From a409bf7d190edc38ffc72ef09236c2e85ca77b8d Mon Sep 17 00:00:00 2001
From: tommy-mitchell <tmitchell7@uh.edu>
Date: Wed, 10 Jul 2024 18:31:13 -0500
Subject: [PATCH 1/3] update deps, target Node.js 18

---
 .github/workflows/main.yml |  9 +++++----
 package.json               | 16 ++++++++++------
 2 files changed, 15 insertions(+), 10 deletions(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index d36e1a8..a768beb 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,11 +10,12 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
-          - 14
-          - 12
+          - 21
+          - 20
+          - 18
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
       - run: npm install
diff --git a/package.json b/package.json
index ff029fc..6995526 100644
--- a/package.json
+++ b/package.json
@@ -11,15 +11,19 @@
 		"url": "https://sindresorhus.com"
 	},
 	"type": "module",
-	"exports": "./index.js",
+	"exports": {
+		"default": "./index.js",
+		"types": "./index.d.ts"
+	},
 	"engines": {
-		"node": ">=12"
+		"node": ">=18"
 	},
 	"scripts": {
-		"test": "xo && ava"
+		"test": "xo && ava && tsd"
 	},
 	"files": [
-		"index.js"
+		"index.js",
+		"index.d.ts"
 	],
 	"keywords": [
 		"ansi",
@@ -48,7 +52,7 @@
 		"ansi-regex": "^6.0.1"
 	},
 	"devDependencies": {
-		"ava": "^3.15.0",
-		"xo": "^0.44.0"
+		"ava": "^6.1.3",
+		"xo": "^0.58.0"
 	}
 }

From cc003c3cd9a598d5028991870f0d8ec6f0eb5e11 Mon Sep 17 00:00:00 2001
From: tommy-mitchell <tmitchell7@uh.edu>
Date: Wed, 10 Jul 2024 18:32:24 -0500
Subject: [PATCH 2/3] add types, type tests

---
 index.d.ts      | 15 +++++++++++++++
 index.test-d.ts |  5 +++++
 package.json    |  1 +
 3 files changed, 21 insertions(+)
 create mode 100644 index.d.ts
 create mode 100644 index.test-d.ts

diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 0000000..2aa0362
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,15 @@
+/**
+Check if a string has [ANSI escape codes](https://en.wikipedia.org/wiki/ANSI_escape_code).
+
+@example
+```
+import hasAnsi from 'has-ansi';
+
+hasAnsi('\u001B[4mUnicorn\u001B[0m');
+//=> true
+
+hasAnsi('cake');
+//=> false
+```
+*/
+export default function hasAnsi(string: string): boolean;
diff --git a/index.test-d.ts b/index.test-d.ts
new file mode 100644
index 0000000..cbe25eb
--- /dev/null
+++ b/index.test-d.ts
@@ -0,0 +1,5 @@
+import {expectType} from 'tsd';
+import hasAnsi from './index.js';
+
+expectType<boolean>(hasAnsi('foo\u001B[4mcake\u001B[0m'));
+expectType<boolean>(hasAnsi('cake'));
diff --git a/package.json b/package.json
index 6995526..d634334 100644
--- a/package.json
+++ b/package.json
@@ -53,6 +53,7 @@
 	},
 	"devDependencies": {
 		"ava": "^6.1.3",
+		"tsd": "^0.31.1",
 		"xo": "^0.58.0"
 	}
 }

From 1d14052dab9b181cfed8c32d13f1b14623ba5e4b Mon Sep 17 00:00:00 2001
From: tommy-mitchell <tmitchell7@uh.edu>
Date: Wed, 10 Jul 2024 18:33:46 -0500
Subject: [PATCH 3/3] update install command

---
 readme.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/readme.md b/readme.md
index 8bc8460..2e52b53 100644
--- a/readme.md
+++ b/readme.md
@@ -4,8 +4,8 @@
 
 ## Install
 
-```
-$ npm install has-ansi
+```sh
+npm install has-ansi
 ```
 
 ## Usage