add operator double() to Date, Datetime

roll Version, Date

Author: eddelbuettel

ChangeLog

@@ -1,3 +1,8 @@
+2016-10-18  Dirk Eddelbuettel  <[email protected]>
+
+        * inst/include/Rcpp/date_datetime/Date.h (Rcpp): Add operator double()
+        * inst/include/Rcpp/date_datetime/Datetime.h (Rcpp): Ditto
+
 2016-10-17  Dirk Eddelbuettel  <[email protected]>
 
         * inst/include/Rcpp/date_datetime/newDatetimeVector.h (Rcpp): Allow

DESCRIPTION

@@ -1,9 +1,9 @@
 Package: Rcpp
 Title: Seamless R and C++ Integration
-Version: 0.12.7.1
-Date: 2016-09-05
-Author: Dirk Eddelbuettel, Romain Francois, JJ Allaire, Kevin Ushey,
- Qiang Kou, Douglas Bates and John Chambers
+Version: 0.12.7.2
+Date: 2016-10-18
+Author: Dirk Eddelbuettel, Romain Francois [2009-2013], JJ Allaire, Kevin Ushey,
+ Qiang Kou, Douglas Bates [2010-2012] and John Chambers
 Maintainer: Dirk Eddelbuettel <[email protected]>
 Description: The 'Rcpp' package provides R functions as well as C++ classes which
  offer a seamless integration of R and C++. Many R data types and objects can be

inst/include/Rcpp/date_datetime/Date.h

@@ -98,6 +98,10 @@ namespace Rcpp {
            return traits::is_na<REALSXP>(m_d);
         }
 
+        operator double() const {
+            return m_d;
+        }
+
     private:
         double m_d;                 // (fractional) day number, relative to epoch of Jan 1, 1970
         struct tm m_tm;             // standard time representation

inst/include/Rcpp/date_datetime/Datetime.h

@@ -65,6 +65,8 @@ namespace Rcpp {
 
         inline int is_na() const { return traits::is_na<REALSXP>(m_dt); }
 
+        operator double()  const { return m_dt; }
+
     private:
         double m_dt;            // fractional seconds since epoch
         struct tm m_tm;         // standard time representation