File: cpp11_explicit_conversion_operators.i

package info (click to toggle)
swig 4.0.2-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 42,876 kB
  • sloc: cpp: 61,013; ansic: 27,612; java: 14,670; python: 10,632; cs: 8,103; makefile: 6,287; yacc: 6,197; sh: 5,247; ruby: 5,172; perl: 3,541; php: 2,069; ml: 2,066; lisp: 1,894; javascript: 1,300; tcl: 1,091; xml: 115
file content (41 lines) | stat: -rw-r--r-- 712 bytes parent folder | download | duplicates (11)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
/* This interface checks whether SWIG correctly compiles the new
   explicit conversion operators feature introduced in C++11.
*/
%module cpp11_explicit_conversion_operators

%warnfilter(SWIGWARN_LANG_IDENTIFIER) Testable::operator bool;
%rename(AsInteger) Testable::operator int;

%inline %{

class U {
public:
  int u;
};

class V {
public:
  int v;
};

class TestClass {
public:
  //implicit converting constructor
  TestClass( U const &val ) { t=val.u; }
  // explicit constructor
  explicit TestClass( V const &val ) { t=val.v; }

  int t;
};

struct Testable {
  // explicit conversion operator
  explicit operator bool() const {
    return false;
  }
  explicit operator int() {
    return 42;
  }
};
%}