/libp2p/js-peer-id/compare/v0.13.3...v0.13.4) (2019-11-04)
+
+
+### Bug Fixes
+
+* bang in bin.js ([#106](https://github.com/libp2p/js-peer-id/issues/106)) ([11d4ec1](https://github.com/libp2p/js-peer-id/commit/11d4ec1))
+
+
+### Features
+
+* support Peer ID represented as CID ([#105](https://github.com/libp2p/js-peer-id/issues/105)) ([544ca7d](https://github.com/libp2p/js-peer-id/commit/544ca7d))
+
+
+
+<a name="0.13.3"></a>
+## [0.13.3](https://github.com/libp2p/js-peer-id/compare/v0.13.2...v0.13.3) (2019-09-25)
+
+
+### Features
+
+* allow nested PeerIds to support pubKey function when using identity encoding ([#101](https://github.com/libp2p/js-peer-id/issues/101)) ([f39fb24](https://github.com/libp2p/js-peer-id/commit/f39fb24))
+
+
+
+<a name="0.13.2"></a>
+## [0.13.2](https://github.com/libp2p/js-peer-id/compare/v0.13.1...v0.13.2) (2019-07-12)
+
+
+### Features
+
+* add compact protobuf format ([#76](https://github.com/libp2p/js-peer-id/issues/76)) ([7686418](https://github.com/libp2p/js-peer-id/commit/7686418))
+
+
+
+<a name="0.13.1"></a>
+## [0.13.1](https://github.com/libp2p/js-peer-id/compare/v0.13.0...v0.13.1) (2019-07-11)
+
+
+### Features
+
+* **peerid:** support creating from secp256k1; harmonize algo with Go ([#95](https://github.com/libp2p/js-peer-id/issues/95)) ([17440a3](https://github.com/libp2p/js-peer-id/commit/17440a3))
+
+
+
+<a name="0.13.0"></a>
+# [0.13.0](https://github.com/libp2p/js-peer-id/compare/v0.12.2...v0.13.0) (2019-07-11)
+
+
+### Features
+
+* async await ([#87](https://github.com/libp2p/js-peer-id/issues/87)) ([c3463c7](https://github.com/libp2p/js-peer-id/commit/c3463c7))
+
+
+### BREAKING CHANGES
+
+* API refactored to use async/await
+
+
+
+<a name="0.12.2"></a>
+## [0.12.2](https://github.com/libp2p/js-peer-id/compare/v0.12.1...v0.12.2) (2019-01-09)
+
+
+### Bug Fixes
+
+* clean repo and bundle size reduction ([cd20993](https://github.com/libp2p/js-peer-id/commit/cd20993))
+
+
+
+<a name="0.12.1"></a>
+## [0.12.1](https://github.com/libp2p/js-peer-id/compare/v0.12.0...v0.12.1) (2019-01-03)
+
+
+
+<a name="0.12.0"></a>
+# [0.12.0](https://github.com/libp2p/js-peer-id/compare/v0.11.0...v0.12.0) (2018-10-18)
+
+
+### Bug Fixes
+
+* add peerIdWithIs to the API functions using the instance ([2e5e666](https://github.com/libp2p/js-peer-id/commit/2e5e666))
+
+
+### Features
+
+* add class-is module ([6513a02](https://github.com/libp2p/js-peer-id/commit/6513a02))
+
+
+
+<a name="0.11.0"></a>
+# [0.11.0](https://github.com/libp2p/js-peer-id/compare/v0.10.7...v0.11.0) (2018-07-02)
+
+
+### Features
+
+* change toPrint output to match go implementation ([e8ab1b9](https://github.com/libp2p/js-peer-id/commit/e8ab1b9))
+
+
+
+<a name="0.10.7"></a>
+## [0.10.7](https://github.com/libp2p/js-peer-id/compare/v0.10.6...v0.10.7) (2018-04-05)
+
+
+
+<a name="0.10.6"></a>
+## [0.10.6](https://github.com/libp2p/js-peer-id/compare/v0.10.5...v0.10.6) (2018-02-12)
+
+
+
+<a name="0.10.5"></a>
+## [0.10.5](https://github.com/libp2p/js-peer-id/compare/v0.10.4...v0.10.5) (2018-01-28)
+
+
+
+<a name="0.10.4"></a>
+## [0.10.4](https://github.com/libp2p/js-peer-id/compare/v0.10.3...v0.10.4) (2017-12-20)
+
+
+### Bug Fixes
+
+* update dependencies ([#73](https://github.com/libp2p/js-peer-id/issues/73)) ([8b9a134](https://github.com/libp2p/js-peer-id/commit/8b9a134))
+
+
+
+<a name="0.10.3"></a>
+## [0.10.3](https://github.com/libp2p/js-peer-id/compare/v0.10.2...v0.10.3) (2017-12-01)
+
+
+### Bug Fixes
+
+* catch error when unmarshaling instead of crashing ([#72](https://github.com/libp2p/js-peer-id/issues/72)) ([156911e](https://github.com/libp2p/js-peer-id/commit/156911e))
+
+
+
+<a name="0.10.2"></a>
+## [0.10.2](https://github.com/libp2p/js-peer-id/compare/v0.10.1...v0.10.2) (2017-10-12)
+
+
+### Bug Fixes
+
+* Always add public key to constructor if possible, Fix for undefined pubKey in remote peers ([#68](https://github.com/libp2p/js-peer-id/issues/68)) ([3abdcda](https://github.com/libp2p/js-peer-id/commit/3abdcda))
+
+
+
+<a name="0.10.1"></a>
+## [0.10.1](https://github.com/libp2p/js-peer-id/compare/v0.10.0...v0.10.1) (2017-09-07)
+
+
+### Features
+
+* **deps:** update aegir and libp2p-crypto ([#67](https://github.com/libp2p/js-peer-id/issues/67)) ([d7088d6](https://github.com/libp2p/js-peer-id/commit/d7088d6))
+
+
+
+<a name="0.10.0"></a>
+# [0.10.0](https://github.com/libp2p/js-peer-id/compare/v0.9.0...v0.10.0) (2017-09-03)
+
+
+### Features
+
+* p2p addrs situation ([#66](https://github.com/libp2p/js-peer-id/issues/66)) ([63428fa](https://github.com/libp2p/js-peer-id/commit/63428fa))
+
+
+
+<a name="0.9.0"></a>
+# [0.9.0](https://github.com/libp2p/js-peer-id/compare/v0.8.8...v0.9.0) (2017-07-22)
+
+
+### Features
+
+* use next libp2p-crypto ([#64](https://github.com/libp2p/js-peer-id/issues/64)) ([442df13](https://github.com/libp2p/js-peer-id/commit/442df13))
+
+
+
+<a name="0.8.8"></a>
+## [0.8.8](https://github.com/libp2p/js-peer-id/compare/v0.8.7...v0.8.8) (2017-07-21)
+
+
+
+<a name="0.8.7"></a>
+## [0.8.7](https://github.com/libp2p/js-peer-id/compare/v0.8.6...v0.8.7) (2017-04-03)
+
+
+### Features
+
+* set privKey pubKey ([ac27907](https://github.com/libp2p/js-peer-id/commit/ac27907))
+
+
+
+<a name="0.8.6"></a>
+## [0.8.6](https://github.com/libp2p/js-peer-id/compare/v0.8.5...v0.8.6) (2017-03-30)
+
+
+### Features
+
+* isEqual ([3f4f670](https://github.com/libp2p/js-peer-id/commit/3f4f670))
+
+
+
+<a name="0.8.5"></a>
+## [0.8.5](https://github.com/libp2p/js-peer-id/compare/v0.8.4...v0.8.5) (2017-03-27)
+
+
+### Bug Fixes
+
+* avoid using constructor.name ([a3fe1a2](https://github.com/libp2p/js-peer-id/commit/a3fe1a2))
+
+
+### Features
+
+* isPeerId ([0acc572](https://github.com/libp2p/js-peer-id/commit/0acc572))
+
+
+
+<a name="0.8.4"></a>
+## [0.8.4](https://github.com/libp2p/js-peer-id/compare/v0.8.2...v0.8.4) (2017-03-16)
+
+
+
+<a name="0.8.2"></a>
+## [0.8.2](https://github.com/libp2p/js-peer-id/compare/v0.8.1...v0.8.2) (2017-02-09)
+
+
+
+<a name="0.8.1"></a>
+## [0.8.1](https://github.com/libp2p/js-peer-id/compare/v0.8.0...v0.8.1) (2016-12-18)
+
+
+### Features
+
+* cache b58 id ([bebb0a7](https://github.com/libp2p/js-peer-id/commit/bebb0a7))
+* create b58 string on creation and throw on id mutation ([78d96d0](https://github.com/libp2p/js-peer-id/commit/78d96d0))
+
+
+
+<a name="0.8.0"></a>
+# [0.8.0](https://github.com/libp2p/js-peer-id/compare/v0.7.0...v0.8.0) (2016-11-03)
+
+
+* Async Crypto Endeavour (#33) ([31701e2](https://github.com/libp2p/js-peer-id/commit/31701e2))
+
+
+### BREAKING CHANGES
+
+* This changes the interface of .create, .createFromPrivKey,
+.createFromPubKey, .createFromJSON
+
+
+
+<a name="0.7.0"></a>
+# [0.7.0](https://github.com/libp2p/js-peer-id/compare/v0.6.7...v0.7.0) (2016-05-26)
+
+
+### Bug Fixes
+
+* code review and docs and go interop ([58f1933](https://github.com/libp2p/js-peer-id/commit/58f1933))
+* use new version of libp2p-crypto ([ab55046](https://github.com/libp2p/js-peer-id/commit/ab55046))
+
+
+
+<a name="0.6.7"></a>
+## [0.6.7](https://github.com/libp2p/js-peer-id/compare/v0.6.6...v0.6.7) (2016-05-23)
+
+
+
+<a name="0.6.6"></a>
+## [0.6.6](https://github.com/libp2p/js-peer-id/compare/v0.6.5...v0.6.6) (2016-04-12)
+
+
+
+<a name="0.6.5"></a>
+## [0.6.5](https://github.com/libp2p/js-peer-id/compare/v0.6.1...v0.6.5) (2016-04-12)
+
+
+
+<a name="0.6.1"></a>
+## [0.6.1](https://github.com/libp2p/js-peer-id/compare/v0.6.0...v0.6.1) (2016-03-15)
+
+
+
+<a name="0.6.0"></a>
+# [0.6.0](https://github.com/libp2p/js-peer-id/compare/v0.5.3...v0.6.0) (2016-03-10)
+
+
+
+<a name="0.5.3"></a>
+## [0.5.3](https://github.com/libp2p/js-peer-id/compare/v0.5.1...v0.5.3) (2016-03-05)
+
+
+
+<a name="0.5.1"></a>
+## [0.5.1](https://github.com/libp2p/js-peer-id/compare/v0.5.0...v0.5.1) (2016-03-03)
+
+
+
+<a name="0.5.0"></a>
+# [0.5.0](https://github.com/libp2p/js-peer-id/compare/v0.4.0...v0.5.0) (2016-02-14)
+
+
+
+<a name="0.4.0"></a>
+# [0.4.0](https://github.com/libp2p/js-peer-id/compare/v0.3.4...v0.4.0) (2015-11-05)
+
+
+
+<a name="0.3.4"></a>
+## [0.3.4](https://github.com/libp2p/js-peer-id/compare/v0.3.3...v0.3.4) (2015-10-28)
+
+
+
+<a name="0.3.3"></a>
+## [0.3.3](https://github.com/libp2p/js-peer-id/compare/v0.3.2...v0.3.3) (2015-09-15)
+
+
+
+<a name="0.3.2"></a>
+## [0.3.2](https://github.com/libp2p/js-peer-id/compare/v0.3.1...v0.3.2) (2015-09-14)
+
+
+
+<a name="0.3.1"></a>
+## [0.3.1](https://github.com/libp2p/js-peer-id/compare/v0.3.0...v0.3.1) (2015-08-25)
+
+
+
+<a name="0.3.0"></a>
+# [0.3.0](https://github.com/libp2p/js-peer-id/compare/v0.2.0...v0.3.0) (2015-07-19)
+
+
+
+<a name="0.2.0"></a>
+# [0.2.0](https://github.com/libp2p/js-peer-id/compare/v0.1.0...v0.2.0) (2015-07-17)
+
+
+
+<a name="0.1.0"></a>
+# 0.1.0 (2015-07-08)
+
+
+
--- a/README.md
+++ b/README.md
@ -1,42 +1,85 @@
 # peer-id

