Merge pull request #6 from sasezaki/hotfix/boolean

support bool

README.md

@@ -14,6 +14,12 @@ This is VERY VERY **Experimental** .
 * NOT support global variables.
 * NOT support variables in namespace. 
 
+## 
+```
+$ composer require --dev struggle-for-php/sfp-psalm-typed-local-variable-plugin
+$ vendor/bin/psalm-plugin enable struggle-for-php/sfp-psalm-typed-local-variable-plugin
+```
+
 ## demo
 
 ```php

src/AssignAnalyzer.php

@@ -13,12 +13,15 @@
 use Psalm\Internal\Type\Comparator\UnionTypeComparator;
 use Psalm\IssueBuffer;
 use Psalm\StatementsSource;
+use Psalm\Type\Atomic\TBool;
+use Psalm\Type\Atomic\TFalse;
 use Psalm\Type\Atomic\TFloat;
 use Psalm\Type\Atomic\TInt;
 use Psalm\Type\Atomic\TLiteralFloat;
 use Psalm\Type\Atomic\TLiteralInt;
 use Psalm\Type\Atomic\TLiteralString;
 use Psalm\Type\Atomic\TString;
+use Psalm\Type\Atomic\TTrue;
 use Psalm\Type\Union;
 use Sfp\Psalm\TypedLocalVariablePlugin\Issue\InvalidScalarTypedLocalVariableIssue;
 use Sfp\Psalm\TypedLocalVariablePlugin\Issue\InvalidTypedLocalVariableIssue;
@@ -54,6 +57,8 @@ private static function rollupLiteral(Union $firstDeclare): Union
                 $types[] = new TInt();
             } elseif ($atomicType instanceof TLiteralFloat) {
                 $types[] = new TFloat();
+            } elseif ($atomicType instanceof TFalse || $atomicType instanceof TTrue) {
+                $types[] = new TBool();
             } else {
                 $types[] = $atomicType;
             }

tests/Unit/TypedLocalVariableCheckerTest.php

@@ -65,15 +65,19 @@ function func () : void {
     $float = 0.2;
     // $float = 1; // allowed
     $float = false;
+    $bool = false;
+    $bool = true;
+    $bool = 1;
 }
 CODE
         );
         $this->analyzeFile(__METHOD__, new Context());
 
-        $this->assertSame(3, IssueBuffer::getErrorCount());
+        $this->assertSame(4, IssueBuffer::getErrorCount());
         $this->assertSame('$string = false;', trim(current(IssueBuffer::getIssuesData())[0]->snippet));
         $this->assertSame('$int = false;', trim(current(IssueBuffer::getIssuesData())[1]->snippet));
         $this->assertSame('$float = false;', trim(current(IssueBuffer::getIssuesData())[2]->snippet));
+        $this->assertSame('$bool = 1;', trim(current(IssueBuffer::getIssuesData())[3]->snippet));
     }
 
     /**