83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
// -*- mode: C++; c-indent-level: 4; c-basic-offset: 4; tab-width: 8 -*-
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//
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// Function.cpp: Rcpp R/C++ interface class library -- Rcpp::Function unit tests
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//
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// Copyright (C) 2013 Dirk Eddelbuettel and Romain Francois
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//
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// This file is part of Rcpp.
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//
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// Rcpp is free software: you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 2 of the License, or
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// (at your option) any later version.
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//
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// Rcpp is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Rcpp. If not, see <http://www.gnu.org/licenses/>.
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#include <Rcpp.h>
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using namespace Rcpp ;
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// [[Rcpp::export]]
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Function function_(SEXP x){ return Function(x) ; }
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// [[Rcpp::export]]
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Function function_cons_env(std::string x, SEXP env) {
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return Function(x, env);
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}
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// [[Rcpp::export]]
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Function function_cons_ns(std::string x, std::string ns) {
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return Function(x, ns);
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}
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// [[Rcpp::export]]
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NumericVector function_variadic(Function sort, NumericVector y){
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return sort( y, Named("decreasing", true) ) ;
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}
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// [[Rcpp::export]]
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Environment function_env(Function fun){
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return fun.environment() ;
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}
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// [[Rcpp::export]]
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IntegerVector function_unarycall(List x){
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Function len( "length" ) ;
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IntegerVector output( x.size() ) ;
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std::transform(
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x.begin(), x.end(),
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output.begin(),
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unary_call<IntegerVector,int>(len)
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) ;
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return output ;
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}
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// [[Rcpp::export]]
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List function_binarycall(List list,IntegerVector vec){
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Function pmin( "pmin" ) ;
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List output( list.size() ) ;
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std::transform(
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list.begin(), list.end(),
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vec.begin(),
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output.begin(),
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binary_call<IntegerVector,int,IntegerVector>(pmin)
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) ;
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return output ;
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}
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// [[Rcpp::export]]
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Function function_namespace_env(){
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Environment ns = Environment::namespace_env( "stats" ) ;
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Function fun = ns[".asSparse"] ; // accesses a non-exported function
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return fun;
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}
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// [[Rcpp::export]]
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void exec(Function f) { f(); }
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