-[![](https://img.shields.io/badge/made%20by-Protocol%20Labs-blue.svg?style=flat-square)](http://ipn.io)
-[![](https://img.shields.io/badge/freenode-%23ipfs-blue.svg?style=flat-square)](http://webchat.freenode.net/?channels=%23ipfs)
-[![Build Status](https://travis-ci.org/diasdavid/js-peer-id.svg?style=flat-square)](https://travis-ci.org/diasdavid/js-peer-id)
-[![Coverage Status](https://coveralls.io/repos/github/diasdavid/js-peer-id/badge.svg?branch=master)](https://coveralls.io/github/diasdavid/js-peer-id?branch=master)
-[![Dependency Status](https://david-dm.org/diasdavid/js-peer-id.svg?style=flat-square)](https://david-dm.org/diasdavid/js-peer-id)
+[![](https://img.shields.io/badge/made%20by-Protocol%20Labs-blue.svg?style=flat-square)](http://protocol.ai)
+[![](https://img.shields.io/badge/project-libp2p-yellow.svg?style=flat-square)](http://libp2p.io/)
+[![](https://img.shields.io/badge/freenode-%23libp2p-yellow.svg?style=flat-square)](http://webchat.freenode.net/?channels=%23libp2p)
+[![Discourse posts](https://img.shields.io/discourse/https/discuss.libp2p.io/posts.svg)](https://discuss.libp2p.io)
+[![](https://img.shields.io/codecov/c/github/libp2p/js-peer-id.svg?style=flat-square)](https://codecov.io/gh/libp2p/js-peer-id)
+[![](https://img.shields.io/travis/libp2p/js-peer-id.svg?style=flat-square)](https://travis-ci.com/libp2p/js-peer-id)
+[![Dependency Status](https://david-dm.org/libp2p/js-peer-id.svg?style=flat-square)](https://david-dm.org/libp2p/js-peer-id)
 [![js-standard-style](https://img.shields.io/badge/code%20style-standard-brightgreen.svg?style=flat-square)](https://github.com/feross/standard)

 > [IPFS](https://github.com/ipfs/ipfs) Peer ID implementation in JavaScript.

+## Lead Maintainer
+
+[Vasco Santos](https://github.com/vasco-santos)
+
+## Table of Contents
+
+- [peer-id](#peer-id)
+  - [Lead Maintainer](#lead-maintainer)
+  - [Table of Contents](#table-of-contents)
+- [Description](#description)
+- [Example](#example)
+- [Installation](#installation)
+  - [npm](#npm)
+- [Setup](#setup)
+  - [Node.js](#nodejs)
+  - [Browser: Browserify, Webpack, other bundlers](#browser-browserify-webpack-other-bundlers)
+  - [Browser: `<script>` Tag](#browser-script-tag)
+- [CLI](#cli)
+- [API](#api)
+  - [Create](#create)
+    - [`new PeerId(id[, privKey, pubKey])`](#new-peeridid-privkey-pubkey)
+    - [`create([opts])`](#createopts)
+  - [Import](#import)
+    - [`createFromHexString(str)`](#createfromhexstringstr)
+    - [`createFromBytes(buf)`](#createfrombytesbuf)
+    - [`createFromCID(cid)`](#createfromcidcid)
+    - [`createFromB58String(str)`](#createfromb58stringstr)
+    - [`createFromPubKey(pubKey)`](#createfrompubkeypubkey)
+    - [`createFromPrivKey(privKey)`](#createfromprivkeyprivkey)
+    - [`createFromJSON(obj)`](#createfromjsonobj)
+    - [`createFromProtobuf(buf)`](#createfromprotobufbuf)
+  - [Export](#export)
+    - [`toHexString()`](#tohexstring)
+    - [`toBytes()`](#tobytes)
+    - [`toString()`](#tostring)
+    - [`toB58String()`](#tob58string)
+    - [`toJSON()`](#tojson)
+    - [`marshal(excludePrivateKey)`](#marshalexcludeprivatekey)
+    - [`marshalPubKey()`](#marshalpubkey)
+    - [`toPrint()`](#toprint)
+    - [`equals(id)`](#equalsid)
+    - [`isEqual(id)`](#isequalid)
+  - [Others](#others)
+    - [`isPeerId(id)`](#ispeeridid)
+- [License](#license)
+
 # Description

 Generate, import, and export PeerIDs, for use with [IPFS](https://github.com/ipfs/ipfs).

-*A Peer ID is the SHA-256 [multihash](https://github.com/jbenet/multihash) of a
-public key.*
+A Peer ID is the SHA-256 [multihash](https://github.com/multiformats/multihash) of a public key.

-*The public key is a base64 encoded string of a protobuf containing an RSA DER
-buffer. This uses a node buffer to pass the base64 encoded public key protobuf
-to the multihash for ID generation.*
+The public key is a base64 encoded string of a protobuf containing an RSA DER buffer. This uses a node buffer to pass the base64 encoded public key protobuf to the multihash for ID generation.

 # Example

-```js
-var PeerId = require('peer-id')
-var bs58 = require('bs58')
+```JavaScript
+const PeerId = require('peer-id')

-var id = PeerId.create({ bits: 32 })
-
-console.log('id        ', id.toB58String())
-console.log('priv key  ', bs58.encode(id.privKey.bytes))
-console.log('pub key   ', bs58.encode(id.pubKey.bytes))
+const id = await PeerId.create({ bits: 1024, keyType: 'RSA' })
+console.log(JSON.stringify(id.toJSON(), null, 2))
 ```

-```
-id         QmeeLFb92nkZJGj3gXLqXrEMzCMYs6uBgQLVNbrcXEvYXk
-priv key   6ibrcPAbevzvPpkq6EA6XmLyuhmUrJrEvUfgQDtEiSEPzGnGU8Ejwf6b11DVm6opnFGo
-pub key    2BeBZVKJ9RQs4i4LbGv4ReEeuBA5dck2Gje3wt67e44XuyyPq5jE
+```bash
+{
+  "id": "Qma9T5YraSnpRDZqRR4krcSJabThc8nwZuJV3LercPHufi",
+  "privKey": "CAAS4AQwggJcAgEAAoGBAMBgbIqyOL26oV3nGPBYrdpbv..",
+  "pubKey": "CAASogEwgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAMBgbIqyOL26oV3nGPBYrdpbvzCY..."
+}
 ```

 # Installation
@ -52,7 +95,7 @@ pub key    2BeBZVKJ9RQs4i4LbGv4ReEeuBA5dck2Gje3wt67e44XuyyPq5jE
 ## Node.js

 ```js
-var PeerId = require('peer-id')
+const PeerId = require('peer-id')
 ```

 ## Browser: Browserify, Webpack, other bundlers
@ -63,7 +106,7 @@ it and use with your favourite bundler without having to adjust asset management
 process.

 ```js
-var PeerId = require('peer-id')
+const PeerId = require('peer-id')
 ```

 ## Browser: `<script>` Tag
@ -72,9 +115,17 @@ Loading this module through a script tag will make the `PeerId` obj available in
 the global namespace.

 ```html
-<script src="https://npmcdn.com/peer-id/dist/index.min.js"></script>
+<script src="https://unpkg.com/peer-id/dist/index.min.js"></script>
 <!-- OR -->
-<script src="https://npmcdn.com/peer-id/dist/index.js"></script>
+<script src="https://unpkg.com/peer-id/dist/index.js"></script>
+```
+
+# CLI
+
+After installing `peer-id`, `npm install peer-id`, you can leverage the cli to generate keys exported as JSON. You can specify the type for the key and size, as detailed in [`create([opts])`](#createopts). The defaults are shown here.
+
+```sh
+> peer-id --type rsa --bits 2048
 ```

 # API
@ -87,17 +138,20 @@ const PeerId = require('peer-id')

 ### `new PeerId(id[, privKey, pubKey])`

- `id: Buffer` - The multihash of the publick key as `Buffer`
+- `id: Buffer` - The multihash of the public key as `Buffer`
 - `privKey: RsaPrivateKey` - The private key
 - `pubKey: RsaPublicKey` - The public key

-The key format is detailed in [libp2p-crypto](https://github.com/ipfs/js-libp2p-crypto).
+The key format is detailed in [libp2p-crypto](https://github.com/libp2p/js-libp2p-crypto).

