Drop lerna

.github/workflows/publish-dev.yml

@@ -49,54 +49,12 @@ jobs:
           echo "::set-output name=version::$VERSION"
           echo PACKAGE_VERSION $PACKAGE_VERSION GITHUB_SHA $GITHUB_SHA VERSION $VERSION
 
-      - name: Change and commit version
-        # Write version before publishing so it's picked up by `lerna publish from-package`.
-        # It must also be committed to ensure a clean git tree, otherwise `lerna publish` errors.
-        # This "temp" commit doesn't change the actually release commit which is captured above.
-        # git-data is also correct, since it's generated at build time, before `lerna version` run.
-        run: |
-          node_modules/.bin/lerna version ${{ steps.version.outputs.version }} \
-          --force-publish \
-          --exact \
-          --yes \
-          --no-git-tag-version
-
-          git config user.name 'temp'
-          git config user.email '[email protected]'
-          git commit -am "${{ steps.version.outputs.version }}"
+      - name: Set dev version
+        # Set all mono-repo packages to the same new version. Update their dependency versions too
+        run: node scripts/release/set_version.mjs ${{ steps.version.outputs.version }} exact
 
       - name: Publish to npm registry
-        # Note: before https://github.com/ChainSafe/lodestar/commit/28e2c74cf0f1bede8b09c8c9fec26f54b367e3fd
-        # We used `lerna publish --canary` option. However, since we now publish must version on branches,
-        # i.e. v0.35.x branch, lerna fails to detect the latest version and publishes canary versions as
-        # `0.34.0-dev.173+28e2c74cf0` instead of `0.36.0-dev.4+28e2c74cf0`, which creates confusion.
-        #
-        # --no-git-reset:
-        #   Do not delete code version artifacts so the next step can pick the version
-        #
-        # --dist-tag next:
-        #   Make this dev version installable with `@next`
-        #
-        # --preid dev:
-        #   Tag version with `dev` instead of `alpha`
-        #
-        # --force-publish:
-        #   lerna doesn't want to publish anything otherwise - "lerna success No changed packages
-        #   to publish"
-        # --exact
-        #   lerna will link the dependencies of monorepo packages without ^ operator as npm
-        #   is apparently bad at resolving ^ dependencies of the canary versions. For e.g
-        #   @chainsafe/lodestar@^0.34.0-dev.4 resolves to => 0.34.0
-        #
-        # NOTE: Using --preid dev.$(git rev-parse --short=7 HEAD) results in `0.24.3-dev.3ddb91d.0+3ddb91d`
-        run: |
-          node_modules/.bin/lerna publish from-package \
-          --yes \
-          --no-verify-access \
-          --dist-tag next \
-          --no-git-reset \
-          --force-publish \
-          --exact
+        run: node scripts/release/publish.mjs next
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
     outputs:

.github/workflows/publish-rc.yml

@@ -88,29 +88,12 @@ jobs:
           release_name: Release ${{ needs.tag.outputs.tag }}
           prerelease: true
 
-      - name: Change and commit version
-        # Write version before publishing so it's picked up by `lerna publish from-package`.
-        # It must also be committed to ensure a clean git tree, otherwise `lerna publish` errors.
-        # This "temp" commit doesn't change the actually release commit which is captured above.
-        # git-data is also correct, since it's generated at build time, before `lerna version` run.
-        run: |
-          node_modules/.bin/lerna version ${{ needs.tag.outputs.version }} \
-          --force-publish \
-          --exact \
-          --yes \
-          --no-git-tag-version
-
-          git config user.name 'temp'
-          git config user.email '[email protected]'
-          git commit -am "${{ needs.tag.outputs.version }}"
-
-      # From https://github.com/lerna/lerna/issues/2404
-      - run: echo //registry.npmjs.org/:_authToken=${NPM_TOKEN} > .npmrc
-        env:
-          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+      - name: Set rc version
+        # Set all mono-repo packages to the same new version. Update their dependency versions too
+        run: node scripts/release/set_version.mjs ${{ steps.version.outputs.version }} exact
 
