From 9962564311f4affebd63f9cab014ab69266306ce Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Milan=20Felix=20=C5=A0ulc?= <rkfelix@gmail.com>
Date: Mon, 17 Aug 2020 20:29:48 +0200
Subject: [PATCH] Structure: allow to skip defaults per structure

---
 src/Schema/Elements/Structure.php  | 12 +++++++++++-
 tests/Schema/Expect.structure.phpt | 22 ++++++++++++++++++++++
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/src/Schema/Elements/Structure.php b/src/Schema/Elements/Structure.php
index 209c9a5..66edbee 100644
--- a/src/Schema/Elements/Structure.php
+++ b/src/Schema/Elements/Structure.php
@@ -29,6 +29,9 @@ final class Structure implements Schema
 	/** @var array{?int, ?int} */
 	private $range = [null, null];
 
+	/** @var bool */
+	private $skipDefaults = false;
+
 
 	/**
 	 * @param  Schema[]  $items
@@ -72,6 +75,13 @@ public function otherItems($type = 'mixed'): self
 	}
 
 
+	public function skipDefaults(bool $state = true): self
+	{
+		$this->skipDefaults = $state;
+		return $this;
+	}
+
+
 	/********************* processing ****************d*g**/
 
 
@@ -170,7 +180,7 @@ public function complete($value, Context $context)
 				$value[$itemKey] = $itemVal->complete($value[$itemKey], $context);
 			} else {
 				$default = $itemVal->completeDefault($context); // checks required item
-				if (!$context->skipDefaults) {
+				if (!$context->skipDefaults && !$this->skipDefaults) {
 					$value[$itemKey] = $default;
 				}
 			}
diff --git a/tests/Schema/Expect.structure.phpt b/tests/Schema/Expect.structure.phpt
index 376db5c..a2c7cb1 100644
--- a/tests/Schema/Expect.structure.phpt
+++ b/tests/Schema/Expect.structure.phpt
@@ -479,3 +479,25 @@ test('deprecated other items', function () {
 	Assert::equal((object) ['key' => null, 'other' => 'foo'], $processor->process($schema, ['other' => 'foo']));
 	Assert::same(["The item 'other' is deprecated."], $processor->getWarnings());
 });
+
+
+test('processing without default values skipped on structure', function () {
+	$schema = Expect::structure([
+		'foo1' => Expect::structure([
+			'bar' => Expect::string()->default('baz'),
+		])->skipDefaults()->castTo('array'),
+		'foo2' => Expect::structure([
+			'bar' => Expect::string()->default('baz'),
+		])->castTo('array'),
+	])->castTo('array');
+
+	$processor = new Processor;
+
+	Assert::equal(
+		[
+			'foo1' => [],
+			'foo2' => ['bar' => 'baz'],
+		],
+		$processor->process($schema, [])
+	);
+});