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cwNumericConvert.h : Added string_to_number<boo>()

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This commit is contained in:
kpl 2020-03-23 10:43:38 -04:00
parent bcb6b37df4
commit 545f8b808f
1 changed files with 23 additions and 2 deletions
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25
cwNumericConvert.h
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@ -75,7 +75,7 @@ namespace cw
rc_t string_to_number( const char* s, T& valueRef ) rc_t string_to_number( const char* s, T& valueRef )
{ {
if( s == nullptr ) if( s == nullptr )
valueRef = 0; valueRef = 0; // BUG BUG BUG why is this not an error ????
else else
{ {
errno = 0; errno = 0;
@ -93,7 +93,7 @@ namespace cw
rc_t string_to_number<double>( const char* s, double& valueRef ) rc_t string_to_number<double>( const char* s, double& valueRef )
{ {
if( s == nullptr ) if( s == nullptr )
valueRef = 0; valueRef = 0; // BUG BUG BUG why is this not an error ????
else else
{ {
errno = 0; errno = 0;
@ -117,11 +117,32 @@ namespace cw
return numeric_convert(d,valueRef); return numeric_convert(d,valueRef);
} }
template < > inline
rc_t string_to_number<bool>( const char* s, bool& valueRef )
{
s = nextNonWhiteChar(s);
if( s == nullptr )
valueRef = false; // BUG BUG BUG why is this not an error ????
else
{
if( strncmp( "true", s, 4) == 0 )
valueRef = true;
else
if( strncmp( "false", s, 5) == 0 )
valueRef = false;
else
return cwLogError(kOpFailRC,"String to number conversion failed on '%s'.", cwStringNullGuard(s));
}
return kOkRC;
}
template< typename T > template< typename T >
void number_to_string( const T& v, const char* fmt, char* buf, int bufN ) void number_to_string( const T& v, const char* fmt, char* buf, int bufN )
{ snprintf(buf,bufN,fmt,v); } { snprintf(buf,bufN,fmt,v); }
} }
#endif #endif