       - name: Publish to npm registry
-        run: yarn run release:publish --dist-tag rc
+        run: node scripts/release/publish.mjs rc
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 

.github/workflows/publish-stable.yml

@@ -94,13 +94,9 @@ jobs:
           release_name: Release ${{ needs.tag.outputs.tag }}
           prerelease: false
 
-      # From https://github.com/lerna/lerna/issues/2404
-      - run: echo //registry.npmjs.org/:_authToken=${NPM_TOKEN} > .npmrc
-        env:
-          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
-
+      # Version is already set in source, and checked in "Assert tag == package.json version"
       - name: Publish to npm registry (release)
-        run: yarn run release:publish
+        run: node scripts/release/publish.mjs latest
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 

.github/workflows/scripts/assert-same-package-version.sh

@@ -3,7 +3,7 @@
 # 
 # If that's not the case, no version will be published to NPM and a faulty image will be published to dockerhub
 
-LOCAL_VERSION=$(jq -r .version lerna.json)
+LOCAL_VERSION=$(jq -r .version packages/cli/package.json)
 
 if [ -z "$TAG" ]; then
   echo "ENV TAG is empty"

CONTRIBUTING.md

@@ -5,22 +5,21 @@ Thanks for your contribution to Lodestar. It's people like you that push the Eth
 ## Prerequisites
 
 - :gear: [NodeJS](https://nodejs.org/) (LTS/Gallium)
-- :toolbox: [Yarn](https://yarnpkg.com/)/[Lerna](https://lerna.js.org/)
+- :toolbox: [Yarn](https://yarnpkg.com/)
 
 ## Getting Started
 
-- :gear: Run `lerna bootstrap` or `yarn install` to install dependencies.
+- :gear: Run `yarn install` to install dependencies.
 - :gear: Run `yarn build` to build lib from source.
 - :package: A `lodestar` binary will be bundled in `./packages/cli/bin`.
 - :computer: Run `./lodestar --help` to get a list of available commands and argurments.
 
 ## Tests
 
-- :test_tube: Run `lerna run test:spec-min` for minimal spec tests.
-- :test_tube: Run `lerna run test:spec-main` for mainnet spec tests.
-- :test_tube: Run `lerna run test:unit` for unit tests.
-- :test_tube: Run `lerna run test:e2e` for end-to-end tests.
-- :test_tube: Run `lerna run test` to run all tests.
+- :test_tube: Run `yarn test:spec-min` for minimal spec tests.
+- :test_tube: Run `yarn test:spec-main` for mainnet spec tests.
+- :test_tube: Run `yarn test:unit` for unit tests.
+- :test_tube: Run `yarn test:e2e` for end-to-end tests.
 
 ### Debugging spec tests
 
@@ -103,7 +102,7 @@ For example:
 
 ## Lodestar Monorepo
 
-We're currently experimenting with hosting the majority of lodestar packages and support packages in this repository as a [monorepo](https://en.wikipedia.org/wiki/Monorepo). We're using [Lerna](https://lerna.js.org/) to manage the packages. See [packages/](https://github.com/ChainSafe/lodestar/tree/unstable/packages) for a list of packages hosted in this repo.
+We're currently experimenting with hosting the majority of lodestar packages and support packages in this repository as a [monorepo](https://en.wikipedia.org/wiki/Monorepo). See [packages/](https://github.com/ChainSafe/lodestar/tree/unstable/packages) for a list of packages hosted in this repo.
 
