// FontDescription::cffHinting
TypeError: Error #2007: Parameter cffHinting must be non-null.
ArgumentError: Error #2008: Parameter cffHinting must be one of the accepted values.
// FontDescription::fontLookup
TypeError: Error #2007: Parameter fontLookup must be non-null.
ArgumentError: Error #2008: Parameter fontLookup must be one of the accepted values.
// FontDescription::fontName
TypeError: Error #2007: Parameter fontName must be non-null.
// FontDescription::fontPosture
TypeError: Error #2007: Parameter fontPosture must be non-null.
ArgumentError: Error #2008: Parameter fontPosture must be one of the accepted values.
// FontDescription::fontWeight
TypeError: Error #2007: Parameter fontWeight must be non-null.
ArgumentError: Error #2008: Parameter fontWeight must be one of the accepted values.
// FontDescription::renderingMode
TypeError: Error #2007: Parameter renderingMode must be non-null.
ArgumentError: Error #2008: Parameter renderingMode must be one of the accepted values.
// cffHinting: none
// cffHinting: horizontalStem
// fontLookup: device
// fontLookup: embeddedCFF
// fontPosture: normal
// fontPosture: italic
// fontWeight: normal
// fontWeight: bold
// renderingMode: normal
// renderingMode: cff