 ### `create([opts])`

 Generates a new Peer ID, complete with public/private keypair.

- `opts: Object`: Default: `{bits: 2048}`
+- `opts.bits: number` - The size of the key. Default: `2048`
+- `opts.keyType: string` - The key type, one of: `['RSA', 'Ed25519', 'secp256k1']`. Default: `RSA`
+
+Returns `Promise<PeerId>`.

 ## Import

@ -105,27 +159,55 @@ Generates a new Peer ID, complete with public/private keypair.

 Creates a Peer ID from hex string representing the key's multihash.

+Returns `PeerId`.
+
 ### `createFromBytes(buf)`

 Creates a Peer ID from a buffer representing the key's multihash.

+Returns `PeerId`.
+
+### `createFromCID(cid)`
+
+- `cid: CID|String|Buffer` - The multihash encoded as [CID](https://github.com/ipld/js-cid) (object, `String` or `Buffer`)
+
+Creates a Peer ID from a CID representation of the key's multihash ([RFC 0001](https://github.com/libp2p/specs/blob/master/RFC/0001-text-peerid-cid.md)).
+
+Returns `PeerId`.
+
 ### `createFromB58String(str)`
+
 Creates a Peer ID from a Base58 string representing the key's multihash.

+Returns `PeerId`.
+
 ### `createFromPubKey(pubKey)`

+- `publicKey: Buffer`
+
 Creates a Peer ID from a buffer containing a public key.

+Returns `Promise<PeerId>`.
+
 ### `createFromPrivKey(privKey)`

+- `privKey: Buffer`
+
 Creates a Peer ID from a buffer containing a private key.

+Returns `Promise<PeerId>`.
+
 ### `createFromJSON(obj)`

 - `obj.id: String` - The multihash encoded in `base58`
- `obj.pubKey: String` - The public key in protobuf format, encoded in 'base64'
- `obj.privKey: String` - The private key in protobuf format, encoded in 'base 64'
+- `obj.pubKey: String` - The public key in protobuf format, encoded in `base64`
+- `obj.privKey: String` - The private key in protobuf format, encoded in `base64`

+Returns `Promise<PeerId>`.
+
+### `createFromProtobuf(buf)`
+
+`buf` is a protocol-buffers encoded PeerId (see `marshal()`)

 ## Export

@ -145,9 +227,18 @@ Returns the Peer ID's `id` as a buffer.
 <Buffer 12 20 d6 24 39 98 f2 fc 56 34 3a d7 ed 03 42 ab 78 86 a4 eb 18 d7 36 f1 b6 7d 44 b3 7f cc 81 e0 f3 9f>
 ```

+
+### `toString()`
+
+Returns the Peer ID's `id` as a self-describing CIDv1 in Base32 ([RFC 0001](https://github.com/libp2p/specs/blob/master/RFC/0001-text-peerid-cid.md))
+
+```
+bafzbeigweq4zr4x4ky2dvv7nanbkw6egutvrrvzw6g3h2rftp7gidyhtt4
+```
+
 ### `toB58String()`

-Returns the Peer ID's `id` as a base58 string.
+Returns the Peer ID's `id` as a base58 string (multihash/CIDv0).

 ```
 QmckZzdVd72h9QUFuJJpQqhsZqGLwjhh81qSvZ9BhB2FQi
@ -161,11 +252,48 @@ Returns an `obj` of the form
 - `obj.pubKey: String` - The public key in protobuf format, encoded in 'base64'
 - `obj.privKey: String` - The private key in protobuf format, encoded in 'base 64'

+### `marshal(excludePrivateKey)`
+
+Returns a protocol-buffers encoded version of the id, public key and, if `excludePrivateKey` is not set, the private key.
+
+### `marshalPubKey()`
+
+Returns a protobuf of just the public key, compatible with `libp2p-crypto` (unlike `marshal` above).
+
+For example:
+```js
+const crypto = require('libp2p-crypto')
+
+PeerId.create({ bits: 256, keyType: 'ed25519' }).then( pid => {
+  let pk = crypto.keys.unmarshalPublicKey(pid.marshalPubKey())
+  // your code here
+}
+```

 ### `toPrint()`

-Alias for `.toJSON()`.
+Returns the Peer ID as a printable string without the `Qm` prefix.

+Example: `<peer.ID xxxxxx>`
+
+### `equals(id)`
+
+Returns `true` if the given PeerId is equal to the current instance.
+
+- `id` can be a PeerId or a Buffer containing the id
+
+### `isEqual(id)`
+**Deprecation Notice**: Use [`equals`](#equalsid), `isEqual` will be removed in 0.14.0.
+
+- `id` can be a PeerId or a Buffer containing the id
+
+## Others
+
+### `isPeerId(id)`
+
+Returns `true` if the given id is an instance of PeerId
+
+- `id` should be an instance of PeerId

 # License

--- a/circle.yml
+++ b/circle.yml
@ -1,12 +0,0 @@
-machine:
-  node:
-    version: stable
-
-dependencies:
-  pre:
-    - google-chrome --version
-    - wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
-    - sudo sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'
-    - sudo apt-get update
-    - sudo apt-get --only-upgrade install google-chrome-stable
-    - google-chrome --version
--- a/package.json
+++ b/package.json
@ -1,56 +1,86 @@
 {
  "name": "peer-id",
-  "version": "0.7.0",
+  "version": "0.14.6",
  "description": "IPFS Peer Id implementation in Node.js",
-  "main": "lib/index.js",
+  "leadMaintainer": "Vasco Santos <santos.vasco10@gmail.com>",
+  "main": "src/index.js",
+  "types": "src/index.d.ts",
  "bin": "src/bin.js",
-  "jsnext:main": "src/index.js",
  "scripts": {
-    "lint": "aegir-lint",
-    "build": "aegir-build",
-    "test": "aegir-test",
-    "test:node": "aegir-test node",
-    "test:browser": "aegir-test browser",
-    "release": "aegir-release",
-    "release-minor": "aegir-release --type minor",
-    "release-major": "aegir-release --type major",
-    "coverage": "aegir-coverage",
-    "coverage-publish": "aegir-coverage publish"
+    "lint": "aegir lint",
+    "build": "aegir build --no-types",
+    "test": "aegir test",
+    "test:node": "aegir test -t node",
+    "test:browser": "aegir test -t browser -t webworker",
+    "test:types": "npx tsc",
+    "release": "aegir release --no-types",
+    "release-minor": "aegir release --type minor",
+    "release-major": "aegir release --type major",
+    "coverage": "aegir coverage",
+    "size": "aegir build -b"
  },
+  "files": [
+    "src",
+    "dist"
+  ],
  "keywords": [
    "IPFS"
  ],
-  "author": "David Dias <daviddias@ipfs.io>",
  "license": "MIT",
-  "pre-commit": [
-    "lint",
-    "test"
-  ],
  "engines": {
-    "node": "^4.3.0"
+    "node": ">=10.0.0",
+    "npm": ">=6.0.0"
  },
  "bugs": {
-    "url": "https://github.com/diasdavid/js-peer-id/issues"
+    "url": "https://github.com/libp2p/js-peer-id/issues"
  },
-  "homepage": "https://github.com/diasdavid/js-peer-id",
+  "homepage": "https://github.com/libp2p/js-peer-id",
  "devDependencies": {
-    "aegir": "^3.1.1",
-    "chai": "^3.5.0",
-    "pre-commit": "^1.1.3"
+    "@types/chai": "^4.2.14",
+    "@types/dirty-chai": "^2.0.2",
+    "@types/mocha": "^8.2.0",
+    "aegir": "^32.2.0"
  },
  "dependencies": {
-    "libp2p-crypto": "^0.5.0",
-    "multihashes": "^0.2.2"
+    "cids": "^1.1.6",
+    "class-is": "^1.1.0",
+    "libp2p-crypto": "fluencelabs/js-libp2p-crypto",
+    "minimist": "^1.2.5",
+    "multihashes": "^4.0.2",
+    "protons": "^2.0.0",
+    "uint8arrays": "^2.1.4"
  },
  "repository": {
    "type": "git",
-    "url": "https://github.com/diasdavid/js-peer-id.git"
+    "url": "https://github.com/libp2p/js-peer-id.git"
  },
  "contributors": [
    "David Dias <daviddias.p@gmail.com>",
-    "David Dias <mail@daviddias.me>",
-    "Stephen Whitmore <stephen.whitmore@gmail.com>",
+    "Vasco Santos <vasco.santos@moxy.studio>",
+    "nginnever <ginneversource@gmail.com>",
    "dignifiedquire <dignifiedquire@gmail.com>",
-    "nginnever <ginneversource@gmail.com>"
+    "Jacob Heun <jacobheun@gmail.com>",
+    "Pedro Teixeira <i@pgte.me>",
+    "Stephen Whitmore <stephen.whitmore@gmail.com>",
+    "Alex Potsides <alex@achingbrain.net>",
+    "Hugo Dias <hugomrdias@gmail.com>",
+    "Maciej Krüger <mkg20001@gmail.com>",
+    "Nate Foss <npfoss@gmail.com>",
+    "Robert Kiel <robert.kiel@validitylabs.org>",
+    "Adam Uhlíř <adam@uhlir.dev>",
+    "ᴠɪᴄᴛᴏʀ ʙᴊᴇʟᴋʜᴏʟᴍ <victorbjelkholm@gmail.com>",
+    "Arve Knudsen <arve.knudsen@gmail.com>",
+    "Carson Farmer <carson.farmer@gmail.com>",
+    "Christian Paul <info@jaller.de>",
+    "Henrique Dias <hacdias@gmail.com>",
+    "Marcin Rataj <lidel@lidel.org>",
+    "Michael Garvin <gar+gh@danger.computer>",
+    "Prashanth Chandra <coolshanth94@gmail.com>",
+    "Richard Littauer <richard.littauer@gmail.com>",
+    "Richard Schneider <makaretu@gmail.com>",
+    "Topper Bowers <topper@quorumcontrol.com>",
+    "Vojtech Simetka <vojtech@simetka.cz>",
+    "Yahya <ya7yaz@gmail.com>",
+    "a1300 <matthias-knopp@gmx.net>"
  ]
-}
+}
--- a/src/bin.js
+++ b/src/bin.js
@ -1,7 +1,16 @@
-#!/usr/local/bin/node
+#!/usr/bin/env node

