Class.Propertytype ('M, 'T) t = 'T * ('M, 'T) t'and ('M, 'T) t' = {key : ('M, 'T) Expression.Object.Property.key;value : ('M, 'T) value;annot : ('M, 'T) Type.annotation_or_hint;static : bool;variance : 'M Variance.t option;comments : ('M, unit) Syntax.t option;}