getDefinitionWithReplacements example

$replace['%parent'] = $parent;
      }
      if (isset($name)) {
        $replace['%key'] = $name;
      }
      $type = $this->replaceName($type, $replace);
      // Remove the type from the definition so that it is replaced with the       // concrete type from schema definitions.       unset($definition['type']);
    }
    // Add default values from type definition.     $definition += $this->getDefinitionWithReplacements($type, $replace);

    $data_definition = $this->createDataDefinition($definition['type']);

    // Pass remaining values from definition array to data definition.     foreach ($definition as $key => $value) {
      if (!isset($data_definition[$key])) {
        $data_definition[$key] = $value;
      }
    }
    return $data_definition;
  }