Rcpp Version 0.12.12
is.h
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1 // -*- mode: C++; c-indent-level: 4; c-basic-offset: 4; indent-tabs-mode: nil; -*-
2 //
3 // is.h: Rcpp R/C++ interface class library -- is implementations
4 //
5 // Copyright (C) 2013 - 2015 Dirk Eddelbuettel and Romain Francois
6 //
7 // This file is part of Rcpp.
8 //
9 // Rcpp is free software: you can redistribute it and/or modify it
10 // under the terms of the GNU General Public License as published by
11 // the Free Software Foundation, either version 2 of the License, or
12 // (at your option) any later version.
13 //
14 // Rcpp is distributed in the hope that it will be useful, but
15 // WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 // GNU General Public License for more details.
18 //
19 // You should have received a copy of the GNU General Public License
20 // along with Rcpp. If not, see <http://www.gnu.org/licenses/>.
21 
22 #ifndef Rcpp_api_meat_is_h
23 #define Rcpp_api_meat_is_h
24 
25 namespace Rcpp {
26  namespace internal {
27 
28  inline bool is_atomic(SEXP x) { return Rf_length(x) == 1; }
29  inline bool is_matrix(SEXP x) {
30  SEXP dim = Rf_getAttrib( x, R_DimSymbol);
31  return dim != R_NilValue && Rf_length(dim) == 2;
32  }
33  template <> inline bool is__simple<int>(SEXP x) {
34  return is_atomic(x) && TYPEOF(x) == INTSXP;
35  }
36  template <> inline bool is__simple<double>(SEXP x) {
37  return is_atomic(x) && TYPEOF(x) == REALSXP;
38  }
39  template <> inline bool is__simple<bool>(SEXP x) {
40  return is_atomic(x) && TYPEOF(x) == LGLSXP;
41  }
42  template <> inline bool is__simple<std::string>(SEXP x) {
43  return is_atomic(x) && TYPEOF(x) == STRSXP;
44  }
45  template <> inline bool is__simple<String>(SEXP x) {
46  return is_atomic(x) && TYPEOF(x) == STRSXP;
47  }
48  template <> inline bool is__simple<Rcomplex>(SEXP x) {
49  return is_atomic(x) && TYPEOF(x) == CPLXSXP;
50  }
51  template <> inline bool is__simple<CharacterVector>(SEXP x) {
52  return TYPEOF(x) == STRSXP;
53  }
54  template <> inline bool is__simple<CharacterMatrix>(SEXP x) {
55  return TYPEOF(x) == STRSXP && is_matrix(x);
56  }
57  template <> inline bool is__simple<RObject>(SEXP) {
58  return true;
59  }
60  template <> inline bool is__simple<IntegerVector>(SEXP x) {
61  return TYPEOF(x) == INTSXP;
62  }
63  template <> inline bool is__simple<ComplexVector>(SEXP x) {
64  return TYPEOF(x) == CPLXSXP;
65  }
66  template <> inline bool is__simple<RawVector>(SEXP x) {
67  return TYPEOF(x) == RAWSXP;
68  }
69  template <> inline bool is__simple<NumericVector>(SEXP x) {
70  return TYPEOF(x) == REALSXP;
71  }
72  template <> inline bool is__simple<LogicalVector>(SEXP x) {
73  return TYPEOF(x) == LGLSXP;
74  }
75  template <> inline bool is__simple<Language>(SEXP x) {
76  return TYPEOF(x) == LANGSXP;
77  }
78  template <> inline bool is__simple<DottedPair>(SEXP x) {
79  return (TYPEOF(x) == LANGSXP) || (TYPEOF(x) == LISTSXP);
80  }
81  template <> inline bool is__simple<List>(SEXP x) {
82  return TYPEOF(x) == VECSXP;
83  }
84  template <> inline bool is__simple<IntegerMatrix>(SEXP x) {
85  return TYPEOF(x) == INTSXP && is_matrix(x);
86  }
87  template <> inline bool is__simple<ComplexMatrix>(SEXP x) {
88  return TYPEOF(x) == CPLXSXP && is_matrix(x);
89  }
90  template <> inline bool is__simple<RawMatrix>(SEXP x) {
91  return TYPEOF(x) == RAWSXP && is_matrix(x);
92  }
93  template <> inline bool is__simple<NumericMatrix>(SEXP x) {
94  return TYPEOF(x) == REALSXP && is_matrix(x);
95  }
96  template <> inline bool is__simple<LogicalMatrix>(SEXP x) {
97  return TYPEOF(x) == LGLSXP && is_matrix(x);
98  }
99  template <> inline bool is__simple<GenericMatrix>(SEXP x) {
100  return TYPEOF(x) == VECSXP && is_matrix(x);
101  }
102 
103 
104  template <> inline bool is__simple<DataFrame>(SEXP x) {
105  if( TYPEOF(x) != VECSXP ) return false;
106  return Rf_inherits( x, "data.frame" );
107  }
108  template <> inline bool is__simple<WeakReference>(SEXP x) {
109  return TYPEOF(x) == WEAKREFSXP;
110  }
111  template <> inline bool is__simple<Symbol>(SEXP x) {
112  return TYPEOF(x) == SYMSXP;
113  }
114  template <> inline bool is__simple<S4>(SEXP x) {
115  return ::Rf_isS4(x);
116  }
117  template <> inline bool is__simple<Reference>(SEXP x) {
