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@ -14,21 +14,23 @@ For the license information refer to format.h.
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// #include "format.h"
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#include <ostream>
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namespace fmt {
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namespace fmt
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{
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namespace internal {
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namespace internal
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{
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template <class Char>
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class FormatBuf: public std::basic_streambuf<Char>
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{
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private:
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template <class Char>
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class FormatBuf: public std::basic_streambuf<Char>
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{
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private:
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typedef typename std::basic_streambuf<Char>::int_type int_type;
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typedef typename std::basic_streambuf<Char>::traits_type traits_type;
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Buffer<Char> &buffer_;
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Char *start_;
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public:
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public:
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FormatBuf(Buffer<Char> &buffer): buffer_(buffer), start_(&buffer[0])
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{
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this->setp(start_, start_ + buffer_.capacity());
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@ -36,7 +38,8 @@ namespace fmt {
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int_type overflow(int_type ch = traits_type::eof())
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{
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if (!traits_type::eq_int_type(ch, traits_type::eof())) {
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if (!traits_type::eq_int_type(ch, traits_type::eof()))
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{
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size_t buf_size = size();
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buffer_.resize(buf_size);
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buffer_.reserve(buf_size * 2);
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@ -52,38 +55,38 @@ namespace fmt {
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{
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return to_unsigned(this->pptr() - start_);
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}
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};
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};
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Yes &convert(std::ostream &);
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Yes &convert(std::ostream &);
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struct DummyStream: std::ostream
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{
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struct DummyStream: std::ostream
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{
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DummyStream(); // Suppress a bogus warning in MSVC.
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// Hide all operator<< overloads from std::ostream.
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void operator<<(Null<>);
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};
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};
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No &operator<<(std::ostream &, int);
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No &operator<<(std::ostream &, int);
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template<typename T>
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struct ConvertToIntImpl<T, true>
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{
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template<typename T>
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struct ConvertToIntImpl<T, true>
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{
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// Convert to int only if T doesn't have an overloaded operator<<.
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enum
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{
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value = sizeof(convert(get<DummyStream>() << get<T>())) == sizeof(No)
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};
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};
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};
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// Write the content of w to os.
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void write(std::ostream &os, Writer &w);
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} // namespace internal
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// Write the content of w to os.
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void write(std::ostream &os, Writer &w);
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} // namespace internal
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// Formats a value.
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template <typename Char, typename ArgFormatter, typename T>
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void format_arg(BasicFormatter<Char, ArgFormatter> &f,
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// Formats a value.
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template <typename Char, typename ArgFormatter, typename T>
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void format_arg(BasicFormatter<Char, ArgFormatter> &f,
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const Char *&format_str, const T &value)
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{
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{
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internal::MemoryBuffer<Char, internal::INLINE_BUFFER_SIZE> buffer;
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internal::FormatBuf<Char> format_buf(buffer);
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@ -93,19 +96,19 @@ namespace fmt {
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BasicStringRef<Char> str(&buffer[0], format_buf.size());
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typedef internal::MakeArg< BasicFormatter<Char> > MakeArg;
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format_str = f.format(format_str, MakeArg(str));
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}
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}
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/**
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\rst
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Prints formatted data to the stream *os*.
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/**
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\rst
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Prints formatted data to the stream *os*.
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**Example**::
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**Example**::
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print(cerr, "Don't {}!", "panic");
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\endrst
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*/
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FMT_API void print(std::ostream &os, CStringRef format_str, ArgList args);
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FMT_VARIADIC(void, print, std::ostream &, CStringRef)
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print(cerr, "Don't {}!", "panic");
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\endrst
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*/
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FMT_API void print(std::ostream &os, CStringRef format_str, ArgList args);
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FMT_VARIADIC(void, print, std::ostream &, CStringRef)
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} // namespace fmt
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#ifdef FMT_HEADER_ONLY
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@ -15,14 +15,16 @@ For the license information refer to format.h.
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#include "ostream.h"
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namespace fmt {
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namespace internal {
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namespace fmt
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{
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namespace internal
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{
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// Checks if a value fits in int - used to avoid warnings about comparing
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// signed and unsigned integers.
