Coding style: NULL => null

src/LeanMapper/Bridges/Nette/DI/LeanMapperExtension.php

@@ -22,9 +22,9 @@ class LeanMapperExtension extends Nette\DI\CompilerExtension
 
 
     /**
-     * @param string[]|string|NULL $scanDirs
+     * @param string[]|string|null $scanDirs
      */
-    public function __construct($scanDirs = NULL)
+    public function __construct($scanDirs = null)
     {
         $this->defaults['scanDirs'] = $scanDirs;
     }

src/LeanMapper/DefaultMapper.php

@@ -95,7 +95,7 @@ public function getRelationshipTable(string $sourceTable, string $targetTable):
      */
     public function getRelationshipColumn(string $sourceTable, string $targetTable, ?string $relationshipName = null): string
     {
-        return ($relationshipName !== NULL ? $relationshipName : $targetTable) . '_' . $this->getPrimaryKey($targetTable);
+        return ($relationshipName !== null ? $relationshipName : $targetTable) . '_' . $this->getPrimaryKey($targetTable);
     }
 
 

src/LeanMapper/Relationship/BelongsTo.php

@@ -59,7 +59,7 @@ public function getTargetTable(): ?string
 
     public function hasTargetTable(): bool
     {
-        return $this->targetTable !== NULL;
+        return $this->targetTable !== null;
     }
 
 

src/LeanMapper/Relationship/HasMany.php

@@ -67,7 +67,7 @@ public function getRelationshipTable(): ?string
 
     public function hasRelationshipTable(): bool
     {
-        return $this->relationshipTable !== NULL;
+        return $this->relationshipTable !== null;
     }
 
 

src/LeanMapper/Relationship/HasOne.php

@@ -55,7 +55,7 @@ public function getTargetTable(): ?string
 
     public function hasTargetTable(): bool
     {
-        return $this->targetTable !== NULL;
+        return $this->targetTable !== null;
     }
 
 }

tools/code-checker.php

@@ -49,6 +49,17 @@
 $checker->addTask([$tasks, 'tabIndentationChecker'], '*.json');
 $checker->addTask([$tasks, 'yamlIndentationChecker'], '*.php,*.phpt');
 $checker->addTask([$tasks, 'unexpectedTabsChecker'], '*.yml');
+$checker->addTask(function (string $contents, Nette\CodeChecker\Result $result) {
+    foreach (@token_get_all($contents) as $token) { // @ can trigger error
+        if (is_array($token) && $token[0] === T_STRING) {
+            $keyword = strtolower($token[1]);
+
+            if (($keyword === 'null' || $keyword === 'true' || $keyword === 'false') && $token[1] !== $keyword) {
+                $result->error("Invalid $keyword keyword", $token[2]);
+            }
+        }
+    }
+}, '*.php,*.phpt');
 
 $ok = $checker->run([__DIR__ . '/../']);