handle coercion of multiple types (#322)

Author: shmax

src/JsonSchema/Constraints/ObjectConstraint.php

@@ -201,18 +201,20 @@ protected function toInteger($value)
      */
     protected function coerce($value, $definition)
     {
-        $type = isset($definition->type)?$definition->type:null;
-        if($type){
-            switch($type){
-                case "boolean":
-                    $value = $this->toBoolean($value);
-                    break;
-                case "integer":
-                    $value = $this->toInteger($value);
-                    break;
-                case "number":
-                    $value = $this->toNumber($value);
-                    break;
+        $types = isset($definition->type)?$definition->type:null;
+        if($types){
+            foreach((array)$types as $type) {
+                switch ($type) {
+                    case "boolean":
+                        $value = $this->toBoolean($value);
+                        break;
+                    case "integer":
+                        $value = $this->toInteger($value);
+                        break;
+                    case "number":
+                        $value = $this->toNumber($value);
+                        break;
+                }
             }
         }
         return $value;

tests/Constraints/CoerciveTest.php

@@ -58,6 +58,10 @@ public function testValidCoerceCases($input, $schema, $errors = array())
         $this->assertTrue(gettype($value->integer) == "integer");
         $this->assertTrue(gettype($value->boolean) == "boolean");
 
+        $this->assertTrue(gettype($value->multitype1) == "boolean");
+        $this->assertTrue(gettype($value->multitype2) == "double");
+        $this->assertTrue(gettype($value->multitype3) == "integer");
+
         $this->assertTrue($validator->isValid(), print_r($validator->getErrors(), true));
     }
 
@@ -112,6 +116,9 @@ public function getValidCoerceTests()
                   "array":[],
                   "null":null,
                   "any": "string",
+                  "multitype1": "false",
+                  "multitype2": "1.2",
+                  "multitype3": "7",
                   "any1": 2.6,
                   "any2": 4,
                   "any3": false,
@@ -130,6 +137,9 @@ public function getValidCoerceTests()
                     "array":{"type":"array"},
                     "null":{"type":"null"},
                     "any": {"type":"any"},
+                    "multitype1": {"type":["boolean","integer","number"]},
+                    "multitype2": {"type":["boolean","integer","number"]},
+                    "multitype3": {"type":["boolean","integer","number"]},
                     "any1": {"type":"any"},
                     "any2": {"type":"any"},
                     "any3": {"type":"any"},