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template <bool IsSigned>
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struct IntChecker
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{
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// Checks if a value fits in int - used to avoid warnings about comparing
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// signed and unsigned integers.
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template <bool IsSigned>
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struct IntChecker
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{
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template <typename T>
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static bool fits_in_int(T value)
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{
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@ -33,11 +35,11 @@ namespace fmt {
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{
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return true;
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}
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};
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};
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template <>
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struct IntChecker<true>
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{
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template <>
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struct IntChecker<true>
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{
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template <typename T>
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static bool fits_in_int(T value)
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{
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@ -48,11 +50,11 @@ namespace fmt {
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{
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return true;
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}
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};
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};
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class PrecisionHandler: public ArgVisitor<PrecisionHandler, int>
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{
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public:
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class PrecisionHandler: public ArgVisitor<PrecisionHandler, int>
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{
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public:
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void report_unhandled_arg()
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{
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FMT_THROW(FormatError("precision is not integer"));
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@ -65,51 +67,51 @@ namespace fmt {
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FMT_THROW(FormatError("number is too big"));
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return static_cast<int>(value);
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}
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};
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};
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// IsZeroInt::visit(arg) returns true iff arg is a zero integer.
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class IsZeroInt: public ArgVisitor<IsZeroInt, bool>
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{
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public:
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// IsZeroInt::visit(arg) returns true iff arg is a zero integer.
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class IsZeroInt: public ArgVisitor<IsZeroInt, bool>
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{
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public:
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template <typename T>
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bool visit_any_int(T value)
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{
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return value == 0;
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}
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};
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};
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template <typename T, typename U>
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struct is_same
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{
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template <typename T, typename U>
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struct is_same
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{
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enum
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{
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value = 0
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};
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};
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};
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template <typename T>
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struct is_same<T, T>
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{
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template <typename T>
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struct is_same<T, T>
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{
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enum
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{
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value = 1
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};
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};
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};
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// An argument visitor that converts an integer argument to T for printf,
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// if T is an integral type. If T is void, the argument is converted to
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// corresponding signed or unsigned type depending on the type specifier:
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// 'd' and 'i' - signed, other - unsigned)
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template <typename T = void>
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class ArgConverter: public ArgVisitor<ArgConverter<T>, void>
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{
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private:
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// An argument visitor that converts an integer argument to T for printf,
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// if T is an integral type. If T is void, the argument is converted to
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// corresponding signed or unsigned type depending on the type specifier:
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// 'd' and 'i' - signed, other - unsigned)
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template <typename T = void>
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class ArgConverter: public ArgVisitor<ArgConverter<T>, void>
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{
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private:
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internal::Arg &arg_;
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wchar_t type_;
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FMT_DISALLOW_COPY_AND_ASSIGN(ArgConverter);
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public:
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public:
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ArgConverter(internal::Arg &arg, wchar_t type)
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: arg_(arg), type_(type)
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{}
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@ -127,44 +129,50 @@ namespace fmt {
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using internal::Arg;
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typedef typename internal::Conditional<
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is_same<T, void>::value, U, T>::type TargetType;
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if (sizeof(TargetType) <= sizeof(int)) {
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if (sizeof(TargetType) <= sizeof(int))
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{
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// Extra casts are used to silence warnings.
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if (is_signed) {
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if (is_signed)
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{
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arg_.type = Arg::INT;
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arg_.int_value = static_cast<int>(static_cast<TargetType>(value));
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}
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else {
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else
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{
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arg_.type = Arg::UINT;
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typedef typename internal::MakeUnsigned<TargetType>::Type Unsigned;
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arg_.uint_value = static_cast<unsigned>(static_cast<Unsigned>(value));
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}
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}
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else {
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if (is_signed) {
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else
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{
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if (is_signed)
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{
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arg_.type = Arg::LONG_LONG;
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// glibc's printf doesn't sign extend arguments of smaller types:
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// std::printf("%lld", -42); // prints "4294967254"
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// but we don't have to do the same because it's a UB.
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arg_.long_long_value = static_cast<LongLong>(value);
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}
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else {
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else
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{
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arg_.type = Arg::ULONG_LONG;
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arg_.ulong_long_value =
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static_cast<typename internal::MakeUnsigned<U>::Type>(value);
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}
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}
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}
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};
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};
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// Converts an integer argument to char for printf.