 'use strict'

 const PeerId = require('./index.js')
+const argv = require('minimist')(process.argv.slice(2))

-console.log(JSON.stringify(PeerId.create().toJSON(), null, '  '))
+async function main () {
+  const id = await PeerId.create({
+    keyType: argv.type,
+    bits: argv.bits
+  })
+  console.log(JSON.stringify(id.toJSON(), null, 2)) // eslint-disable-line no-console
+}
+
+main()
--- a/src/index.d.ts
+++ b/src/index.d.ts
@ -0,0 +1,193 @@
+import { PrivateKey, PublicKey, KeyType } from "libp2p-crypto";
+import CID from 'cids'
+
+declare namespace PeerId {
+  /**
+   * Options for PeerId creation.
+   */
+  type CreateOptions = {
+    /**
+     * The number of bits to use.
+     */
+    bits?: number;
+    /**
+     * The type of key to use.
+     */
+    keyType?: KeyType;
+  };
+
+  /**
+   * PeerId JSON format.
+   */
+  type JSONPeerId = {
+    /**
+     * String representation of PeerId.
+     */
+    id: string;
+    /**
+     * Public key.
+     */
+    pubKey?: string;
+    /**
+     * Private key.
+     */
+    privKey?: string;
+  };
+
+  /**
+   * Checks if a value is an instance of PeerId.
+   * @param id The value to check.
+   */
+  function isPeerId(id: any): id is PeerId
+
+  /**
+   * Create a new PeerId.
+   * @param opts Options.
+   */
+  function create(opts?: PeerId.CreateOptions): Promise<PeerId>;
+
+  /**
+   * Create PeerId from hex string.
+   * @param str The input hex string.
+   */
+  function createFromHexString(str: string): PeerId;
+
+  /**
+   * Create PeerId from raw bytes.
+   * @param buf The raw bytes.
+   */
+  function createFromBytes(buf: Uint8Array): PeerId;
+
+  /**
+   * Create PeerId from base58-encoded string.
+   * @param str The base58-encoded string.
+   */
+  function createFromB58String(str: string): PeerId;
+
+  /**
+   * Create PeerId from CID.
+   * @param cid The CID.
+   */
+  function createFromCID(cid: CID | Uint8Array | string | object): PeerId;
+
+  /**
+   * Create PeerId from public key.
+   * @param key Public key, as Uint8Array or base64-encoded string.
+   */
+  function createFromPubKey(key: Uint8Array | string): Promise<PeerId>;
+
+  /**
+   * Create PeerId from private key.
+   * @param key Private key, as Uint8Array or base64-encoded string.
+   */
+  function createFromPrivKey(key: Uint8Array | string): Promise<PeerId>;
+
+  /**
+   * Create PeerId from PeerId JSON formatted object.
+   * @see {@link PeerId#toJSON}
+   * @param json PeerId in JSON format.
+   */
+  function createFromJSON(json: JSONPeerId): Promise<PeerId>;
+
+  /**
+   * Create PeerId from Protobuf bytes.
+   * @param buf Protobuf bytes, as Uint8Array or hex-encoded string.
+   */
+  function createFromProtobuf(buf: Uint8Array | string): Promise<PeerId>;
+}
+
+/**
+ * PeerId is an object representation of a peer identifier.
+ */
+declare class PeerId {
+  constructor(id: Uint8Array, privKey?: PrivateKey, pubKey?: PublicKey);
+
+  /**
+   * Raw id.
+   */
+  readonly id: Uint8Array;
+
+  /**
+   * Private key.
+   */
+  privKey: PrivateKey;
+
+  /**
+   * Public key.
+   */
+  pubKey: PublicKey;
+
+  /**
+   * Return the protobuf version of the public key, matching go ipfs formatting.
+   */
+  marshalPubKey(): Uint8Array;
+
+  /**
+   * Return the protobuf version of the private key, matching go ipfs formatting.
+   */
+  marshalPrivKey(): Uint8Array;
+
+  /**
+   * Return the protobuf version of the peer-id.
+   * @param excludePriv Whether to exclude the private key information from the output.
+   */
+  marshal(excludePriv?: boolean): Uint8Array;
+
+  /**
+   * String representation.
+   */
+  toPrint(): string;
+
+  /**
+   * Return the jsonified version of the key.
+   * Matches the formatting of go-ipfs for its config file.
+   * @see {@link PeerId.createFromJSON}
+   */
+  toJSON(): PeerId.JSONPeerId;
+
+  /**
+   * Encode to hex.
+   */
+  toHexString(): string;
+
+  /**
+   * Return raw id bytes.
+   */
+  toBytes(): Uint8Array;
+
+  /**
+   * Encode to base58 string.
+   */
+  toB58String(): string;
+
+  /**
+   * Return self-describing string representation.
+   * Uses default format from RFC 0001: https://github.com/libp2p/specs/pull/209
+   */
+  toString(): string;
+
+  /**
+   * Checks the equality of `this` peer against a given PeerId.
+   * @param id The other PeerId.
+   */
+  equals(id: PeerId | Uint8Array): boolean;
+
+  /**
+   * Checks the equality of `this` peer against a given PeerId.
+   * @deprecated Use {.equals}
+   * @param id The other PeerId.
+   */
+  isEqual(id: PeerId | Uint8Array): boolean;
+
+  /**
+   * Check if this PeerId instance is valid (privKey -> pubKey -> Id)
+   */
+  isValid(): boolean;
+
+  /**
+   * Check if the PeerId has an inline public key.
+   */
+  hasInlinePublicKey(): boolean;
+}
+
+export = PeerId;
--- a/src/index.js
+++ b/src/index.js
@ -5,66 +5,115 @@
 'use strict'

 const mh = require('multihashes')
-const crypto = require('libp2p-crypto')
-const assert = require('assert')
+const CID = require('cids')
+const cryptoKeys = require('libp2p-crypto/src/keys')
+const withIs = require('class-is')
+const { PeerIdProto } = require('./proto')
+const uint8ArrayEquals = require('uint8arrays/equals')
+const uint8ArrayFromString = require('uint8arrays/from-string')
+const uint8ArrayToString = require('uint8arrays/to-string')

 class PeerId {
  constructor (id, privKey, pubKey) {
-    assert(Buffer.isBuffer(id), 'invalid id provided')
-
-    if (pubKey) {
-      assert(id.equals(pubKey.hash()), 'inconsistent arguments')
+    if (!(id instanceof Uint8Array)) {
+      throw new Error('invalid id provided')
    }

-    if (privKey) {
-      assert(id.equals(privKey.public.hash()), 'inconsistent arguments')
+    if (privKey && pubKey && !uint8ArrayEquals(privKey.public.bytes, pubKey.bytes)) {
+      throw new Error('inconsistent arguments')
    }

-    if (privKey && pubKey) {
-      assert(privKey.public.bytes.equals(pubKey.bytes), 'inconsistent arguments')
-    }
-
-    this.id = id
-    this.privKey = privKey
+    this._id = id
+    this._idB58String = mh.toB58String(this.id)
+    this._privKey = privKey
    this._pubKey = pubKey
  }

+  get id () {
+    return this._id
+  }
+
+  set id (val) {
+    throw new Error('Id is immutable')
+  }
+
+  get privKey () {
+    return this._privKey
+  }
+
+  set privKey (privKey) {
+    this._privKey = privKey
+  }
+
  get pubKey () {
    if (this._pubKey) {
      return this._pubKey
    }

-    if (this.privKey) {
-      return this.privKey.public
+    if (this._privKey) {
+      return this._privKey.public
    }
+
+    try {
+      const decoded = mh.decode(this.id)
+
+      if (decoded.name === 'identity') {
+        this._pubKey = cryptoKeys.unmarshalPublicKey(decoded.digest)
+      }
+    } catch (_) {
+      // Ignore, there is no valid public key
+    }
+
+    return this._pubKey
  }

-  // Return the protobuf version of the public key,
-  // matching go ipfs formatting
+  set pubKey (pubKey) {
+    this._pubKey = pubKey
+  }
+
+  // Return the protobuf version of the public key, matching go ipfs formatting
  marshalPubKey () {
    if (this.pubKey) {
-      return crypto.marshalPublicKey(this.pubKey)
+      return cryptoKeys.marshalPublicKey(this.pubKey)
    }
  }