 ## Style Guide
 

README.md

@@ -30,13 +30,12 @@
 ## Prerequisites
 
 - :gear: [NodeJS](https://nodejs.org/) (LTS/Gallium)
-- :toolbox: [Yarn](https://yarnpkg.com/)/[Lerna](https://lerna.js.org/)
+- :toolbox: [Yarn](https://yarnpkg.com/)
 
 ###### Developer Quickstart:
 
 ```bash
-lerna bootstrap
-yarn build
+yarn && yarn build
 ./lodestar --help
 ```
 

RELEASE.md

@@ -36,7 +36,7 @@ To start a new release, one of the Lodestar developers will communicate this via
 - Create a new release branch `rc/v1.1.0` at commit `9fceb02`.
   - `git checkout -b rc/v1.1.0 9fceb02`
 - Set monorepo version to `v1.1.0`.
-  - `lerna version v1.1.0 --no-git-tag-version --force-publish --yes`
+  - `node scripts/release/set_version.mjs v1.1.0 tilde`
 - Commit changes
   - `git commit -am "v1.1.0"`
   - `git push origin rc/v1.1.0`
@@ -92,6 +92,7 @@ Tagging a stable release will trigger CI to publish to NPM, dockerhub, and Githu
 - `git checkout stable`
 - `yarn release:tag-stable 1.1.0`
   - Must be run locally from a write-access account capable of triggering CI.
+
 #### Manual steps (for example version `v1.1.0`):
 
 - Check out the new stable
@@ -110,6 +111,7 @@ Tagging a stable release will trigger CI to publish to NPM, dockerhub, and Githu
 If a stable version requires an immediate hot-fix before the next release, a hot-fix release is started.
 
 The same process for a stable release is used, with the two differences.
+
 - The candidate commit must be chosen from the `stable` branch instead of the `unstable` branch.
 - Depending on the severity of the bug being fixed, the testing window may be decreased.
 
@@ -191,7 +193,9 @@ The release should be announced on the following social channels:
 - Reddit: TODO: get Lodestar account.
 
 # Release Manager Checklist
+
 This section is to guide the Release Manager tasked with the next version release to ensure all items have been completed.
+
 - Start thread on communication channels for new release
 - Confirm consensus on `unstable` release candidate commit
 - Complete Step 1: Create release candidate

docs/install/source.md

@@ -13,10 +13,10 @@ Clone the repo locally.
 git clone https://github.com/chainsafe/lodestar.git
 ```
 
-Install across all packages. Lodestar follows a [monorepo](https://github.com/lerna/lerna) structure, so all commands below must be run in the project root. Use the `--ignore-optional` flag to prevent downloading the Ethereum Consensus spec tests.
+Install across all packages. Lodestar follows a monorepo structure, so all commands below must be run in the project root.
 
 ```bash
-yarn install --ignore-optional
+yarn install
 ```
 
 Build across all packages.
@@ -25,14 +25,8 @@ Build across all packages.
 yarn run build
 ```
 