118  if( ! ::Rf_isS4(x) ) return false;
119  return ::Rf_inherits(x, "envRefClass" );
120  }
121  template <> inline bool is__simple<Promise>(SEXP x) {
122  return TYPEOF(x) == PROMSXP;
123  }
124  template <> inline bool is__simple<Pairlist>(SEXP x) {
125  return TYPEOF(x) == LISTSXP;
126  }
127  template <> inline bool is__simple<Function>(SEXP x) {
128  return TYPEOF(x) == CLOSXP || TYPEOF(x) == SPECIALSXP || TYPEOF(x) == BUILTINSXP;
129  }
130  template <> inline bool is__simple<Environment>(SEXP x) {
131  return TYPEOF(x) == ENVSXP;
132  }
133  template <> inline bool is__simple<Formula>(SEXP x) {
134  if( TYPEOF(x) != LANGSXP ) return false;
135  return Rf_inherits(x, "formula");
136  }
137 
138  template <> inline bool is__simple<Date>(SEXP x) {
139  return is_atomic(x) && TYPEOF(x) == REALSXP && Rf_inherits(x, "Date");
140  }
141  template <> inline bool is__simple<Datetime>(SEXP x) {
142  return is_atomic(x) && TYPEOF(x) == REALSXP && Rf_inherits(x, "POSIXt");
143  }
144  template <> inline bool is__simple<DateVector>(SEXP x) {
145  return TYPEOF(x) == REALSXP && Rf_inherits(x, "Date");
146  }
147  template <> inline bool is__simple<DatetimeVector>(SEXP x) {
148  return TYPEOF(x) == REALSXP && Rf_inherits(x, "POSIXt");
149  }
150 
151  inline bool is_module_object_internal(SEXP obj, const char* clazz){
152  Environment env(obj);
153  SEXP sexp = env.get(".cppclass");
154  if (TYPEOF(sexp) != EXTPTRSXP) return false;
155  XPtr<class_Base> xp(sexp);
156  return xp->has_typeinfo_name(clazz);
157  }
158  template <typename T> bool is__module__object(SEXP x) {
159  if (!is__simple<S4>(x)) return false;
160  typedef typename Rcpp::traits::un_pointer<T>::type CLASS;
161  return is_module_object_internal(x, typeid(CLASS).name());
162  }
163 
164 
165  } // namespace internal
166 } // namespace Rcpp
167 
168 #endif
bool is__simple< ComplexVector >(SEXP x)
Definition: is.h:63
bool is__module__object(SEXP x)
Definition: is.h:158
bool is__simple< Rcomplex >(SEXP x)
Definition: is.h:48
bool is__simple< Language >(SEXP x)
Definition: is.h:75
bool is__simple< RawVector >(SEXP x)
Definition: is.h:66
bool is__simple< S4 >(SEXP x)
Definition: is.h:114
bool is__simple< LogicalMatrix >(SEXP x)
Definition: is.h:96
bool is__simple< Datetime >(SEXP x)
Definition: is.h:141
bool is__simple< RObject >(SEXP)
Definition: is.h:57
bool is__simple< GenericMatrix >(SEXP x)
Definition: is.h:99
bool is__simple< DataFrame >(SEXP x)
Definition: is.h:104
bool is__simple< Pairlist >(SEXP x)
Definition: is.h:124
bool is_module_object_internal(SEXP obj, const char *clazz)
Definition: is.h:151
bool is_atomic(SEXP x)
Definition: is.h:28
bool is__simple< Function >(SEXP x)
Definition: is.h:127
bool is__simple< String >(SEXP x)
Definition: is.h:45
bool is__simple< WeakReference >(SEXP x)
Definition: is.h:108
bool is__simple< CharacterMatrix >(SEXP x)
Definition: is.h:54
bool is__simple< Formula >(SEXP x)
Definition: is.h:133
bool is__simple< ComplexMatrix >(SEXP x)
Definition: is.h:87
bool is__simple< Date >(SEXP x)
Definition: is.h:138
bool is__simple< List >(SEXP x)
Definition: is.h:81
bool is__simple< Symbol >(SEXP x)
Definition: is.h:111
bool is__simple< RawMatrix >(SEXP x)
Definition: is.h:90
bool is__simple< NumericMatrix >(SEXP x)
Definition: is.h:93
bool is__simple< NumericVector >(SEXP x)
Definition: is.h:69
bool is_matrix(SEXP x)
Definition: is.h:29
bool is__simple< IntegerMatrix >(SEXP x)
Definition: is.h:84
bool is__simple< DateVector >(SEXP x)
Definition: is.h:144
bool is__simple< bool >(SEXP x)
Definition: is.h:39
bool is__simple< double >(SEXP x)
Definition: is.h:36
bool is__simple< int >(SEXP x)
Definition: is.h:33
bool is__simple< CharacterVector >(SEXP x)
Definition: is.h:51
bool is__simple< Environment >(SEXP x)
Definition: is.h:130
bool is__simple< Reference >(SEXP x)
Definition: is.h:117
bool is__simple< DatetimeVector >(SEXP x)
Definition: is.h:147
bool is__simple< LogicalVector >(SEXP x)
Definition: is.h:72
Rcpp API.
Definition: algo.h:28
Environment_Impl< PreserveStorage > Environment
Definition: Environment.h:401
bool is__simple< Promise >(SEXP x)
Definition: is.h:121
bool is__simple< IntegerVector >(SEXP x)
Definition: is.h:60
bool is__simple< DottedPair >(SEXP x)
Definition: is.h:78