-  // Return the protobuf version of the private key,
-  // matching go ipfs formatting
+  // Return the protobuf version of the private key, matching go ipfs formatting
  marshalPrivKey () {
    if (this.privKey) {
-      return crypto.marshalPrivateKey(this.privKey)
+      return cryptoKeys.marshalPrivateKey(this.privKey)
    }
  }

-  // pretty print
+  // Return the protobuf version of the peer-id
+  marshal (excludePriv) {
+    return PeerIdProto.encode({
+      id: this.toBytes(),
+      pubKey: this.marshalPubKey(),
+      privKey: excludePriv ? null : this.marshalPrivKey()
+    })
+  }
+
  toPrint () {
-    return this.toJSON()
+    let pid = this.toB58String()
+    // All sha256 nodes start with Qm
+    // We can skip the Qm to make the peer.ID more useful
+    if (pid.startsWith('Qm')) {
+      pid = pid.slice(2)
+    }
+    let maxRunes = 6
+    if (pid.length < maxRunes) {
+      maxRunes = pid.length
+    }
+
+    return '<peer.ID ' + pid.substr(0, maxRunes) + '>'
  }

  // return the jsonified version of the key, matching the formatting
  // of go-ipfs for its config file
  toJSON () {
    return {
-      id: mh.toB58String(this.id),
+      id: this.toB58String(),
      privKey: toB64Opt(this.marshalPrivKey()),
      pubKey: toB64Opt(this.marshalPubKey())
    }
@ -80,73 +129,245 @@ class PeerId {
  }

  toB58String () {
-    return mh.toB58String(this.id)
+    return this._idB58String
+  }
+
+  // return self-describing String representation
+  // in default format from RFC 0001: https://github.com/libp2p/specs/pull/209
+  toString () {
+    if (!this._idCIDString) {
+      const cid = new CID(1, 'libp2p-key', this.id, 'base32')
+
+      Object.defineProperty(this, '_idCIDString', {
+        value: cid.toBaseEncodedString('base32'),
+        enumerable: false
+      })
+    }
+    return this._idCIDString
+  }
+
+  /**
+   * Checks the equality of `this` peer against a given PeerId.
+   *
+   * @param {Uint8Array|PeerId} id
+   * @returns {boolean}
+   */
+  equals (id) {
+    if (id instanceof Uint8Array) {
+      return uint8ArrayEquals(this.id, id)
+    } else if (id.id) {
+      return uint8ArrayEquals(this.id, id.id)
+    } else {
+      throw new Error('not valid Id')
+    }
+  }
+
+  /**
+   * Checks the equality of `this` peer against a given PeerId.
+   *
+   * @deprecated Use `.equals`
+   * @param {Uint8Array|PeerId} id
+   * @returns {boolean}
+   */
+  isEqual (id) {
+    return this.equals(id)
+  }
+
+  /*
+   * Check if this PeerId instance is valid (privKey -> pubKey -> Id)
+   */
+  isValid () {
+    // TODO: needs better checking
+    return Boolean(this.privKey &&
+      this.privKey.public &&
+      this.privKey.public.bytes &&
+      this.pubKey.bytes instanceof Uint8Array &&
+        uint8ArrayEquals(this.privKey.public.bytes, this.pubKey.bytes))
+  }
+
+  /**
+   * Check if the PeerId has an inline public key.
+   *
+   * @returns {boolean}
+   */
+  hasInlinePublicKey () {
+    try {
+      const decoded = mh.decode(this.id)
+      if (decoded.name === 'identity') {
+        return true
+      }
+    } catch (_) {
+      // Ignore, there is no valid public key
+    }
+
+    return false
  }
 }

-exports = module.exports = PeerId
-exports.Buffer = Buffer
+const PeerIdWithIs = withIs(PeerId, {
+  className: 'PeerId',
+  symbolName: '@libp2p/js-peer-id/PeerId'
+})
+
+exports = module.exports = PeerIdWithIs
+
+const computeDigest = (pubKey) => {
+  if (pubKey.bytes.length <= 42) {
+    return mh.encode(pubKey.bytes, 'identity')
+  } else {
+    return pubKey.hash()
+  }
+}
+
+const computePeerId = async (privKey, pubKey) => {
+  const digest = await computeDigest(pubKey)
+  return new PeerIdWithIs(digest, privKey, pubKey)
+}

 // generation
-exports.create = function (opts) {
+exports.create = async (opts) => {
  opts = opts || {}
  opts.bits = opts.bits || 2048
+  opts.keyType = opts.keyType || 'RSA'

-  const privKey = crypto.generateKeyPair('RSA', opts.bits)
-
-  return new PeerId(privKey.public.hash(), privKey)
+  const key = await cryptoKeys.generateKeyPair(opts.keyType, opts.bits)
+  return computePeerId(key, key.public)
 }

-exports.createFromHexString = function (str) {
-  return new PeerId(mh.fromHexString(str))
+exports.createFromHexString = (str) => {
+  return new PeerIdWithIs(mh.fromHexString(str))
 }

-exports.createFromBytes = function (buf) {
-  return new PeerId(buf)
+exports.createFromBytes = (buf) => {
+  return new PeerIdWithIs(buf)
 }

-exports.createFromB58String = function (str) {
-  return new PeerId(mh.fromB58String(str))
+exports.createFromB58String = (str) => {
+  return exports.createFromCID(str) // B58String is CIDv0
 }

-// Public Key input will be a buffer
-exports.createFromPubKey = function (key) {
+const validMulticodec = (cid) => {
+  // supported: 'libp2p-key' (CIDv1) and 'dag-pb' (CIDv0 converted to CIDv1)
+  return cid.codec === 'libp2p-key' || cid.codec === 'dag-pb'
+}
+
+exports.createFromCID = (cid) => {
+  cid = CID.isCID(cid) ? cid : new CID(cid)
+  if (!validMulticodec(cid)) throw new Error('Supplied PeerID CID has invalid multicodec: ' + cid.codec)
+  return new PeerIdWithIs(cid.multihash)
+}
+
+// Public Key input will be a Uint8Array
+exports.createFromPubKey = async (key) => {
  let buf = key
+
  if (typeof buf === 'string') {
-    buf = new Buffer(key, 'base64')
+    buf = uint8ArrayFromString(key, 'base64pad')
  }
-  const pubKey = crypto.unmarshalPublicKey(buf)
-  return new PeerId(pubKey.hash(), null, pubKey)
+
+  if (!(buf instanceof Uint8Array)) {
+    throw new Error('Supplied key is neither a base64 string nor a Uint8Array')
+  }
+
+  const pubKey = await cryptoKeys.unmarshalPublicKey(buf)
+  return computePeerId(null, pubKey)
 }

 // Private key input will be a string
-exports.createFromPrivKey = function (key) {
-  let buf = key
-  if (typeof buf === 'string') {
-    buf = new Buffer(key, 'base64')
+exports.createFromPrivKey = async (key) => {
+  if (typeof key === 'string') {
+    key = uint8ArrayFromString(key, 'base64pad')
  }

-  const privKey = crypto.unmarshalPrivateKey(buf)
-  return new PeerId(privKey.public.hash(), privKey)
+  if (!(key instanceof Uint8Array)) {
+    throw new Error('Supplied key is neither a base64 string nor a Uint8Array')
+  }
+
+  const privKey = await cryptoKeys.unmarshalPrivateKey(key)
+  return computePeerId(privKey, privKey.public)
 }

-exports.createFromJSON = function (obj) {
-  let priv
-  let pub
+exports.createFromJSON = async (obj) => {
+  const id = mh.fromB58String(obj.id)
+  const rawPrivKey = obj.privKey && uint8ArrayFromString(obj.privKey, 'base64pad')
+  const rawPubKey = obj.pubKey && uint8ArrayFromString(obj.pubKey, 'base64pad')
+  const pub = rawPubKey && await cryptoKeys.unmarshalPublicKey(rawPubKey)

-  if (obj.privKey) {
-    priv = crypto.unmarshalPrivateKey(new Buffer(obj.privKey, 'base64'))
+  if (!rawPrivKey) {
+    return new PeerIdWithIs(id, null, pub)
  }

-  if (obj.pubKey) {
-    pub = crypto.unmarshalPublicKey(new Buffer(obj.pubKey, 'base64'))
+  const privKey = await cryptoKeys.unmarshalPrivateKey(rawPrivKey)
+  const privDigest = await computeDigest(privKey.public)
+
+  let pubDigest
+
+  if (pub) {
+    pubDigest = await computeDigest(pub)
  }

