face.family: Some font family
face.style: normal
face.weight: normal
face.stretch: normal
face.unicodeRange: U+0-10FFFF
face.featureSettings: normal
face.variationSettings: normal
face.display: auto
face.ascentOverride: normal
face.descentOverride: normal
face.lineGapOverride: normal
face.family: Another font family
face.style: italic
face.weight: bold
face.stretch: condensed
face.family = 1: SyntaxError: FontFace.family setter: Invalid descriptor value
face.style = 1: SyntaxError: FontFace.style setter: Invalid descriptor value
face.weight = 500kg: SyntaxError: FontFace.weight setter: Invalid descriptor value
face.stretch = super stretched: SyntaxError: FontFace.stretch setter: Invalid descriptor value