Class type `Chartjs_datalabels.optionContext`

method active : bool Js_of_ocaml.Js.t Js_of_ocaml.Js.readonly_prop
method chart : Chartjs.chart Js_of_ocaml.Js.t Js_of_ocaml.Js.readonly_prop
method dataIndex : int Js_of_ocaml.Js.readonly_prop
method dataset : Chartjs.dataset Js_of_ocaml.Js.t Js_of_ocaml.Js.readonly_prop
method datasetIndex : int Js_of_ocaml.Js.readonly_prop