chore: set TypeScript version range to >=4.2

.github/actions/prepare/action.yml

@@ -0,0 +1,13 @@
+description: Prepares the repo for a typical CI job
+
+name: Prepare
+runs:
+  steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-node@v3
+      with:
+        cache: npm
+        node-version: 18
+    - run: npm install --frozen-lockfile
+      shell: bash
+  using: composite

.github/workflows/format.yml

@@ -0,0 +1,15 @@
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ./.github/actions/prepare
+      - run: npm run format:check
+
+name: Format
+
+on:
+  pull_request: ~
+  push:
+    branches:
+      - main

.github/workflows/lint-docs.yml

@@ -0,0 +1,15 @@
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ./.github/actions/prepare
+      - run: npm run lint:docs
+
+name: Lint (Docs)
+
+on:
+  pull_request: ~
+  push:
+    branches:
+      - main

.github/workflows/lint-eslint-docs.yml

@@ -0,0 +1,16 @@
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ./.github/actions/prepare
+      - run: npm run build
+      - run: npm run lint:eslint-docs
+
+name: Format
+
+on:
+  pull_request: ~
+  push:
+    branches:
+      - main

.github/workflows/lint-js.yml

@@ -0,0 +1,15 @@
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ./.github/actions/prepare
+      - run: npm run lint:js
+
+name: Lint (JS)
+
+on:
+  pull_request: ~
+  push:
+    branches:
+      - main

.github/workflows/test.yml

@@ -0,0 +1,20 @@
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ./.github/actions/prepare
+      - run: npm i typescript@${{ matrix.typescript }}
+      - run: npm run test --coverage
+    strategy:
+      fail-fast: false
+      matrix:
+        typescript: ['4.2', '4.6', '5.0', 'latest']
+
+name: Test
+
+on:
+  pull_request: ~
+  push:
+    branches:
+      - main

README.md

@@ -15,7 +15,7 @@ const value: string = 9001;
 
 ## Installation
 
-Make sure you have TypeScript and @typescript-eslint/parser installed, then install the plugin:
+Make sure you have TypeScript >=4.2 and @typescript-eslint/parser installed, then install the plugin:
 
 ```sh
 npm i -D eslint-plugin-expect-type
@@ -44,9 +44,9 @@ Then, you'll be able to use `^?`, `$ExpectError`, `$ExpectType`, and `$ExpectTyp
 🔧 Automatically fixable by the [`--fix` CLI option](https://eslint.org/docs/user-guide/command-line-interface#--fix).\
 💭 Requires type information.
 
-| Name                           | Description                                | 💼 | 🔧 | 💭 |
-| :----------------------------- | :----------------------------------------- | :- | :- | :- |
-| [expect](docs/rules/expect.md) | Expects type error, type snapshot or type. | ✅  | 🔧 | 💭 |
+| Name                           | Description                                 | 💼 | 🔧 | 💭 |
+| :----------------------------- | :------------------------------------------ | :- | :- | :- |
+| [expect](docs/rules/expect.md) | Expects type error, type snapshot, or type. | ✅  | 🔧 | 💭 |
 
 <!-- end auto-generated rules list -->
 <!-- prettier-ignore-end -->