<xs:enumeration value="A string constant" />
<xs:enumeration value="${"A string constant"}" />
<xs:enumeration value="${variable.some_string + " will be concatenated"}" />
+ <xs:enumeration value="${to_lower(variable.some_string)}" />
+ <xs:enumeration value="${to_upper(variable.some_string)}" />
<xs:enumeration value="${"Concatenate string with number: " + variable.some_number}" />
<xs:enumeration value="${"Concatenate string with different strings based on bool: " + (variable.some_bool ? "Enabled" : "Disabled")}" />
<xs:enumeration value="${mouse_x < 640 ? "Left of middle" : variable.message_when_right_of_middle}" />
<xs:enumeration value="${sin(angle)}" />
<xs:enumeration value="${cos(angle)}" />
<xs:enumeration value="${abs(value)}" />
+ <xs:enumeration value="${floor(value)}" />
+ <xs:enumeration value="${length(str)}" />
<xs:enumeration value="${animate(expression_to_animate, duration, tweener)}" />
<xs:enumeration value="${animate(layer.to_follow.x, 200, "easeoutelastic")}" />
</xs:restriction>