-Or if you are using [Lerna](https://lerna.js.org/):
-
-```bash
-lerna bootstrap
-```
-
 Lodestar should now be ready for use.
 
 ```bash
 ./lodestar --help
-```
+```

package.json

@@ -5,33 +5,40 @@
     "node": ">=12.9.0"
   },
   "workspaces": [
+    "packages/params",
+    "packages/utils",
+    "packages/types",
+    "packages/spec-test-util",
+    "packages/config",
+    "packages/api",
+    "packages/db",
+    "packages/state-transition",
+    "packages/light-client",
+    "packages/validator",
+    "packages/flare",
+    "packages/fork-choice",
+    "packages/beacon-node",
     "packages/*"
   ],
   "scripts": {
     "clean": "rm -rf ./packages/*/lib ./packages/*/*.tsbuildinfo",
-    "build": "yarn clean && lerna run build",
-    "build:docs": "lerna run build:typedocs && lerna run build:refdocs && ./scripts/prepare-docs.sh",
-    "build:lib:watch": "lerna run build:lib:watch --parallel",
-    "build:types:watch": "lerna run build:types:watch --parallel",
-    "build:watch": "run-p build:lib:watch build:types:watch",
-    "build:ifchanged": "lerna exec -- ../../scripts/build_if_changed.sh",
-    "lint": "lerna run lint --no-bail",
-    "check-build": "lerna run check-build",
-    "check-types": "lerna run check-types --no-bail",
-    "coverage": "lerna run coverage --no-bail",
-    "test:unit": "lerna run test:unit --no-bail --concurrency 1",
-    "test:e2e": "lerna run test:e2e --no-bail --concurrency 1",
-    "test:e2e:sim": "lerna run test:e2e:sim --no-bail",
-    "test:spec-min": "lerna run test:spec-min --no-bail",
-    "test:spec-fast": "lerna run test:spec-fast --no-bail",
-    "test:spec-main": "lerna run test:spec-main --no-bail",
+    "build": "yarn clean && yarn workspaces run build",
+    "build:docs": "scripts/build_docs.sh",
+    "build:ifchanged": "yarn workspaces exec -- ../../scripts/build_if_changed.sh",
+    "check-build": "yarn workspaces run check-build",
+    "check-types": "yarn workspaces run check-types",
+    "check-readme": "scripts/foreach.sh typescript-docs-verifier",
+    "coverage": "scripts/foreach.sh codecov -F $(basename $PWD)",
+    "lint": "yarn workspaces run lint",
+    "test:unit": "yarn workspaces run test:unit",
+    "test:e2e": "yarn workspaces run test:e2e",
+    "test:spec-min": "cd packages/beacon-node && yarn test:spec-min",
+    "test:spec-main": "cd packages/beacon-node && yarn test:spec-main",
     "benchmark": "yarn benchmark:files 'packages/*/test/perf/**/*.test.ts'",
     "benchmark:files": "LODESTAR_PRESET=mainnet NODE_OPTIONS='--max-old-space-size=4096 --loader=ts-node/esm' benchmark --config .benchrc.yaml",
     "release:create-rc": "node scripts/release/create_rc.mjs",
     "release:tag-rc": "node scripts/release/tag_rc.mjs",
-    "release:tag-stable": "node scripts/release/tag_stable.mjs",
-    "release:publish": "lerna publish from-package --yes --no-verify-access",
-    "check-readme": "lerna run check-readme"
+    "release:tag-stable": "node scripts/release/tag_stable.mjs"
   },
   "devDependencies": {
     "@chainsafe/eslint-plugin-node": "^11.2.3",
@@ -50,7 +57,6 @@
     "eslint-plugin-import": "^2.26.0",
     "eslint-plugin-no-only-tests": "^2.6.0",
     "eslint-plugin-prettier": "^4.0.0",
-    "lerna": "^4.0.0",
     "mocha": "^9.2.2",
     "node-gyp": "^9.0.0",
     "npm-run-all": "^4.1.5",

packages/api/README.md

@@ -15,9 +15,7 @@ Typescript REST client for the [Ethereum Consensus API spec](https://github.com/
 import {getClient} from "@lodestar/api";
 import {config} from "@lodestar/config/default";
 
-const api = getClient({
-  baseUrl: "http://localhost:9596",
-}, {config});
+const api = getClient({baseUrl: "http://localhost:9596"}, {config});
 
 api.beacon
   .getStateValidator(
@@ -29,7 +27,6 @@ api.beacon
 
 ## Prerequisites
 
-- [Lerna](https://github.com/lerna/lerna)
 - [Yarn](https://yarnpkg.com/)
 
