feat: eslint 9 migration

BREAKING CHANGE: eslint 9 is now require
BREAKING CHANGE: typescript >= v4.7 is now required (when using typescript)

Author: RebeccaStevens

.eslintrc.json

@@ -58,10 +58,6 @@
     {
       "allowedVersions": "<5",
       "matchPackageNames": ["chalk"]
-    },
-    {
-      "allowedVersions": "<9",
-      "matchPackageNames": ["eslint"]
     }
   ],
   "postUpdateOptions": ["pnpmDedupe"]

.github/renovate.json

@@ -28,8 +28,6 @@ jobs:
     uses: ./.github/workflows/lint-markdown.yml
   lint_packages:
     uses: ./.github/workflows/lint-packages.yml
-  lint_prettier:
-    uses: ./.github/workflows/lint-prettier.yml
   lint_spelling:
     uses: ./.github/workflows/lint-spelling.yml
   test:
@@ -46,7 +44,6 @@ jobs:
       - lint_markdown
       - lint_spelling
       - lint_packages
-      - lint_prettier
       - test
       - type_check
     runs-on: ubuntu-latest

.github/workflows/lint-prettier.yml

@@ -14,14 +14,13 @@ jobs:
         os:
           - "ubuntu-latest"
         node_version:
-          - "16"
-          - "18"
+          - "18.18"
           - "20"
           - "latest"
         ts_version:
           - "next"
           - "latest"
-          - "4.3.5"
+          - "4.7.4"
           # - "JS"
     runs-on: ${{ matrix.os }}
     continue-on-error: ${{ matrix.ts_version == 'next' }}

.github/workflows/release.yml

@@ -1,17 +1,16 @@
 "*.{json,yml}":
-  - prettier --ignore-unknown --write
+  - eslint --fix
   - cspell lint --no-progress --show-suggestions --show-context --no-must-find-files --dot
 
-"*.ts":
-  - prettier --ignore-unknown --write
+"*.?([cm])[jt]s?(x)":
   - eslint --fix
   - cspell lint --no-progress --show-suggestions --show-context --no-must-find-files --dot
   - tsc-files -p tsconfig.build.json --noEmit
 
 "*.md":
-  - prettier --ignore-unknown --write
-  - markdownlint --config=.markdownlint.json --ignore-path=.markdownlintignore
+  - markdownlint-cli2 --fix
+  - eslint --fix
   - cspell lint --no-progress --show-suggestions --show-context --no-must-find-files --dot
 
-"pnpm-lock.yaml":
+pnpm-lock.yaml:
   - "pnpm dedupe && :"

.github/workflows/test-js.yml

@@ -0,0 +1,6 @@
+{
+  "$schema": "node_modules/markdownlint-cli2/schema/markdownlint-cli2-config-schema.json",
+  "gitignore": true,
+  "globs": ["**/*.md"],
+  "ignores": ["node_modules", "coverage", "lib", "CHANGELOG.md"],
+}

.lintstagedrc.yml

@@ -1,4 +1,6 @@
 {
+  "$schema": "node_modules/markdownlint-cli2/schema/markdownlint-config-schema.json",
+
   "default": false,
   "extends": "markdownlint/style/prettier",
 
@@ -62,9 +64,9 @@
   // MD013/line-length : Line length : https://github.com/DavidAnson/markdownlint/blob/v0.33.0/doc/md013.md
   "MD013": {
     // Number of characters
-    "line_length": 160,
+    "line_length": 120,
     // Number of characters for headings
-    "heading_line_length": 160,
+    "heading_line_length": 120,
     // Number of characters for code blocks
     "code_block_line_length": 120,
     // Include code blocks

.markdownlint-cli2.jsonc

@@ -2,7 +2,6 @@
 
 plugins:
   - prettier-plugin-packagejson
-  - prettier-plugin-multiline-arrays
 
 trailingComma: "all"