Migrate to monorepo

.circleci/scripts/deps-install.sh

@@ -5,4 +5,13 @@ set -e
 set -u
 set -o pipefail
 
-yarn --frozen-lockfile --ignore-scripts --har
+# --frozen-lockfile doesn't work in monorepos for yarn v1, so we diff ourselves
+# See: https://github.com/yarnpkg/yarn/issues/4098
+
+yarn --ignore-scripts --har
+
+if ! git diff --quiet;
+then
+  echo "Error: yarn install modified lockfile";
+  exit 1;
+fi

.gitignore

@@ -1,3 +1,76 @@
-*.tgz
+*.lerna_backup
+*.har
+dist/
+build-artifacts/
+./packages/**/yarn.lock
+
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
 node_modules/
-yarn-error.log
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+.env.test
+
+# Stores VSCode versions used for testing VSCode extensions
+.vscode-test
+
+# yarn v2
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*

lerna.json

@@ -0,0 +1,13 @@
+{
+  "version": "5.0.0",
+  "command": {
+    "publish": {
+      "registry": "https://registry.npmjs.org"
+    }
+  },
+  "packages": [
+    "packages/*"
+  ],
+  "npmClient": "yarn",
+  "useWorkspaces": true
+}

package.json

@@ -1,40 +1,10 @@
 {
-  "name": "@metamask/eslint-config",
-  "version": "5.0.0",
-  "description": "Shareable MetaMask ESLint config",
-  "main": "config/index.js",
-  "publishConfig": {
-    "registry": "https://registry.npmjs.org/",
-    "access": "public"
-  },
-  "files": [
-    "config/"
+  "name": "root",
+  "private": true,
+  "workspaces": [
+    "packages/base"
   ],
-  "scripts": {
-    "test": "eslint ."
-  },
-  "repository": {
-    "type": "git",
-    "url": "git+https://github.com/MetaMask/eslint-config.git"
-  },
-  "author": "Whymarrh Whitby <[email protected]>",
-  "license": "MIT",
-  "bugs": {
-    "url": "https://github.com/MetaMask/eslint-config/issues"
-  },
-  "homepage": "https://github.com/MetaMask/eslint-config#readme",
   "devDependencies": {
-    "@typescript-eslint/eslint-plugin": "^4.14.2",
-    "@typescript-eslint/parser": "^4.14.2",
-    "eslint": "^7.7.0",
-    "eslint-plugin-import": "^2.22.0",
-    "eslint-plugin-jest": "^24.1.3",
-    "eslint-plugin-mocha": "^8.0.0",
-    "eslint-plugin-node": "^11.1.0",
-    "typescript": "^4.0.3"
-  },
-  "peerDependencies": {
-    "eslint": "^7.7.0",
-    "eslint-plugin-import": "^2.22.0"
+    "lerna": "^4.0.0"
   }
 }

packages/base/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2020 MetaMask
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

packages/base/package.json

@@ -0,0 +1,40 @@
+{
+  "name": "@metamask/eslint-config",
+  "version": "5.0.0",
+  "description": "Shareable MetaMask ESLint config",
+  "main": "config/index.js",
+  "publishConfig": {
+    "registry": "https://registry.npmjs.org/",
+    "access": "public"
+  },
+  "files": [
+    "config/"
+  ],
+  "scripts": {
+    "test": "eslint ."
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/MetaMask/eslint-config.git"
+  },
+  "author": "Whymarrh Whitby <[email protected]>",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/MetaMask/eslint-config/issues"
+  },
+  "homepage": "https://github.com/MetaMask/eslint-config#readme",
+  "devDependencies": {
+    "@typescript-eslint/eslint-plugin": "^4.14.2",
+    "@typescript-eslint/parser": "^4.14.2",
+    "eslint": "^7.7.0",
+    "eslint-plugin-import": "^2.22.0",
+    "eslint-plugin-jest": "^24.1.3",
+    "eslint-plugin-mocha": "^8.0.0",
+    "eslint-plugin-node": "^11.1.0",
+    "typescript": "^4.0.3"
+  },
+  "peerDependencies": {
+    "eslint": "^7.7.0",
+    "eslint-plugin-import": "^2.22.0"
+  }
+}