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class CharConverter: public ArgVisitor<CharConverter, void>
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{
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private:
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// Converts an integer argument to char for printf.
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class CharConverter: public ArgVisitor<CharConverter, void>
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{
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private:
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internal::Arg &arg_;
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FMT_DISALLOW_COPY_AND_ASSIGN(CharConverter);
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public:
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public:
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explicit CharConverter(internal::Arg &arg): arg_(arg)
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{}
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@ -174,18 +182,18 @@ namespace fmt {
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arg_.type = internal::Arg::CHAR;
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arg_.int_value = static_cast<char>(value);
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}
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};
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};
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// Checks if an argument is a valid printf width specifier and sets
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// left alignment if it is negative.
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class WidthHandler: public ArgVisitor<WidthHandler, unsigned>
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{
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private:
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// Checks if an argument is a valid printf width specifier and sets
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// left alignment if it is negative.
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class WidthHandler: public ArgVisitor<WidthHandler, unsigned>
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{
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private:
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FormatSpec &spec_;
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FMT_DISALLOW_COPY_AND_ASSIGN(WidthHandler);
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public:
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public:
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explicit WidthHandler(FormatSpec &spec): spec_(spec)
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{}
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@ -199,7 +207,8 @@ namespace fmt {
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{
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typedef typename internal::IntTraits<T>::MainType UnsignedType;
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UnsignedType width = static_cast<UnsignedType>(value);
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if (internal::is_negative(value)) {
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if (internal::is_negative(value))
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{
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spec_.align_ = ALIGN_LEFT;
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width = 0 - width;
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}
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@ -208,30 +217,30 @@ namespace fmt {
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FMT_THROW(FormatError("number is too big"));
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return static_cast<unsigned>(width);
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}
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};
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} // namespace internal
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};
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} // namespace internal
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/**
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\rst
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A ``printf`` argument formatter based on the `curiously recurring template
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pattern <http://en.wikipedia.org/wiki/Curiously_recurring_template_pattern>`_.
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/**
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\rst
|
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A ``printf`` argument formatter based on the `curiously recurring template
|
||||
pattern <http://en.wikipedia.org/wiki/Curiously_recurring_template_pattern>`_.
|
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|
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To use `~fmt::BasicPrintfArgFormatter` define a subclass that implements some
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or all of the visit methods with the same signatures as the methods in
|
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`~fmt::ArgVisitor`, for example, `~fmt::ArgVisitor::visit_int()`.
|
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Pass the subclass as the *Impl* template parameter. When a formatting
|
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function processes an argument, it will dispatch to a visit method
|
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specific to the argument type. For example, if the argument type is
|
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``double`` then the `~fmt::ArgVisitor::visit_double()` method of a subclass
|
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will be called. If the subclass doesn't contain a method with this signature,
|
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then a corresponding method of `~fmt::BasicPrintfArgFormatter` or its
|
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superclass will be called.
|
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\endrst
|
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*/
|
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template <typename Impl, typename Char>
|
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class BasicPrintfArgFormatter: public internal::ArgFormatterBase<Impl, Char>
|
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{
|
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private:
|
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To use `~fmt::BasicPrintfArgFormatter` define a subclass that implements some
|
||||
or all of the visit methods with the same signatures as the methods in
|
||||
`~fmt::ArgVisitor`, for example, `~fmt::ArgVisitor::visit_int()`.
|
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Pass the subclass as the *Impl* template parameter. When a formatting
|
||||
function processes an argument, it will dispatch to a visit method
|
||||
specific to the argument type. For example, if the argument type is
|
||||
``double`` then the `~fmt::ArgVisitor::visit_double()` method of a subclass
|
||||
will be called. If the subclass doesn't contain a method with this signature,
|
||||
then a corresponding method of `~fmt::BasicPrintfArgFormatter` or its
|
||||
superclass will be called.
|
||||
\endrst
|
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*/
|
||||
template <typename Impl, typename Char>
|
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class BasicPrintfArgFormatter: public internal::ArgFormatterBase<Impl, Char>
|
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{
|
||||
private:
|
||||
void write_null_pointer()
|
||||
{
|
||||
this->spec().type_ = 0;
|
||||
@ -240,7 +249,7 @@ namespace fmt {
|
||||
|
||||
typedef internal::ArgFormatterBase<Impl, Char> Base;
|
||||
|
||||
public:
|
||||
public:
|
||||
/**
|
||||
\rst
|
||||
Constructs an argument formatter object.