-  return new PeerId(mh.fromB58String(obj.id), priv, pub)
+  if (pub && !uint8ArrayEquals(privDigest, pubDigest)) {
+    throw new Error('Public and private key do not match')
+  }
+
+  if (id && !uint8ArrayEquals(privDigest, id)) {
+    throw new Error('Id and private key do not match')
+  }
+
+  return new PeerIdWithIs(id, privKey, pub)
+}
+
+exports.createFromProtobuf = async (buf) => {
+  if (typeof buf === 'string') {
+    buf = uint8ArrayFromString(buf, 'base16')
+  }
+
+  let { id, privKey, pubKey } = PeerIdProto.decode(buf)
+
+  privKey = privKey ? await cryptoKeys.unmarshalPrivateKey(privKey) : false
+  pubKey = pubKey ? await cryptoKeys.unmarshalPublicKey(pubKey) : false
+
+  let pubDigest
+  let privDigest
+
+  if (privKey) {
+    privDigest = await computeDigest(privKey.public)
+  }
+
+  if (pubKey) {
+    pubDigest = await computeDigest(pubKey)
+  }
+
+  if (privKey) {
+    if (pubKey) {
+      if (!uint8ArrayEquals(privDigest, pubDigest)) {
+        throw new Error('Public and private key do not match')
+      }
+    }
+    return new PeerIdWithIs(privDigest, privKey, privKey.public)
+  }
+
+  // TODO: val id and pubDigest
+
+  if (pubKey) {
+    return new PeerIdWithIs(pubDigest, null, pubKey)
+  }
+
+  if (id) {
+    return new PeerIdWithIs(id)
+  }
+
+  throw new Error('Protobuf did not contain any usable key material')
+}
+
+exports.isPeerId = (peerId) => {
+  return Boolean(typeof peerId === 'object' &&
+    peerId._id &&
+    peerId._idB58String)
 }

