watchers.xml

<TaskOptions>
  <TaskOptions>
    <option name="arguments" value="-i $FileName$" />
    <option name="checkSyntaxErrors" value="true" />
    <option name="description" />
    <option name="exitCodeBehavior" value="ERROR" />
    <option name="fileExtension" value="h" />
    <option name="immediateSync" value="false" />
    <option name="name" value="clang-format headers" />
    <option name="output" value="" />
    <option name="outputFilters">
      <array />
    </option>
    <option name="outputFromStdout" value="false" />
    <option name="program" value="clang-format" />
    <option name="runOnExternalChanges" value="false" />
    <option name="scopeName" value="Current File" />
    <option name="trackOnlyRoot" value="false" />
    <option name="workingDir" value="" />
    <envs />
  </TaskOptions>
  <TaskOptions>
    <option name="arguments" value="-i $FileName$" />
    <option name="checkSyntaxErrors" value="true" />
    <option name="description" />
    <option name="exitCodeBehavior" value="ERROR" />
    <option name="fileExtension" value="cpp" />
    <option name="immediateSync" value="false" />
    <option name="name" value="clang-format" />
    <option name="output" value="" />
    <option name="outputFilters">
      <array />
    </option>
    <option name="outputFromStdout" value="false" />
    <option name="program" value="clang-format" />
    <option name="runOnExternalChanges" value="false" />
    <option name="scopeName" value="Current File" />
    <option name="trackOnlyRoot" value="false" />
    <option name="workingDir" value="" />
    <envs />
  </TaskOptions>
</TaskOptions>