Minimum version changed to PHP 8.5

README.md

@@ -1,10 +1,10 @@
-# CPF functions
+# CPF Validation Function
 
-This tiny package contains some functions to validate a CPF (Brazilian ID)
+This tiny package contains a function to validate a CPF (individual taxpayer identification number in Brazil).
 
 ## Requirements
 
-PHP 7.4 or greater is required, nothing else.
+PHP 8.5 or greater is required.
 
 ## Installation
 
@@ -17,7 +17,7 @@ PHP 7.4 or greater is required, nothing else.
 
 ## How to use it
 
-### is_valid_cpf(string $cpf): bool
+### is_valid_cpf(?string $cpf): bool
 
 Returns true if the CPF is valid, false otherwise.
 
@@ -33,7 +33,7 @@ is_valid_cpf('17031733090') // returns true
 is_valid_cpf('17031733000') // returns false
 ```
 
-### assert_cpf(string $cpf): void
+### assert_cpf(?string $cpf): void
 
 Validates the CPF and throw an InvalidArgumentException if the CPF is not valid.
 
@@ -52,4 +52,4 @@ assert_cpf('17031733000')
 
 ## Running Tests
 
-- From the project root, run: `vendor/bin/phpunit .`
+- From the project root, run: `vendor/bin/phpunit tests`

composer.json

@@ -1,8 +1,8 @@
 {
     "name": "cancio-labs/cpf-validation-function",
-    "description": "A function to validate a CPF (Brazilian ID)",
+    "description": "A function to validate a CPF (individual taxpayer identification number in Brazil)",
     "type": "library",
-    "keywords": ["cpf", "brasil", "validation"],
+    "keywords": ["cpf", "brazil", "validation"],
     "homepage": "https://github.com/canciolabs/cpf-validation-function",
     "license": "GPL-3.0-or-later",
     "authors": [
@@ -31,9 +31,9 @@
         }
     },
     "require": {
-        "php": ">=7.4"
+        "php": ">=8.5"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.6"
+        "phpunit/phpunit": "^13.3"
     }
 }