#include <iostream>
namespace cplor{
enum class style : unsigned char {
Reset = 0,
bold = 1,
dim = 2,
italic = 3,
underline = 4,
blink = 5,
reversed = 6,
conceal = 7,
crossed = 8
};
enum class fg : unsigned char {
def = 39,
black = 30,
red = 31,
green = 32,
yellow = 33,
blue = 34,
magenta = 35,
cyan = 36,
gray = 37
};
enum class bg : unsigned char {
def = 49,
black = 40,
red = 41,
green = 42,
yellow = 43,
blue = 44,
magenta = 45,
cyan = 46,
gray = 47
};
std::ostream &operator<<(std::ostream &os, style s)
{
return os <<"ESCAPE" << static_cast<int>(s) << "m";
}
}
int main(){
std::cout << "Starts here" << std::endl;
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
return 0;
}
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
prog.cpp: In function 'int main()':
prog.cpp:46:45: error: no match for 'operator<<' (operand types are 'std::basic_ostream<char>' and 'cplor::fg')
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:628:5: note: candidate: std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&&, const _Tp&) [with _CharT = char; _Traits = std::char_traits<char>; _Tp = cplor::fg] <near match>
operator<<(basic_ostream<_CharT, _Traits>&& __os, const _Tp& __x)
^
/usr/include/c++/5/ostream:628:5: note: conversion of argument 1 would be ill-formed:
prog.cpp:46:34: error: cannot bind 'std::basic_ostream<char>' lvalue to 'std::basic_ostream<char>&&'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:108:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__ostream_type& (*)(std::basic_ostream<_CharT, _Traits>::__ostream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(__ostream_type& (*__pf)(__ostream_type&))
^
/usr/include/c++/5/ostream:108:7: note: no known conversion for argument 1 from 'cplor::fg' to 'std::basic_ostream<char>::__ostream_type& (*)(std::basic_ostream<char>::__ostream_type&) {aka std::basic_ostream<char>& (*)(std::basic_ostream<char>&)}'
/usr/include/c++/5/ostream:117:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__ios_type& (*)(std::basic_ostream<_CharT, _Traits>::__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>; std::basic_ostream<_CharT, _Traits>::__ios_type = std::basic_ios<char>]
operator<<(__ios_type& (*__pf)(__ios_type&))
^
/usr/include/c++/5/ostream:117:7: note: no known conversion for argument 1 from 'cplor::fg' to 'std::basic_ostream<char>::__ios_type& (*)(std::basic_ostream<char>::__ios_type&) {aka std::basic_ios<char>& (*)(std::basic_ios<char>&)}'
/usr/include/c++/5/ostream:127:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(ios_base& (*__pf) (ios_base&))
^
/usr/include/c++/5/ostream:127:7: note: no known conversion for argument 1 from 'cplor::fg' to 'std::ios_base& (*)(std::ios_base&)'
/usr/include/c++/5/ostream:166:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(long __n)
^
/usr/include/c++/5/ostream:166:7: note: no known conversion for argument 1 from 'cplor::fg' to 'long int'
/usr/include/c++/5/ostream:170:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(unsigned long __n)
^
/usr/include/c++/5/ostream:170:7: note: no known conversion for argument 1 from 'cplor::fg' to 'long unsigned int'
/usr/include/c++/5/ostream:174:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(bool) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(bool __n)
^
/usr/include/c++/5/ostream:174:7: note: no known conversion for argument 1 from 'cplor::fg' to 'bool'
In file included from /usr/include/c++/5/ostream:638:0,
from /usr/include/c++/5/iostream:39,
from prog.cpp:1:
/usr/include/c++/5/bits/ostream.tcc:91:5: note: candidate: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(short int) [with _CharT = char; _Traits = std::char_traits<char>]
basic_ostream<_CharT, _Traits>::
^
/usr/include/c++/5/bits/ostream.tcc:91:5: note: no known conversion for argument 1 from 'cplor::fg' to 'short int'
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:181:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(short unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(unsigned short __n)
^
/usr/include/c++/5/ostream:181:7: note: no known conversion for argument 1 from 'cplor::fg' to 'short unsigned int'
In file included from /usr/include/c++/5/ostream:638:0,
from /usr/include/c++/5/iostream:39,
from prog.cpp:1:
/usr/include/c++/5/bits/ostream.tcc:105:5: note: candidate: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(int) [with _CharT = char; _Traits = std::char_traits<char>]
basic_ostream<_CharT, _Traits>::
^
/usr/include/c++/5/bits/ostream.tcc:105:5: note: no known conversion for argument 1 from 'cplor::fg' to 'int'
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:192:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(unsigned int __n)
^
/usr/include/c++/5/ostream:192:7: note: no known conversion for argument 1 from 'cplor::fg' to 'unsigned int'
/usr/include/c++/5/ostream:201:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(long long __n)
^
/usr/include/c++/5/ostream:201:7: note: no known conversion for argument 1 from 'cplor::fg' to 'long long int'
/usr/include/c++/5/ostream:205:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(unsigned long long __n)
^
/usr/include/c++/5/ostream:205:7: note: no known conversion for argument 1 from 'cplor::fg' to 'long long unsigned int'
/usr/include/c++/5/ostream:220:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(double) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(double __f)
^
/usr/include/c++/5/ostream:220:7: note: no known conversion for argument 1 from 'cplor::fg' to 'double'
/usr/include/c++/5/ostream:224:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(float) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(float __f)
^
/usr/include/c++/5/ostream:224:7: note: no known conversion for argument 1 from 'cplor::fg' to 'float'
/usr/include/c++/5/ostream:232:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long double) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(long double __f)
^
/usr/include/c++/5/ostream:232:7: note: no known conversion for argument 1 from 'cplor::fg' to 'long double'
