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/* -----------------------------------------------------------------------------
* std_string_view.i
*
* Typemaps for std::string_view and const std::string_view&
* These are mapped to a C# String and are passed around by value.
*
* To use non-const std::string_view references use the following %apply. Note
* that they are passed by value.
* %apply const std::string_view & {std::string_view &};
* ----------------------------------------------------------------------------- */
%{
#include <string_view>
#include <string>
%}
namespace std {
%naturalvar string_view;
class string_view;
// string_view
%typemap(ctype) string_view "const char *"
%typemap(imtype) string_view "string"
%typemap(cstype) string_view "string"
%typemap(csdirectorin) string_view "$iminput"
%typemap(csdirectorout) string_view "$cscall"
%typemap(in, canthrow=1) string_view
%{ if (!$input) {
SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "null string", 0);
return $null;
}
$1 = std::string_view($input); %}
%typemap(out) string_view %{ $result = SWIG_csharp_string_callback(std::string($1).c_str()); %}
%typemap(directorout, canthrow=1) string_view
%{ if (!$input) {
SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "null string", 0);
return $null;
}
$result = std::string_view($input); %}
%typemap(directorin) string_view %{ $input = std::string($1).c_str(); %}
%typemap(csin) string_view "$csinput"
%typemap(csout, excode=SWIGEXCODE) string_view {
string ret = $imcall;$excode
return ret;
}
%typemap(typecheck) string_view = char *;
%typemap(throws, canthrow=1) string_view
%{ SWIG_CSharpSetPendingException(SWIG_CSharpApplicationException, std::string($1).c_str());
return $null; %}
// const string_view &
%typemap(ctype) const string_view & "const char *"
%typemap(imtype) const string_view & "string"
%typemap(cstype) const string_view & "string"
%typemap(csdirectorin) const string_view & "$iminput"
%typemap(csdirectorout) const string_view & "$cscall"
%typemap(in, canthrow=1) const string_view &
%{ if (!$input) {
SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "null string", 0);
return $null;
}
$*1_ltype $1_str($input);
$1 = &$1_str; %}
%typemap(out) const string_view & %{ $result = SWIG_csharp_string_callback(std::string(*$1).c_str()); %}
%typemap(csin) const string_view & "$csinput"
%typemap(csout, excode=SWIGEXCODE) const string_view & {
string ret = $imcall;$excode
return ret;
}
%typemap(directorout, canthrow=1, warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const string_view &
%{ if (!$input) {
SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "null string", 0);
return $null;
}
/* possible thread/reentrant code problem */
static std::string $1_str;
$1_str = $input;
static $*1_ltype $1_strview;
$1_strview = $1_str;
$result = &$1_strview; %}
%typemap(directorin) const string_view & %{ $input = std::string($1).c_str(); %}
%typemap(csvarin, excode=SWIGEXCODE2) const string_view & %{
set {
$imcall;$excode
} %}
%typemap(csvarout, excode=SWIGEXCODE2) const string_view & %{
get {
string ret = $imcall;$excode
return ret;
} %}
%typemap(typecheck) const string_view & = char *;
%typemap(throws, canthrow=1) const string_view &
%{ SWIG_CSharpSetPendingException(SWIG_CSharpApplicationException, std::string($1).c_str());
return $null; %}
}
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