Fixed some WARNINGs.

.Rbuildignore

@@ -14,3 +14,4 @@
 ^src/\.clang-format$
 ^src/core/\.clang-format$
 ^src/core/test$
+^.vscode$

NAMESPACE

@@ -1,10 +1,10 @@
 # Generated by roxygen2: do not edit by hand
 
-S3method("*",DiffOpObject)
+S3method("*",DifferentialOp)
 S3method("*",Function)
 S3method("*",FunctionGrad)
-S3method("+",DiffOpObject)
-S3method("-",DiffOpObject)
+S3method("+",DifferentialOp)
+S3method("-",DifferentialOp)
 S3method("st_crs<-",Domain)
 S3method(plot,Function)
 S3method(plot,Mesh)
@@ -25,21 +25,10 @@ export(dot)
 export(grad)
 export(laplace)
 export(read_mesh)
-exportClasses(BasisFunction)
-exportClasses(DiffOpObject)
-exportClasses(DiffusionOperator)
-exportClasses(Domain)
-exportClasses(Function)
-exportClasses(FunctionGrad)
-exportClasses(FunctionSpace)
-exportClasses(Mesh)
-exportClasses(Pde)
-exportClasses(ReactionOperator)
-exportClasses(TimeDerivative)
-exportClasses(TransportOperator)
 exportMethods(contour)
 exportMethods(dt)
 import(Matrix)
+import(R6)
 import(Rcpp)
 import(RcppEigen)
 import(methods)

R/domain.R

@@ -16,19 +16,11 @@
                       )
 )
 
-#' @name Domain
-#'
-#' @exportClass Domain
 setOldClass(c("Domain", "R6"))
 
-#' Mesh 
-#'
-#' @name Mesh
-#'
-#' @exportClass Mesh
 setOldClass(c("Mesh","Domain"))
 
-#' S4 class representing a spatial (spatio-temporal) domain
+#' R6 class representing a spatial (spatio-temporal) domain
 #' 
 #' @param x could be a \code{pslg} returned by \code{\link[RTriangle]{triangulate}}, 
 #' a \code{sfc} returned by \code{\link[sf]{st_geometry}} or a named list containing:
@@ -294,7 +286,7 @@ setMethod("build_mesh", signature=c("Domain", "numeric", "numeric"),
 #'
 #' @param op1 A mesh object created by \code{Mesh}.
 #' @param op2 A numeric vector.
-#' @return An S4 object representing a spatio-temporal domain.
+#' @return A R6 object representing a spatio-temporal domain.
 #' @rdname Domain_times_vector
 #' @export 
 setGeneric("%X%", function(op1, op2) standardGeneric("%X%"))

R/function_space.R

@@ -32,11 +32,6 @@
   )
 )
 
-#' Finite Element Basis 
-#'
-#' @name Basis
-#'
-#' @exportClass BasisFunction
 setOldClass(c("BasisFunction", "R6"))
 
 setGeneric("BasisFunction", function(mesh, fe_order) standardGeneric("BasisFunction"))
@@ -74,18 +69,13 @@ setMethod("BasisFunction", signature = signature("Mesh","integer"),
                               )
 )
 
-#' Finite Element Functional Space
-#'
-#' @name FunctionSpace
-#'
-#' @exportClass FunctionSpace
 setOldClass(c("FunctionSpace", "R6"))
 
 #' Create FunctionSpace object
 #'
 #' @param mesh A mesh object created by \code{Mesh}:
 #' @param fe_order Either '1' or '2'. It specifies the finite element order.
-#' @return An S4 object representing a Function Space.
+#' @return A R6 object representing a Function Space.
 #' @export 
 #' @rdname FunctionSpace
 setGeneric("FunctionSpace", function(mesh, fe_order) standardGeneric("FunctionSpace"))
@@ -169,19 +159,14 @@ setMethod("FunctionSpace", signature = c(mesh="Mesh", fe_order="missing"),
                         )
 )
 
-#' Finite Element Function
-#'
-#' @name Function
-#'
-#' @exportClass Function
 setOldClass(c("Function", "R6"))
 
 ## constructor
 
 #' Create Function object
 #'
 #' @param FunctionSpace a FunctionSpace object created by \code{FunctionSpace}:
-#' @return An S4 object representing a Function belonging to the FunctionSpace passed as parameter.
+#' @return A R6 object representing a Function belonging to the FunctionSpace passed as parameter.
 #' @export 
 #' @examples
 #' \dontrun{

R/modules.R

@@ -4,6 +4,7 @@
 #' @importFrom Rcpp evalCpp
 #' @import plotly
 #' @import Matrix
+#' @import R6
 NULL
 
 ## load required modules