/usr/include/c++/5/ostream:245:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(const void*) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream<char>]
operator<<(const void* __p)
^
/usr/include/c++/5/ostream:245:7: note: no known conversion for argument 1 from 'cplor::fg' to 'const void*'
In file included from /usr/include/c++/5/ostream:638:0,
from /usr/include/c++/5/iostream:39,
from prog.cpp:1:
/usr/include/c++/5/bits/ostream.tcc:119:5: note: candidate: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT, _Traits>::__streambuf_type = std::basic_streambuf<char>]
basic_ostream<_CharT, _Traits>::
^
/usr/include/c++/5/bits/ostream.tcc:119:5: note: no known conversion for argument 1 from 'cplor::fg' to 'std::basic_ostream<char>::__streambuf_type* {aka std::basic_streambuf<char>*}'
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:574:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const unsigned char*)
operator<<(basic_ostream<char, _Traits>& __out, const unsigned char* __s)
^
/usr/include/c++/5/ostream:574:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: cannot convert 'blue' (type 'cplor::fg') to type 'const unsigned char*'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:569:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const signed char*)
operator<<(basic_ostream<char, _Traits>& __out, const signed char* __s)
^
/usr/include/c++/5/ostream:569:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: cannot convert 'blue' (type 'cplor::fg') to type 'const signed char*'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:556:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const char*)
operator<<(basic_ostream<char, _Traits>& __out, const char* __s)
^
/usr/include/c++/5/ostream:556:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: cannot convert 'blue' (type 'cplor::fg') to type 'const char*'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/ostream:638:0,
from /usr/include/c++/5/iostream:39,
from prog.cpp:1:
/usr/include/c++/5/bits/ostream.tcc:321:5: note: candidate: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const char*)
operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
^
/usr/include/c++/5/bits/ostream.tcc:321:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: cannot convert 'blue' (type 'cplor::fg') to type 'const char*'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:539:5: note: candidate: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const _CharT*)
operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
^
/usr/include/c++/5/ostream:539:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: mismatched types 'const _CharT*' and 'cplor::fg'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:519:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, unsigned char)
operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c)
^
/usr/include/c++/5/ostream:519:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: cannot convert 'blue' (type 'cplor::fg') to type 'unsigned char'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:514:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, signed char)
operator<<(basic_ostream<char, _Traits>& __out, signed char __c)
^
/usr/include/c++/5/ostream:514:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: cannot convert 'blue' (type 'cplor::fg') to type 'signed char'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:508:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, char)
operator<<(basic_ostream<char, _Traits>& __out, char __c)
^
/usr/include/c++/5/ostream:508:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: cannot convert 'blue' (type 'cplor::fg') to type 'char'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:502:5: note: candidate: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, char)
operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
^
/usr/include/c++/5/ostream:502:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: cannot convert 'blue' (type 'cplor::fg') to type 'char'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/iostream:39:0,
from prog.cpp:1:
/usr/include/c++/5/ostream:497:5: note: candidate: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, _CharT)
operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
^
/usr/include/c++/5/ostream:497:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: deduced conflicting types for parameter '_CharT' ('char' and 'cplor::fg')
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/bits/ios_base.h:46:0,
from /usr/include/c++/5/ios:42,
from /usr/include/c++/5/ostream:38,
from /usr/include/c++/5/iostream:39,
from prog.cpp:1:
/usr/include/c++/5/system_error:209:5: note: candidate: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::error_code&)
operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e)
^
/usr/include/c++/5/system_error:209:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: cannot convert 'blue' (type 'cplor::fg') to type 'const std::error_code&'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
In file included from /usr/include/c++/5/string:52:0,
from /usr/include/c++/5/bits/locale_classes.h:40,
from /usr/include/c++/5/bits/ios_base.h:41,
from /usr/include/c++/5/ios:42,
from /usr/include/c++/5/ostream:38,
from /usr/include/c++/5/iostream:39,
from prog.cpp:1:
/usr/include/c++/5/bits/basic_string.h:5170:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::basic_string<_CharT, _Traits, _Alloc>&)
operator<<(basic_ostream<_CharT, _Traits>& __os,
^
/usr/include/c++/5/bits/basic_string.h:5170:5: note: template argument deduction/substitution failed:
prog.cpp:46:59: note: mismatched types 'const std::basic_string<_CharT, _Traits, _Alloc>' and 'cplor::fg'
std::cout << cplor::style::bold << "Hello" << cplor::fg::blue;
^
prog.cpp:37:16: note: candidate: std::ostream& cplor::operator<<(std::ostream&, cplor::style)
std::ostream &operator<<(std::ostream &os, style s)
^
prog.cpp:37:16: note: no known conversion for argument 2 from 'cplor::fg' to 'cplor::style'