Apply contribution guidelines to "FloatType" rule

Signed-off-by: Henrique Moody <henriquemoody@gmail.com>

docs/FloatType.md

@@ -2,7 +2,7 @@
 
 - `FloatType()`
 
-Validates whether the type of a value is float.
+Validates whether the type of the input is [float](http://php.net/types.float).
 
 ```php
 v::floatType()->validate(1.5); // true

library/Exceptions/FloatTypeException.php

@@ -13,14 +13,23 @@ declare(strict_types=1);
 
 namespace Respect\Validation\Exceptions;
 
-class FloatTypeException extends ValidationException
+/**
+ * Exception class for FloatType rule.
+ *
+ * @author Henrique Moody <henriquemoody@gmail.com>
+ * @author Reginaldo Junior <76regi@gmail.com>
+ */
+final class FloatTypeException extends ValidationException
 {
+    /**
+     * {@inheritdoc}
+     */
     public static $defaultTemplates = [
         self::MODE_DEFAULT => [
-            self::STANDARD => '{{name}} must be of the type float',
+            self::STANDARD => '{{name}} must be of type float',
         ],
         self::MODE_NEGATIVE => [
-            self::STANDARD => '{{name}} must not be of the type float',
+            self::STANDARD => '{{name}} must not be of type float',
         ],
     ];
 }

library/Rules/FloatType.php

@@ -13,8 +13,19 @@ declare(strict_types=1);
 
 namespace Respect\Validation\Rules;
 
-class FloatType extends AbstractRule
+use function is_float;
+
+/**
+ * Validates whether the type of the input is float.
+ *
+ * @author Henrique Moody <henriquemoody@gmail.com>
+ * @author Reginaldo Junior <76regi@gmail.com>
+ */
+final class FloatType extends AbstractRule
 {
+    /**
+     * {@inheritdoc}
+     */
     public function validate($input): bool
     {
         return is_float($input);

tests/integration/rules/floatType.phpt

@@ -0,0 +1,37 @@
+--FILE--
+<?php
+require 'vendor/autoload.php';
+
+use Respect\Validation\Exceptions\FloatTypeException;
+use Respect\Validation\Exceptions\NestedValidationException;
+use Respect\Validation\Validator as v;
+
+try {
+    v::floatType()->check('42.33');
+} catch (FloatTypeException $exception) {
+    echo $exception->getMainMessage().PHP_EOL;
+}
+
+try {
+    v::not(v::floatType())->check(INF);
+} catch (FloatTypeException $exception) {
+    echo $exception->getMainMessage().PHP_EOL;
+}
+
+try {
+    v::floatType()->assert(true);
+} catch (NestedValidationException $exception) {
+    echo $exception->getFullMessage().PHP_EOL;
+}
+
+try {
+    v::not(v::floatType())->assert(2.0);
+} catch (NestedValidationException $exception) {
+    echo $exception->getFullMessage().PHP_EOL;
+}
+?>
+--EXPECTF--
+"42.33" must be of type float
+`INF` must not be of type float
+- `TRUE` must be of type float
+- 2.0 must not be of type float

tests/integration/rules/floatType_1.phpt

@@ -1,10 +0,0 @@
---FILE--
-<?php
-require 'vendor/autoload.php';
-
-use Respect\Validation\Validator as v;
-
-v::floatType()->assert(42.23);
-v::floatType()->check(1984.23);
-?>
---EXPECTF--

tests/integration/rules/floatType_2.phpt

@@ -1,15 +0,0 @@
---FILE--
-<?php
-require 'vendor/autoload.php';
-
-use Respect\Validation\Exceptions\FloatTypeException;
-use Respect\Validation\Validator as v;
-
-try {
-    v::floatType()->check('42.33');
-} catch (FloatTypeException $exception) {
-    echo $exception->getMainMessage();
-}
-?>
---EXPECTF--
-"42.33" must be of the type float

tests/integration/rules/floatType_3.phpt

@@ -1,15 +0,0 @@
---FILE--
-<?php
-require 'vendor/autoload.php';
-
-use Respect\Validation\Exceptions\AllOfException;
-use Respect\Validation\Validator as v;
-
-try {
-    v::floatType()->assert('1984.233');
-} catch (AllOfException $exception) {
-    echo $exception->getFullMessage();
-}
-?>
---EXPECTF--
-- "1984.233" must be of the type float

tests/integration/rules/floatType_4.phpt

@@ -1,15 +0,0 @@
---FILE--
-<?php
-require 'vendor/autoload.php';
-
-use Respect\Validation\Exceptions\FloatTypeException;
-use Respect\Validation\Validator as v;
-
-try {
-    v::not(v::floatType())->check(42.33);
-} catch (FloatTypeException $exception) {
-    echo $exception->getMainMessage();
-}
-?>
---EXPECTF--
-42.33 must not be of the type float

tests/integration/rules/floatType_5.phpt

@@ -1,15 +0,0 @@
---FILE--
-<?php
-require 'vendor/autoload.php';
-
-use Respect\Validation\Exceptions\AllOfException;
-use Respect\Validation\Validator as v;
-
-try {
-    v::not(v::floatType())->assert(1984.434);
-} catch (AllOfException $exception) {
-    echo $exception->getFullMessage();
-}
-?>
---EXPECTF--
-- 1984.434 must not be of the type float

tests/unit/Rules/FloatTypeTest.php

@@ -16,11 +16,18 @@ namespace Respect\Validation\Rules;
 use Respect\Validation\Test\RuleTestCase;
 
 /**
- * @group  rule
+ * @group rule
+ *
  * @covers \Respect\Validation\Rules\FloatType
+ *
+ * @author Henrique Moody <henriquemoody@gmail.com>
+ * @author Reginaldo Junior <76regi@gmail.com>
  */
-class FloatTypeTest extends RuleTestCase
+final class FloatTypeTest extends RuleTestCase
 {
+    /**
+     * {@inheritdoc}
+     */
     public function providerForValidInput(): array
     {
         $rule = new FloatType();
@@ -36,6 +43,9 @@ class FloatTypeTest extends RuleTestCase
         ];
     }
 
+    /**
+     * {@inheritdoc}
+     */
     public function providerForInvalidInput(): array
     {
         $rule = new FloatType();