|
||||
@ -271,18 +280,22 @@ namespace fmt {
|
||||
w.write_int(value, fmt_spec);
|
||||
typedef typename BasicWriter<Char>::CharPtr CharPtr;
|
||||
CharPtr out = CharPtr();
|
||||
if (fmt_spec.width_ > 1) {
|
||||
if (fmt_spec.width_ > 1)
|
||||
{
|
||||
Char fill = ' ';
|
||||
out = w.grow_buffer(fmt_spec.width_);
|
||||
if (fmt_spec.align_ != ALIGN_LEFT) {
|
||||
if (fmt_spec.align_ != ALIGN_LEFT)
|
||||
{
|
||||
std::fill_n(out, fmt_spec.width_ - 1, fill);
|
||||
out += fmt_spec.width_ - 1;
|
||||
}
|
||||
else {
|
||||
else
|
||||
{
|
||||
std::fill_n(out + 1, fmt_spec.width_ - 1, fill);
|
||||
}
|
||||
}
|
||||
else {
|
||||
else
|
||||
{
|
||||
out = w.grow_buffer(1);
|
||||
}
|
||||
*out = static_cast<Char>(value);
|
||||
@ -316,25 +329,25 @@ namespace fmt {
|
||||
const Char *format = format_str;
|
||||
c.format(&formatter, c.value, &format);
|
||||
}
|
||||
};
|
||||
};
|
||||
|
||||
/** The default printf argument formatter. */
|
||||
template <typename Char>
|
||||
class PrintfArgFormatter
|
||||
/** The default printf argument formatter. */
|
||||
template <typename Char>
|
||||
class PrintfArgFormatter
|
||||
: public BasicPrintfArgFormatter<PrintfArgFormatter<Char>, Char>
|
||||
{
|
||||
public:
|
||||
{
|
||||
public:
|
||||
/** Constructs an argument formatter object. */
|
||||
PrintfArgFormatter(BasicWriter<Char> &w, FormatSpec &s)
|
||||
: BasicPrintfArgFormatter<PrintfArgFormatter<Char>, Char>(w, s)
|
||||
{}
|
||||
};
|
||||
};
|
||||
|
||||
/** This template formats data and writes the output to a writer. */
|
||||
template <typename Char, typename ArgFormatter = PrintfArgFormatter<Char> >
|
||||
class PrintfFormatter: private internal::FormatterBase
|
||||
{
|
||||
private:
|
||||
/** This template formats data and writes the output to a writer. */
|
||||
template <typename Char, typename ArgFormatter = PrintfArgFormatter<Char> >
|
||||
class PrintfFormatter: private internal::FormatterBase
|
||||
{
|
||||
private:
|
||||
BasicWriter<Char> &writer_;
|
||||
|
||||
void parse_flags(FormatSpec &spec, const Char *&s);
|
||||
@ -348,7 +361,7 @@ namespace fmt {
|
||||
// Parses argument index, flags and width and returns the argument index.
|
||||
unsigned parse_header(const Char *&s, FormatSpec &spec);
|
||||
|
||||
public:
|
||||
public:
|
||||
/**
|
||||
\rst
|
||||
Constructs a ``PrintfFormatter`` object. References to the arguments and
|
||||
@ -362,13 +375,15 @@ namespace fmt {
|
||||
|
||||
/** Formats stored arguments and writes the output to the writer. */
|
||||
FMT_API void format(BasicCStringRef<Char> format_str);
|
||||
};
|
||||
};
|
||||
|
||||
template <typename Char, typename AF>
|
||||
void PrintfFormatter<Char, AF>::parse_flags(FormatSpec &spec, const Char *&s)
|
||||
template <typename Char, typename AF>
|
||||
void PrintfFormatter<Char, AF>::parse_flags(FormatSpec &spec, const Char *&s)
|
||||
{
|
||||
for (;;)
|
||||
{
|
||||
switch (*s++)
|
||||
{
|
||||
for (;;) {
|
||||
switch (*s++) {
|
||||
case '-':
|
||||
spec.align_ = ALIGN_LEFT;
|
||||
break;
|
||||
@ -389,12 +404,12 @@ namespace fmt {
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
template <typename Char, typename AF>
|
||||
internal::Arg PrintfFormatter<Char, AF>::get_arg(const Char *s,
|
||||
template <typename Char, typename AF>
|
||||
internal::Arg PrintfFormatter<Char, AF>::get_arg(const Char *s,
|
||||
unsigned arg_index)
|
||||
{
|
||||
{
|
||||
(void)s;
|
||||
const char *error = FMT_NULL;
|
||||
internal::Arg arg = arg_index == std::numeric_limits<unsigned>::max() ?