 function toB64Opt (val) {
  if (val) {
-    return val.toString('base64')
+    return uint8ArrayToString(val, 'base64pad')
  }
 }
--- a/src/proto.js
+++ b/src/proto.js
@ -0,0 +1,12 @@
+'use strict'
+
+const protons = require('protons')
+module.exports = protons(`
+
+message PeerIdProto {
+  required bytes id = 1;
+  bytes pubKey = 2;
+  bytes privKey = 3;
+}
+
+`)
--- a/test/fixtures/sample-id.js
+++ b/test/fixtures/sample-id.js
@ -3,5 +3,6 @@
 module.exports = {
  id: '122019318b6e5e0cf93a2314bf01269a2cc23cd3dcd452d742cdb9379d8646f6e4a9',
  privKey: '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',
-  pubKey: 'CAASpgIwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC2SKo/HMFZeBml1AF3XijzrxrfQXdJzjePBZAbdxqKR1Mc6juRHXij6HXYPjlAk01BhF1S3Ll4Lwi0cAHhggf457sMg55UWyeGKeUv0ucgvCpBwlR5cQ020i0MgzjPWOLWq1rtvSbNcAi2ZEVn6+Q2EcHo3wUvWRtLeKz+DZSZfw2PEDC+DGPJPl7f8g7zl56YymmmzH9liZLNrzg/qidokUv5u1pdGrcpLuPNeTODk0cqKB+OUbuKj9GShYECCEjaybJDl9276oalL9ghBtSeEv20kugatTvYy590wFlJkkvyl+nPxIH0EEYMKK9XRWlu9XYnoSfboiwcv8M3SlsjAgMBAAE='
+  pubKey: 'CAASpgIwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC2SKo/HMFZeBml1AF3XijzrxrfQXdJzjePBZAbdxqKR1Mc6juRHXij6HXYPjlAk01BhF1S3Ll4Lwi0cAHhggf457sMg55UWyeGKeUv0ucgvCpBwlR5cQ020i0MgzjPWOLWq1rtvSbNcAi2ZEVn6+Q2EcHo3wUvWRtLeKz+DZSZfw2PEDC+DGPJPl7f8g7zl56YymmmzH9liZLNrzg/qidokUv5u1pdGrcpLuPNeTODk0cqKB+OUbuKj9GShYECCEjaybJDl9276oalL9ghBtSeEv20kugatTvYy590wFlJkkvyl+nPxIH0EEYMKK9XRWlu9XYnoSfboiwcv8M3SlsjAgMBAAE=',
+  marshaled: '0a22122019318b6e5e0cf93a2314bf01269a2cc23cd3dcd452d742cdb9379d8646f6e4a912ab02080012a60230820122300d06092a864886f70d01010105000382010f003082010a0282010100b648aa3f1cc1597819a5d401775e28f3af1adf417749ce378f05901b771a8a47531cea3b911d78a3e875d83e3940934d41845d52dcb9782f08b47001e18207f8e7bb0c839e545b278629e52fd2e720bc2a41c25479710d36d22d0c8338cf58e2d6ab5aedbd26cd7008b6644567ebe43611c1e8df052f591b4b78acfe0d94997f0d8f1030be0c63c93e5edff20ef3979e98ca69a6cc7f658992cdaf383faa2768914bf9bb5a5d1ab7292ee3cd79338393472a281f8e51bb8a8fd1928581020848dac9b24397ddbbea86a52fd82106d49e12fdb492e81ab53bd8cb9f74c05949924bf297e9cfc481f410460c28af5745696ef57627a127dba22c1cbfc3374a5b2302030100011aab09080012a609308204a20201000282010100b648aa3f1cc1597819a5d401775e28f3af1adf417749ce378f05901b771a8a47531cea3b911d78a3e875d83e3940934d41845d52dcb9782f08b47001e18207f8e7bb0c839e545b278629e52fd2e720bc2a41c25479710d36d22d0c8338cf58e2d6ab5aedbd26cd7008b6644567ebe43611c1e8df052f591b4b78acfe0d94997f0d8f1030be0c63c93e5edff20ef3979e98ca69a6cc7f658992cdaf383faa2768914bf9bb5a5d1ab7292ee3cd79338393472a281f8e51bb8a8fd1928581020848dac9b24397ddbbea86a52fd82106d49e12fdb492e81ab53bd8cb9f74c05949924bf297e9cfc481f410460c28af5745696ef57627a127dba22c1cbfc3374a5b2302030100010282010066d8eefdb70abca14fcf49a41e2689729c9ccbd4932a9868ae9093f37b2b055422e7d09d154e8c8fe68bff1b749023cc562809c3c3f7fd808427d27ead2f01b28584fb159412c26fb57a13eefccf1da02d337722d4765ddf4d8ccf5f86812f04a5dc7eec5e69f345c014b0d49c42f33b329fb6f58666659f49e0e7b25c1538d90bff5540cf02b2ec27ba864e12c5113b976344d8e9254873b30865357fbf19cd560a4a74b9020f58ac68ce0264ce5c36ca34a37fa88a2b010d5ba2fcc6a02c31de21886ad40a14ec72542c8ed4fb09613ec93be9196e105645113e2fb97ea693c447d6dd2c5c6cd6de42aca734efc87ec2e52bd394b53f52635e4ebca64dfe9102818100de2bc011d75dfbdccce26fabb3a631b380d44ccdd60db84c568f1cb1033cf9dcd011ef3acf1ef5ef7c8aa30d270b27835c44ed9375d85701f66838f547e64e0f24728b04f2ae5d9a56968a24080c84358efe3dde794bcafe6be32eb2b31a8183658dbe566d54e037c7207698a6f656db20596937a4996958cb40bdc9f13587eb02818100d20a1cc8b64a965f5d4236cb49f73272504db423b2eba720493601b582dbf3dd93144029f73f1c47b50ccdf67d4fd2649262cfa304a3eea12c982edd70c1ed74fe5a602f8ae4296537fe6d4ccadd2dbde27d59ca8787ab737006dbfdf5e95054ffa384960e299690f92e09bfbc8ffff6ca25e4d1afd3d9fdfacca32e66fba3a90281802e81ec10100c6d87d81fe28e87e9d767a3254dfa9cbf7c800672a8e7e92c9f8578ccf84e504343ea6120c8671d70395247436a943ecc0dd2ac593eeb21a4f55c381dfe3a07ef364af3ab49b9a731af8f62a29822f533478820df8acbffb021c276c4c83e615eae1d1f030db080eafa5d9e94f8f09bf53d57481d025dbeaf9d070281802edb0aa8cbe1bfc1ee7003013eb2e29215cfffcba6f2630a14caf37ea67ea2dc5f1f39612342f4f01a378d0adbd19ec1c8d63a33c7a93a66c22800ec6d6715adefc0018d1992e4992bf09a397357fc084c2a628987ca8038f458d362c8251042a5f4b873311d9df521615fd362214d9ca463e7b3cf619753cd4b316bfc954e610281806beec9501236f93a79f99999c60e1fbbd81c4b35d83006484ed0e09da5d212aa4d05d0fc5bcb6d8314e297644a62c88f5760fd42f303e226c4a11a6db213004f5979ebad9356733695b826d71eb664590a200431b71c65cd754e0c0160b28989728a7201a4fa68009652ce918b9966cc5a1dbcf91252e80417e8a1eb2b5a36bb'
 }
--- a/test/index.spec.js
+++ b/test/index.spec.js
@ -1,170 +0,0 @@
-/* eslint-env mocha */
-'use strict'
-
-const expect = require('chai').expect
-const crypto = require('libp2p-crypto')
-const mh = require('multihashes')
-
-const PeerId = require('../src')
-
-const testId = require('./fixtures/sample-id')
-const testIdHex = testId.id
-const testIdBytes = mh.fromHexString(testId.id)
-const testIdB58String = mh.toB58String(testIdBytes)
-
-const goId = require('./fixtures/go-private-key')
-
-describe('PeerId', () => {
-  it('create an id without \'new\'', () => {
-    expect(PeerId).to.throw(Error)
-  })
-
-  it('create a new id', () => {
-    const id = PeerId.create()
-    expect(id.toB58String().length).to.equal(46)
-  })
-
-  it('recreate an Id from Hex string', () => {
-    const id = PeerId.createFromHexString(testIdHex)
-    expect(testIdBytes).to.deep.equal(id.id)
-  })
-
-  it('Recreate an Id from a Buffer', () => {
-    const id = PeerId.createFromBytes(testIdBytes)
-    expect(testId.id).to.equal(id.toHexString())
-  })
-
-  it('Recreate a B58 String', () => {
-    const id = PeerId.createFromB58String(testIdB58String)
-    expect(testIdB58String).to.equal(id.toB58String())
-  })
-
-  it('Recreate from a Public Key', () => {
-    const id = PeerId.createFromPubKey(testId.pubKey)
-    expect(testIdB58String).to.equal(id.toB58String())
-  })
-
-  it('Recreate from a Private Key', () => {
-    const id = PeerId.createFromPrivKey(testId.privKey)
-    expect(testIdB58String).to.equal(id.toB58String())
-
-    const id2 = PeerId.createFromPrivKey(new Buffer(testId.privKey, 'base64'))
-    expect(testIdB58String).to.equal(id2.toB58String())
-  })
-
-  it('Compare generated ID with one created from PubKey', () => {
-    const id1 = PeerId.create()
-    const id2 = PeerId.createFromPubKey(id1.marshalPubKey())
-    expect(id1.id).to.be.eql(id2.id)
-  })
-
-  it('Non-default # of bits', () => {
-    const shortId = PeerId.create({ bits: 128 })
-    const longId = PeerId.create({ bits: 256 })
-    expect(shortId.privKey.bytes.length).is.below(longId.privKey.bytes.length)
-  })
-
-  it('Pretty printing', () => {
-    const id = PeerId.createFromPrivKey(testId.privKey)
-    const out = id.toPrint()
-
-    expect(out.id).to.equal(testIdB58String)
-    expect(out.privKey).to.equal(testId.privKey)
-    expect(out.pubKey).to.equal(testId.pubKey)
-  })
-
-  it('toBytes', () => {
-    const id = PeerId.createFromHexString(testIdHex)
-    expect(id.toBytes().toString('hex')).to.equal(testIdBytes.toString('hex'))
-  })
-
-  describe('toJSON', () => {
-    it('full node', () => {
-      const id = PeerId.create({bits: 64})
-      expect(
-        id.toB58String()
-      ).to.equal(
-        PeerId.createFromJSON(id.toJSON()).toB58String()
-      )
-      expect(
-        id.privKey.bytes
-      ).to.deep.equal(
-        PeerId.createFromJSON(id.toJSON()).privKey.bytes
-      )
-      expect(
-        id.pubKey.bytes
-      ).to.deep.equal(
-        PeerId.createFromJSON(id.toJSON()).pubKey.bytes
-      )
-    })
-
-    it('only id', () => {
-      const key = crypto.generateKeyPair('RSA', 64)
-      const id = PeerId.createFromBytes(key.public.hash())
-      expect(
-        id.toB58String()
-      ).to.equal(
-        PeerId.createFromJSON(id.toJSON()).toB58String()
-      )
-
-      expect(id.privKey).to.not.exist
-      expect(id.pubKey).to.not.exist
-    })
-
-    it('go interop', () => {
-      const id = PeerId.createFromJSON(goId)
-
-      expect(
-        mh.toB58String(id.privKey.public.hash())
-      ).to.be.eql(
-        goId.id
-      )
-    })
-  })
-
-  describe('throws on inconsistent data', () => {
-    const k1 = crypto.generateKeyPair('RSA', 64)
-    const k2 = crypto.generateKeyPair('RSA', 64)
-    const k3 = crypto.generateKeyPair('RSA', 64)
-
-    it('missmatch id - private key', () => {
-      expect(
-        () => new PeerId(k1.public.hash(), k2)
-      ).to.throw(
-        /inconsistent arguments/
-      )
-    })
-
-    it('missmatch id - public key', () => {
-      expect(
-        () => new PeerId(k1.public.hash(), null, k2.public)
-      ).to.throw(
-        /inconsistent arguments/
-      )
-    })
-
-    it('missmatch private - public key', () => {
-      expect(
-        () => new PeerId(k1.public.hash(), k1, k2.public)
-      ).to.throw(
-        /inconsistent arguments/
-      )
-    })
-
-    it('missmatch id - private - public key', () => {
-      expect(
-        () => new PeerId(k1.public.hash(), k1, k3.public)
-      ).to.throw(
-        /inconsistent arguments/
-      )
-    })
-
-    it('invalid id', () => {
-      expect(
-        () => new PeerId(k1.public.hash().toString())
-      ).to.throw(
-        /invalid id/
-      )
-    })
-  })
-})
--- a/test/peer-id.spec.js
+++ b/test/peer-id.spec.js
@ -0,0 +1,381 @@
+/* eslint max-nested-callbacks: ["error", 8] */
+/* eslint-env mocha */
+'use strict'
+
+const { expect } = require('aegir/utils/chai')
+const crypto = require('libp2p-crypto')
+const mh = require('multihashes')
+const CID = require('cids')
+const uint8ArrayFromString = require('uint8arrays/from-string')
+const uint8ArrayToString = require('uint8arrays/to-string')
+
+const PeerId = require('../src')
+
+const util = require('util')
+
+const testId = require('./fixtures/sample-id')
+const testIdHex = testId.id
+const testIdBytes = mh.fromHexString(testId.id)
+const testIdB58String = mh.toB58String(testIdBytes)
+const testIdCID = new CID(1, 'libp2p-key', testIdBytes)
+const testIdCIDString = testIdCID.toBaseEncodedString('base32')
+
+const goId = require('./fixtures/go-private-key')
+
+// Test options for making PeerId.create faster
+// INSECURE, only use when testing
+const testOpts = {
+  bits: 512
+}
+
+describe('PeerId', () => {
+  it('create an id without \'new\'', () => {
+    expect(PeerId).to.throw(Error)
+  })
+
+  it('create a new id', async () => {
+    const id = await PeerId.create(testOpts)
+    expect(id.toB58String().length).to.equal(46)
+  })
+
+  it('can be created for a Secp256k1 key', async () => {
+    const id = await PeerId.create({ keyType: 'secp256k1', bits: 256 })
+    const expB58 = mh.toB58String(mh.encode(id.pubKey.bytes, 'identity'))
+    expect(id.toB58String()).to.equal(expB58)
+  })
+
+  it('can get the public key from a Secp256k1 key', async () => {
+    const original = await PeerId.create({ keyType: 'secp256k1', bits: 256 })
+    const newId = PeerId.createFromB58String(original.toB58String())
+    expect(original.pubKey.bytes).to.eql(newId.pubKey.bytes)
+  })
+
+  it('isPeerId', async () => {
+    const id = await PeerId.create(testOpts)
+    expect(PeerId.isPeerId(id)).to.equal(true)
+    expect(PeerId.isPeerId('aaa')).to.equal(false)
+    expect(PeerId.isPeerId(uint8ArrayFromString('batatas'))).to.equal(false)
+  })
+
+  it('throws on changing the id', async () => {
+    const id = await PeerId.create(testOpts)
+    expect(id.toB58String().length).to.equal(46)
+    expect(() => {
+      // @ts-ignore
+      id.id = uint8ArrayFromString('hello')
+    }).to.throw(/immutable/)
+  })
+
+  it('recreate from Hex string', () => {
+    const id = PeerId.createFromHexString(testIdHex)
+    expect(testIdBytes).to.deep.equal(id.toBytes())
+  })
+
+  it('recreate from a Uint8Array', () => {
