feature: differentiate select/radio errors (#53)

closes #21

Author: g105b

src/Rule/Required.php

@@ -2,6 +2,7 @@
 namespace Gt\DomValidation\Rule;
 
 use Gt\Dom\Element;
+use Gt\Dom\ElementType;
 
 class Required extends Rule {
 	protected array $attributes = [
@@ -13,6 +14,15 @@ public function isValid(Element $element, string|array $value, array $inputKvp):
 	}
 
 	public function getHint(Element $element, string $value):string {
+		if($element->elementType === ElementType::HTMLSelectElement) {
+			return "Please select an item in the list";
+		}
+
+		if($element->elementType === ElementType::HTMLInputElement
+		&& $element->type === "radio") {
+			return "Please select one of these options";
+		}
+
 		return "This field is required";
 	}
 }

test/phpunit/Rule/SelectElementTest.php

@@ -40,7 +40,7 @@ public function testSelectMissingRequired():void {
 			$errorArray = iterator_to_array($validator->getLastErrorList());
 			self::assertCount(1, $errorArray);
 			self::assertSame(
-				"This field is required",
+				"Please select an item in the list",
 				$errorArray["currency"]
 			);
 		}
@@ -142,7 +142,7 @@ public function testSelectTwoInvalidOptionsAndOneMissing():void {
 			$errorArray = iterator_to_array($validator->getLastErrorList());
 			self::assertCount(3, $errorArray);
 			self::assertSame(
-				"This field is required",
+				"Please select an item in the list",
 				$errorArray["currency"]
 			);
 			self::assertSame(

test/phpunit/Rule/TypeRadioTest.php

@@ -42,7 +42,7 @@ public function testRadioMissingRequired():void {
 		catch(ValidationException) {
 			$errorArray = iterator_to_array($validator->getLastErrorList());
 			self::assertSame(
-				"This field is required",
+				"Please select one of these options",
 				$errorArray["currency"],
 			);
 		}