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generator_Module_Pointer_method.R
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executable file
·94 lines (80 loc) · 3.38 KB
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#!/usr/bin/Rscript
#
# Generator for inst/include/Rcpp/module/Module_generated_Pointer_method.h
#
# Copyright (C) 2010 - 2014 Dirk Eddelbuettel and Romain Francois
fun <- function(i) {
index <- (1:i)-1
collapse <- function(x) paste(x, collapse = ", ")
typenames <- collapse(sprintf("typename U%d", index))
u <- collapse(sprintf("U%d u%d", index, index))
as <- collapse(sprintf("Rcpp::as< typename Rcpp::traits::remove_const_and_reference<U%d>::type>(args[%d])",
index, index))
U <- collapse(sprintf("U%d", index))
txt <- sprintf('
template <typename RESULT_TYPE, %s>
self& method(const char* name_, RESULT_TYPE (*fun)(Class*, %s),
const char* docstring = 0, ValidMethod valid = &yes_arity<%d>) {
AddMethod(name_, new Pointer_CppMethod%d<Class,RESULT_TYPE,%s>(fun), valid, docstring);
return *this;
}
template <typename RESULT_TYPE, %s>
self& const_method(const char* name_, RESULT_TYPE (*fun)(const Class*, %s),
const char* docstring = 0, ValidMethod valid = &yes_arity<%d>) {
AddMethod(name_, new Const_Pointer_CppMethod%d<Class,RESULT_TYPE,%s>(fun), valid, docstring);
return *this ;
}',
typenames, # typename U0, ...
u, # U0 u0, ...
i,
i,
U, # U0, ...
typenames, # typename U0, ...
u, # U0 u0, ...
i,
i,
U # U0, ...
)
}
file <- sprintf(
'// -*- mode: C++; c-indent-level: 4; c-basic-offset: 4; indent-tabs-mode: nil; -*-
//
// Module_generated_Pointer_method.h: -- generated helper code for Modules
// see rcpp-scripts repo for generator script
//
// Copyright (C) 2010 - 2014 Dirk Eddelbuettel and Romain Francois
//
// This file is part of Rcpp.
//
// Rcpp is free software: you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 2 of the License, or
// (at your option) any later version.
//
// Rcpp is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Rcpp. If not, see <http://www.gnu.org/licenses/>.
#ifndef Rcpp_Module_generated_Pointer_method_h
#define Rcpp_Module_generated_Pointer_method_h
template <typename RESULT_TYPE>
self& method(const char* name_, RESULT_TYPE (*fun)(Class*),
const char* docstring = 0, ValidMethod valid = &yes) {
AddMethod(name_, new Pointer_CppMethod0<Class,RESULT_TYPE>(fun), valid, docstring);
return *this;
}
template <typename RESULT_TYPE>
self& const_method(const char* name_, RESULT_TYPE (*fun)(const Class*),
const char* docstring = 0, ValidMethod valid = &yes ){
AddMethod(name_, new Const_Pointer_CppMethod0<Class,RESULT_TYPE>( fun ), valid, docstring);
return *this;
}
%s
#endif
', paste(sapply(1:65, fun), collapse = "\n")
)
stopifnot(file.exists("inst/include/Rcpp/module/"))
writeLines( file, "inst/include/Rcpp/module/Module_generated_Pointer_method.h")