Fixed readme

README.md

@@ -30,22 +30,24 @@ Install using composer:
 You need a key for both generating and parsing tokens. Create a `JWTDerivedKey`
 or a `JWTPlaintextKey` and pass it to the `JWTToken` constructor:
 
-    use NoccyLabs\SimpleJWT\Key\{JWTDerivedKey,JWTPlaintextKey}
+```php
+use NoccyLabs\SimpleJWT\Key\{JWTDerivedKey,JWTPlaintextKey}
 
-    // Derive a key using secret and salt...
+// Derive a key using secret and salt...
-    $key = new JWTDerivedKey("secret", "salt");
+$key = new JWTDerivedKey("secret", "salt");
-    // ...or use a prepared plaintext key
+// ...or use a prepared plaintext key
-    $key = new JWTPlaintextKey("This Should Be Binary Data..");
+$key = new JWTPlaintextKey("This Should Be Binary Data.."); 
+```
 
 ### Generating tokens
 
 
+```php
+use NoccyLabs\SimpleJWT\JWTToken;
 
-    use NoccyLabs\SimpleJWT\JWTToken;
+$tok = new JWTToken($key);
-
+$tok->setExpiry("1h");
-    $tok = new JWTToken($key);
+$tok->claims->add("some/claim/MaxItems", 8);
-    $tok->setExpiry("1h");
-    $tok->claims->add("some/claim/MaxItems", 8);
 
 $str = $tok->getSignedToken();
 ```
@@ -54,11 +56,12 @@ $str = $tok->getSignedToken();
 
 Parsing is done by passing the raw token as the 2nd parameter
 
-    use NoccyLabs\SimpleJWT\JWTToken;
+```php
+use NoccyLabs\SimpleJWT\JWTToken;
 
 $str = "...received token...";
 
-    $tok = new JWTToken($key, $str);
+$tok = new JWTToken($key, $str);
 
 if (!$tok->isValid()) {
     // This check works, but using the validator might be better
@@ -76,21 +79,23 @@ $val = $tok->claims->valueOf("some/claim/MaxItems", 64);
 
 ### Validating tokens
 
-    use NoccyLabs\SimpleJWT\Validator\JWTValidator;
+```php
+use NoccyLabs\SimpleJWT\Validator\JWTValidator;
 
-    $validator = new JWTValidator();
+$validator = new JWTValidator();
-    // Require that some claim exists
+// Require that some claim exists
-    $validator
+$validator
     ->requireIssuer("api.issuer.tld")
     ->requireAudience(["api.issuer.tld", "foo.issuer.tld"])
     ->addRequiredClaim("some/required/Claim");
 
-    try {
+try {
     // Pass a JWTToken to validateToken()...
     $valid = $validator->validateToken($tok);
     // ...or pass a JWTKeyInterface and the raw string to validate()
     $valid = $validator->validate($key, $tokenstr);
-    }
+}
-    catch (JWTValidatorException $e) {
+catch (JWTValidatorException $e) {
     // validation failed
-    }
+}
+```