error readability

Author: vearutop

README.md

@@ -118,11 +118,12 @@ No valid results for oneOf {
 } at #->properties:root->patternProperties[^[a-zA-Z0-9_]+$]:zoo
 ```
 
-For ambiguous schemas defined with `oneOf`/`anyOf` message is indented multi-line.
+For ambiguous schemas defined with `oneOf`/`anyOf` message is indented multi-line string.
 
-Processing path is a combination of schema and data pointers. You can use `PointerUtil` to extract schema/data pointer.
+Processing path is a combination of schema and data pointers. You can use `InvalidValue->getSchemaPointer()`
+and `InvalidValue->getDataPointer()` to extract schema/data pointer.
 
-You can build `Error` tree from exception using `InvalidValue::inspect($exception)`.
+You can build error tree using `InvalidValue->inspect()`.
 
 ### PHP structured classes with validation
 

src/InvalidValue.php

@@ -24,18 +24,29 @@ public function addPath($path)
     const NOT_IMPLEMENTED = 2;
 
 
-    public static function inspect(InvalidValue $invalidValue)
+    public function inspect()
     {
         $error = new Error();
-        $error->error = $invalidValue->error;
-        $error->processingPath = $invalidValue->path;
+        $error->error = $this->error;
+        $error->processingPath = $this->path;
         $error->dataPointer = PointerUtil::getDataPointer($error->processingPath);
         $error->schemaPointers = PointerUtil::getSchemaPointers($error->processingPath);
-        if ($invalidValue instanceof LogicException) {
-            foreach ($invalidValue->subErrors as $nestedError) {
-                $error->subErrors[] = self::inspect($nestedError);
+        if ($this instanceof LogicException) {
+            foreach ($this->subErrors as $subError) {
+                $error->subErrors[] = $subError->inspect();
             }
         }
         return $error;
     }
+
+    public function getSchemaPointer()
+    {
+        return PointerUtil::getSchemaPointer($this->path);
+    }
+
+    public function getDataPointer()
+    {
+        return PointerUtil::getDataPointer($this->path);
+    }
+
 }

tests/src/PHPUnit/Error/ErrorTest.php

@@ -169,8 +169,10 @@ public function testErrorMessage()
             $this->fail('Exception expected');
         } catch (InvalidValue $exception) {
             $this->assertSame($expectedException, $exception->getMessage());
-            $error = InvalidValue::inspect($exception);
+            $error = $exception->inspect();
             $this->assertSame($errorInspected, print_r($error, 1));
+            $this->assertSame('/properties/root/patternProperties/^[a-zA-Z0-9_]+$', $exception->getSchemaPointer());
+            $this->assertSame('/root/zoo', $exception->getDataPointer());
         }
     }