val create_itemDefaults :
?commitCharacters:string list->?editRange:[ `Range of Linol_lsp__Types.Range.t| `EditRange of editRange ]->?insertTextFormat:Linol_lsp__Types.InsertTextFormat.t->?insertTextMode:Linol_lsp__Types.InsertTextMode.t->?data:Linol_lsp.Import.Json.t->unit ->itemDefaults