+    const id = PeerId.createFromBytes(testIdBytes)
+    expect(testId.id).to.equal(id.toHexString())
+    expect(testIdBytes).to.deep.equal(id.toBytes())
+  })
+
+  it('recreate from a B58 String', () => {
+    const id = PeerId.createFromB58String(testIdB58String)
+    expect(testIdB58String).to.equal(id.toB58String())
+    expect(testIdBytes).to.deep.equal(id.toBytes())
+  })
+
+  it('recreate from CID object', () => {
+    const id = PeerId.createFromCID(testIdCID)
+    expect(testIdCIDString).to.equal(id.toString())
+    expect(testIdBytes).to.deep.equal(id.toBytes())
+  })
+
+  it('recreate from Base58 String (CIDv0))', () => {
+    const id = PeerId.createFromCID(testIdB58String)
+    expect(testIdCIDString).to.equal(id.toString())
+    expect(testIdBytes).to.deep.equal(id.toBytes())
+  })
+
+  it('recreate from CIDv1 Base32 (libp2p-key multicodec)', () => {
+    const cid = new CID(1, 'libp2p-key', testIdBytes)
+    const cidString = cid.toBaseEncodedString('base32')
+    const id = PeerId.createFromCID(cidString)
+    expect(cidString).to.equal(id.toString())
+    expect(testIdBytes).to.deep.equal(id.toBytes())
+  })
+
+  it('recreate from CIDv1 Base32 (dag-pb multicodec)', () => {
+    const cid = new CID(1, 'dag-pb', testIdBytes)
+    const cidString = cid.toBaseEncodedString('base32')
+    const id = PeerId.createFromCID(cidString)
+    // toString should return CID with multicodec set to libp2p-key
+    expect(new CID(id.toString()).codec).to.equal('libp2p-key')
+    expect(testIdBytes).to.deep.equal(id.toBytes())
+  })
+
+  it('recreate from CID Uint8Array', () => {
+    const id = PeerId.createFromCID(testIdCID.bytes)
+    expect(testIdCIDString).to.equal(id.toString())
+    expect(testIdBytes).to.deep.equal(id.toBytes())
+  })
+
+  it('throws on invalid CID multicodec', () => {
+    // only libp2p and dag-pb are supported
+    const invalidCID = new CID(1, 'raw', testIdBytes).toBaseEncodedString('base32')
+    expect(() => {
+      PeerId.createFromCID(invalidCID)
+    }).to.throw(/Supplied PeerID CID has invalid multicodec: raw/)
+  })
+
+  it('throws on invalid CID value', () => {
+    // using function code that does not represent valid hash function
+    // https://github.com/multiformats/js-multihash/blob/b85999d5768bf06f1b0f16b926ef2cb6d9c14265/src/constants.js#L345
+    const invalidCID = 'QmaozNR7DZHQK1ZcU9p7QdrshMvXqWK6gpu5rmrkPdT3L'
+    expect(() => {
+      PeerId.createFromCID(invalidCID)
+    }).to.throw(/multihash unknown function code: 0x50/)
+  })
+
+  it('throws on invalid CID object', () => {
+    const invalidCID = {}
+    expect(() => {
+      PeerId.createFromCID(invalidCID)
+    }).to.throw(/Invalid version, must be a number equal to 1 or 0/)
+  })
+
+  it('throws on invalid CID object', () => {
+    const invalidCID = {}
+    expect(() => {
+      PeerId.createFromCID(invalidCID)
+    }).to.throw(/Invalid version, must be a number equal to 1 or 0/)
+  })
+
+  it('recreate from a Public Key', async () => {
+    const id = await PeerId.createFromPubKey(testId.pubKey)
+    expect(testIdB58String).to.equal(id.toB58String())
+    expect(testIdBytes).to.deep.equal(id.toBytes())
+  })
+
+  it('recreate from a Private Key', async () => {
+    const id = await PeerId.createFromPrivKey(testId.privKey)
+    expect(testIdB58String).to.equal(id.toB58String())
+    const encoded = uint8ArrayFromString(testId.privKey, 'base64pad')
+    const id2 = await PeerId.createFromPrivKey(encoded)
+    expect(testIdB58String).to.equal(id2.toB58String())
+    expect(id.marshalPubKey()).to.deep.equal(id2.marshalPubKey())
+  })
+
+  it('recreate from Protobuf', async () => {
+    const id = await PeerId.createFromProtobuf(testId.marshaled)
+    expect(testIdB58String).to.equal(id.toB58String())
+    const encoded = uint8ArrayFromString(testId.privKey, 'base64pad')
+    const id2 = await PeerId.createFromPrivKey(encoded)
+    expect(testIdB58String).to.equal(id2.toB58String())
+    expect(id.marshalPubKey()).to.deep.equal(id2.marshalPubKey())
+    expect(uint8ArrayToString(id.marshal(), 'base16')).to.deep.equal(testId.marshaled)
+  })
+
+  it('can be created from a Secp256k1 public key', async () => {
+    const privKey = await crypto.keys.generateKeyPair('secp256k1', 256)
+    const id = await PeerId.createFromPubKey(privKey.public.bytes)
+    const expB58 = mh.toB58String(mh.encode(id.pubKey.bytes, 'identity'))
+    expect(id.toB58String()).to.equal(expB58)
+  })
+
+  it('can be created from a Secp256k1 private key', async () => {
+    const privKey = await crypto.keys.generateKeyPair('secp256k1', 256)
+    const id = await PeerId.createFromPrivKey(privKey.bytes)
+    const expB58 = mh.toB58String(mh.encode(id.pubKey.bytes, 'identity'))
+    expect(id.toB58String()).to.equal(expB58)
+  })
+
+  it('Compare generated ID with one created from PubKey', async () => {
+    const id1 = await PeerId.create(testOpts)
+    const id2 = await PeerId.createFromPubKey(id1.marshalPubKey())
+    expect(id1.id).to.be.eql(id2.id)
+  })
+
+  it('Works with default options', async function () {
+    this.timeout(10000)
+    const id = await PeerId.create()
+    expect(id.toB58String().length).to.equal(46)
+  })
+
+  it('Non-default # of bits', async function () {
+    this.timeout(1000 * 60)
+    const shortId = await PeerId.create(testOpts)
+    const longId = await PeerId.create({ bits: 1024 })
+    expect(shortId.privKey.bytes.length).is.below(longId.privKey.bytes.length)
+  })
+
+  it('Pretty printing', async () => {
+    const id1 = await PeerId.create(testOpts)
+    const id2 = await PeerId.createFromPrivKey((id1.toJSON()).privKey)
+    expect(id1.toPrint()).to.be.eql(id2.toPrint())
+    expect(id1.toPrint()).to.equal('<peer.ID ' + id1.toB58String().substr(2, 6) + '>')
+  })
+
+  it('toBytes', () => {
+    const id = PeerId.createFromHexString(testIdHex)
+    expect(uint8ArrayToString(id.toBytes(), 'base16')).to.equal(uint8ArrayToString(testIdBytes, 'base16'))
+  })
+
+  it('isEqual', async () => {
+    const ids = await Promise.all([
+      PeerId.create(testOpts),
+      PeerId.create(testOpts)
+    ])
+
+    expect(ids[0].isEqual(ids[0])).to.equal(true)
+    expect(ids[0].isEqual(ids[1])).to.equal(false)
+    expect(ids[0].isEqual(ids[0].id)).to.equal(true)
+    expect(ids[0].isEqual(ids[1].id)).to.equal(false)
+  })
+
+  it('equals', async () => {
+    const ids = await Promise.all([
+      PeerId.create(testOpts),
+      PeerId.create(testOpts)
+    ])
+
+    expect(ids[0].equals(ids[0])).to.equal(true)
+    expect(ids[0].equals(ids[1])).to.equal(false)
+    expect(ids[0].equals(ids[0].id)).to.equal(true)
+    expect(ids[0].equals(ids[1].id)).to.equal(false)
+  })
+
+  describe('hasInlinePublicKey', () => {
+    it('returns true if uses a key type with inline public key', async () => {
+      const peerId = await PeerId.create({ keyType: 'secp256k1' })
+      expect(peerId.hasInlinePublicKey()).to.equal(true)
+    })
+
+    it('returns false if uses a key type with no inline public key', async () => {
+      const peerId = await PeerId.create({ keyType: 'RSA' })
+      expect(peerId.hasInlinePublicKey()).to.equal(false)
+    })
+  })
+
+  describe('fromJSON', () => {
+    it('full node', async () => {
+      const id = await PeerId.create(testOpts)
+      const other = await PeerId.createFromJSON(id.toJSON())
+      expect(id.toB58String()).to.equal(other.toB58String())
+      expect(id.privKey.bytes).to.eql(other.privKey.bytes)
+      expect(id.pubKey.bytes).to.eql(other.pubKey.bytes)
+    })
+
+    it('only id', async () => {
+      const key = await crypto.keys.generateKeyPair('RSA', 1024)
+      const digest = await key.public.hash()
+      const id = PeerId.createFromBytes(digest)
+      expect(id.privKey).to.not.exist()
+      expect(id.pubKey).to.not.exist()
+      const other = await PeerId.createFromJSON(id.toJSON())
+      expect(id.toB58String()).to.equal(other.toB58String())
+    })
+
+    it('go interop', async () => {
+      const id = await PeerId.createFromJSON(goId)
+      const digest = await id.privKey.public.hash()
+      expect(mh.toB58String(digest)).to.eql(goId.id)
+    })
+  })
+
+  it('set privKey (valid)', async () => {
+    const peerId = await PeerId.create(testOpts)
+    // @ts-ignore
+    peerId.privKey = peerId._privKey
+    expect(peerId.isValid()).to.equal(true)
+  })
+
+  it('set pubKey (valid)', async () => {
+    const peerId = await PeerId.create(testOpts)
+    // @ts-ignore
+    peerId.pubKey = peerId._pubKey
+    expect(peerId.isValid()).to.equal(true)
+  })
+
+  it('set privKey (invalid)', async () => {
+    const peerId = await PeerId.create(testOpts)
+    // @ts-ignore
+    peerId.privKey = uint8ArrayFromString('bufff')
+    expect(peerId.isValid()).to.equal(false)
+  })
+
+  it('set pubKey (invalid)', async () => {
+    const peerId = await PeerId.create(testOpts)
+    // @ts-ignore
+    peerId.pubKey = uint8ArrayFromString('bufff')
+    expect(peerId.isValid()).to.equal(false)
+  })
+
+  it('keys are equal after one is stringified', async () => {
+    const peerId = await PeerId.create(testOpts)
+    const peerId1 = PeerId.createFromB58String(peerId.toB58String())
+    const peerId2 = PeerId.createFromB58String(peerId.toB58String())
+
+    expect(peerId1).to.deep.equal(peerId2)
+
+    peerId1.toString()
+
+    expect(peerId1).to.deep.equal(peerId2)
+  })
+
+  describe('returns error via cb instead of crashing', () => {
+    const garbage = [
+      uint8ArrayFromString('00010203040506070809', 'base16'),
+      {}, null, false, undefined, true, 1, 0,
+      uint8ArrayFromString(''), 'aGVsbG93b3JsZA==', 'helloworld', ''
+    ]
+
+    const fncs = ['createFromPubKey', 'createFromPrivKey', 'createFromJSON', 'createFromProtobuf']
+
+    for (const gb of garbage) {
+      for (const fn of fncs) {
+        it(`${fn} (${util.inspect(gb)})`, async () => {
+          try {
+            await PeerId[fn](gb)
+          } catch (err) {
+            expect(err).to.exist()
+          }
+        })
+      }
+    }
+  })
+
+  describe('throws on inconsistent data', () => {
+    let k1
+    let k2
+    let k3
+
+    before(async () => {
+      const keys = await Promise.all([
+        crypto.keys.generateKeyPair('RSA', 512),
+        crypto.keys.generateKeyPair('RSA', 512),
+        crypto.keys.generateKeyPair('RSA', 512)
+      ])
+
+      k1 = keys[0]
+      k2 = keys[1]
+      k3 = keys[2]
+    })
+
+    it('missmatch private - public key', async () => {
+      const digest = await k1.public.hash()
+      expect(() => {
+        new PeerId(digest, k1, k2.public) // eslint-disable-line no-new
+      }).to.throw(/inconsistent arguments/)
+    })
+
+    it('missmatch id - private - public key', async () => {
+      const digest = await k1.public.hash()
+      expect(() => {
+        new PeerId(digest, k1, k3.public) // eslint-disable-line no-new
+      }).to.throw(/inconsistent arguments/)
+    })
+
+    it('invalid id', () => {
+      expect(() => new PeerId('hello world')).to.throw(/invalid id/)
+    })
+  })
+})
--- a/tsconfig.json
+++ b/tsconfig.json
@ -0,0 +1,37 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "target": "ES5",
+        "noImplicitAny": false,
+        "noImplicitThis": true,
+        "strictFunctionTypes": true,
+        "strictNullChecks": true,
+        "esModuleInterop": true,
+        "resolveJsonModule": true,
+        "allowJs": true,
+        "checkJs": true,
+        "baseUrl": ".",
+        "paths": {
+            "peer-id": [
+                "./src",
+                "../src",
+            ]
+        },
+        "types": [
+            "node",
+            "mocha",
+            "chai"
+        ],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "./src/index.d.ts",
+    ],
+    "include": [
+        "./test/**/*.spec.js"
+    ]
+}