Fix: Add parameter type declarations

CHANGELOG.md

@@ -12,6 +12,7 @@ For a full diff see [`0.6.0...master`][0.6.0...master].
 
 - Changed return type declaration of `NodeInterface::root()` from `self` to `static` ([#149]), by [@localheinz]
 - Added a missing return type declaration to `NodeInterface::getSize()` ([#150]), by [@localheinz]
+- Added parameter type declarations ([#151]), by [@localheinz]
 
 ## [`0.6.0`][0.6.0]
 
@@ -222,6 +223,7 @@ For a full diff see [`fcfd14e...v0.1.1`][fcfd14e...0.1.1].
 [#148]: https://github.com/nicmart/Tree/pull/148
 [#149]: https://github.com/nicmart/Tree/pull/149
 [#150]: https://github.com/nicmart/Tree/pull/150
+[#151]: https://github.com/nicmart/Tree/pull/151
 
 [@asalazar-pley]: https://github.com/asalazar-pley
 [@Djuki]: https://github.com/Djuki

psalm-baseline.xml

@@ -31,9 +31,6 @@
       <code>array</code>
       <code>array</code>
     </LessSpecificImplementedReturnType>
-    <MissingParamType>
-      <code>$value</code>
-    </MissingParamType>
     <MixedArgument>
       <code>$child</code>
     </MixedArgument>
@@ -98,15 +95,6 @@
     <ArgumentTypeCoercion>
       <code>'Tree\Node\Node'</code>
     </ArgumentTypeCoercion>
-    <InvalidArgument>
-      <code>'a'</code>
-      <code>'a'</code>
-      <code>'a'</code>
-      <code>'b'</code>
-      <code>'b'</code>
-      <code>'b'</code>
-      <code>'c'</code>
-    </InvalidArgument>
     <InvalidDocblock>
       <code>array[Node]</code>
     </InvalidDocblock>

src/Builder/NodeBuilder.php

@@ -43,7 +43,7 @@ public function getNode(): NodeInterface
         return $this->nodeStack[\count($this->nodeStack) - 1];
     }
 
-    public function leaf($value = null): static
+    public function leaf(mixed $value = null): static
     {
         $this->getNode()->addChild(
             $this->nodeInstanceByValue($value),
@@ -52,7 +52,7 @@ public function leaf($value = null): static
         return $this;
     }
 
-    public function leafs($value1 /* ,  $value2, ... */): static
+    public function leafs(mixed $value1 /* ,  $value2, ... */): static
     {
         foreach (\func_get_args() as $value) {
             $this->leaf($value);
@@ -61,7 +61,7 @@ public function leafs($value1 /* ,  $value2, ... */): static
         return $this;
     }
 
-    public function tree($value = null): static
+    public function tree(mixed $value = null): static
     {
         $node = $this->nodeInstanceByValue($value);
         $this->getNode()->addChild($node);
@@ -77,12 +77,12 @@ public function end(): ?static
         return $this;
     }
 
-    public function nodeInstanceByValue($value = null): NodeInterface
+    public function nodeInstanceByValue(mixed $value = null): NodeInterface
     {
         return new Node($value);
     }
 
-    public function value($value): static
+    public function value(mixed $value): static
     {
         $this->getNode()->setValue($value);
 

src/Builder/NodeBuilderInterface.php

@@ -32,31 +32,23 @@ public function getNode(): NodeInterface;
 
     /**
      * Set the value of the underlaying node.
-     *
-     * @param mixed $value
      */
-    public function value($value): static;
+    public function value(mixed $value): static;
 
     /**
      * Add a leaf to the node.
-     *
-     * @param mixed $value The value of the leaf node
      */
-    public function leaf($value = null): static;
+    public function leaf(mixed $value = null): static;
 
     /**
      * Add several leafs to the node.
-     *
-     * @param mixed ...$value An arbitrary long list of values
      */
-    public function leafs($value /* ,  $value2, ... */): static;
+    public function leafs(mixed $value /* ,  $value2, ... */): static;
 
     /**
      * Add a child to the node enter in its scope.
-     *
-     * @param null $value
      */
-    public function tree($value = null): static;
+    public function tree(mixed $value = null): static;
 
     /**
      * Goes up to the parent node context.
@@ -66,8 +58,6 @@ public function end(): ?static;
     /**
      * Return a node instance set with the given value. Implementation can follow their own logic
      * in choosing the NodeInterface implmentation taking into account the value.
-     *
-     * @param mixed $value
      */
-    public function nodeInstanceByValue($value = null): NodeInterface;
+    public function nodeInstanceByValue(mixed $value = null): NodeInterface;
 }

src/Node/Node.php

@@ -20,7 +20,7 @@ class Node implements NodeInterface
      * @param NodeInterface[] $children
      */
     public function __construct(
-        $value = null,
+        mixed $value = null,
         array $children = [],
     ) {
         $this->setValue($value);

src/Node/NodeInterface.php

@@ -22,10 +22,8 @@ interface NodeInterface
 {
     /**
      * Set the value of the current node.
-     *
-     * @param mixed $value
      */
-    public function setValue($value): static;
+    public function setValue(mixed $value): static;
 
     /**
      * Get the current node value.

src/Node/NodeTrait.php

@@ -26,7 +26,7 @@ trait NodeTrait
      */
     private array $children = [];
 
-    public function setValue($value): static
+    public function setValue(mixed $value): static
     {
         $this->value = $value;