 ## What you need

packages/api/package.json

@@ -56,17 +56,11 @@
   "scripts": {
     "clean": "rm -rf lib && rm -f *.tsbuildinfo",
     "build": "tsc -p tsconfig.build.json",
-    "build:typedocs": "typedoc --exclude src/index.ts --out typedocs src",
-    "build:release": "yarn clean && yarn run build && yarn run build:typedocs",
     "check-build": "node -e \"(async function() { await import('./lib/index.js') })()\"",
     "check-types": "tsc",
-    "coverage": "codecov -F lodestar-api",
     "lint": "eslint --color --ext .ts src/ test/",
-    "lint:fix": "yarn run lint --fix",
-    "pretest": "yarn run check-types",
-    "test": "yarn test:unit && yarn test:e2e",
     "test:unit": "nyc --cache-dir .nyc_output/.cache -e .ts mocha 'test/unit/**/*.test.ts'",
-    "check-readme": "typescript-docs-verifier"
+    "test:e2e": "echo 'n/a'"
   },
   "dependencies": {
     "@lodestar/config": "^0.39.0",

packages/beacon-node/package.json

@@ -71,17 +71,9 @@
   "scripts": {
     "clean": "rm -rf lib && rm -f *.tsbuildinfo",
     "build": "tsc -p tsconfig.build.json",
-    "build:typedocs": "typedoc --exclude src/index.ts --out typedocs src",
-    "build:lib:watch": "yarn run build:lib --watch",
-    "build:release": "yarn clean && yarn run build && yarn run build:typedocs",
-    "build:types:watch": "yarn run build:types --watch",
     "check-build": "node -e \"(async function() { await import('./lib/index.js') })()\"",
     "check-types": "tsc",
-    "coverage": "codecov -F lodestar",
     "lint": "eslint --color --ext .ts src/ test/",
-    "lint:fix": "yarn run lint --fix",
-    "pretest": "yarn run check-types",
-    "test": "yarn test:unit && yarn test:e2e",
     "test:unit:minimal": "nyc --cache-dir .nyc_output/.cache -e .ts mocha 'test/unit/**/*.test.ts'",
     "test:unit:mainnet": "LODESTAR_PRESET=mainnet nyc --cache-dir .nyc_output/.cache -e .ts mocha 'test/unit-mainnet/**/*.test.ts'",
     "test:unit": "yarn test:unit:minimal && yarn test:unit:mainnet",
@@ -96,8 +88,7 @@
     "test:spec-general": "mocha --config .mocharc.spec.cjs 'test/spec/general/**/*.test.ts'",
     "test:spec-minimal": "LODESTAR_PRESET=minimal mocha --config .mocharc.spec.cjs 'test/spec/presets/**/*.test.ts'",
     "test:spec-mainnet": "LODESTAR_PRESET=mainnet mocha --config .mocharc.spec.cjs 'test/spec/presets/**/*.test.ts'",
-    "test:spec": "yarn test:spec-general && yarn test:spec-minimal && yarn test:spec-mainnet",
-    "check-readme": "typescript-docs-verifier"
+    "test:spec": "yarn test:spec-general && yarn test:spec-minimal && yarn test:spec-mainnet"
   },
   "dependencies": {
     "@chainsafe/as-sha256": "^0.3.1",

packages/cli/package.json

@@ -22,22 +22,13 @@
   "scripts": {
     "clean": "rm -rf lib && rm -f *.tsbuildinfo",
     "build": "tsc -p tsconfig.build.json && yarn write-git-data",
-    "build:release": "yarn clean && yarn run build && yarn run build:typedocs",
-    "build:lib:watch": "yarn run build:lib --watch",
-    "build:typedocs": "typedoc --exclude src/index.ts --out typedocs src",
-    "build:types:watch": "yarn run build:types --watch",
     "build:refdocs": "ts-node --esm ./docsgen docs/cli.md",
     "write-git-data": "node lib/util/gitData/writeGitData.js",
     "check-build": "node -e \"(async function() { await import('./lib/index.js') })()\" lodestar --help",
     "check-types": "tsc",
     "lint": "eslint --color --ext .ts src/ test/",
-    "lint:fix": "yarn run lint --fix",
-    "pretest": "yarn run check-types",
     "test:unit": "nyc --cache-dir .nyc_output/.cache -e .ts mocha 'test/unit/**/*.test.ts'",
-    "test:e2e": "mocha --timeout 30000 'test/e2e/**/*.test.ts'",
-    "test": "yarn test:unit && yarn test:e2e",
-    "coverage": "codecov -F lodestar",
-    "check-readme": "typescript-docs-verifier"
+    "test:e2e": "mocha --timeout 30000 'test/e2e/**/*.test.ts'"
   },
   "repository": {
     "type": "git",