psalm.xml

<?xml version="1.0"?>
<psalm
    name="Psalm for BlueSnap Omnipay driver"
    stopOnFirstError="false"
    useDocblockTypes="true"
    strictBinaryOperands="true"
    totallyTyped="true"
    rememberPropertyAssignmentsAfterCall="false"
    >
  <projectFiles>
    <directory name="src" />
    <directory name="tests" />
    <directory name="psalm_plugins" />
  </projectFiles>

  <fileExtensions>
    <extension name=".php" />
  </fileExtensions>

  <plugins>
    <plugin filename="psalm_plugins/StringChecker.php" />
  </plugins>

  <issueHandlers>
    <MissingConstructor>
      <errorLevel type="suppress">
        <directory name="tests" />
      </errorLevel>
    </MissingConstructor>
    <PropertyNotSetInConstructor errorLevel="suppress" />
    <MixedInferredReturnType errorLevel="suppress" />
  </issueHandlers>

  <mockClasses>
    <class name="Mockery\MockInterface" />
  </mockClasses>
</psalm>