|
||||
@ -402,26 +417,30 @@ namespace fmt {
|
||||
if (error)
|
||||
FMT_THROW(FormatError(!*s ? "invalid format string" : error));
|
||||
return arg;
|
||||
}
|
||||
}
|
||||
|
||||
template <typename Char, typename AF>
|
||||
unsigned PrintfFormatter<Char, AF>::parse_header(
|
||||
template <typename Char, typename AF>
|
||||
unsigned PrintfFormatter<Char, AF>::parse_header(
|
||||
const Char *&s, FormatSpec &spec)
|
||||
{
|
||||
{
|
||||
unsigned arg_index = std::numeric_limits<unsigned>::max();
|
||||
Char c = *s;
|
||||
if (c >= '0' && c <= '9') {
|
||||
if (c >= '0' && c <= '9')
|
||||
{
|
||||
// Parse an argument index (if followed by '$') or a width possibly
|
||||
// preceded with '0' flag(s).
|
||||
unsigned value = internal::parse_nonnegative_int(s);
|
||||
if (*s == '$') { // value is an argument index
|
||||
if (*s == '$') // value is an argument index
|
||||
{
|
||||
++s;
|
||||
arg_index = value;
|
||||
}
|
||||
else {
|
||||
else
|
||||
{
|
||||
if (c == '0')
|
||||
spec.fill_ = '0';
|
||||
if (value != 0) {
|
||||
if (value != 0)
|
||||
{
|
||||
// Nonzero value means that we parsed width and don't need to
|
||||
// parse it or flags again, so return now.
|
||||
spec.width_ = value;
|
||||
@ -431,25 +450,29 @@ namespace fmt {
|
||||
}
|
||||
parse_flags(spec, s);
|
||||
// Parse width.
|
||||
if (*s >= '0' && *s <= '9') {
|
||||
if (*s >= '0' && *s <= '9')
|
||||
{
|
||||
spec.width_ = internal::parse_nonnegative_int(s);
|
||||
}
|
||||
else if (*s == '*') {
|
||||
else if (*s == '*')
|
||||
{
|
||||
++s;
|
||||
spec.width_ = internal::WidthHandler(spec).visit(get_arg(s));
|
||||
}
|
||||
return arg_index;
|
||||
}
|
||||
}
|
||||
|
||||
template <typename Char, typename AF>
|
||||
void PrintfFormatter<Char, AF>::format(BasicCStringRef<Char> format_str)
|
||||
{
|
||||
template <typename Char, typename AF>
|
||||
void PrintfFormatter<Char, AF>::format(BasicCStringRef<Char> format_str)
|
||||
{
|
||||
const Char *start = format_str.c_str();
|
||||
const Char *s = start;
|
||||
while (*s) {
|
||||
while (*s)
|
||||
{
|
||||
Char c = *s++;
|
||||
if (c != '%') continue;
|
||||
if (*s == c) {
|
||||
if (*s == c)
|
||||
{
|
||||
write(writer_, start, s);
|
||||
start = ++s;
|
||||
continue;
|
||||
@ -463,12 +486,15 @@ namespace fmt {
|
||||
unsigned arg_index = parse_header(s, spec);
|
||||
|
||||
// Parse precision.
|
||||
if (*s == '.') {
|
||||
if (*s == '.')
|
||||
{
|
||||
++s;
|
||||
if ('0' <= *s && *s <= '9') {
|
||||
if ('0' <= *s && *s <= '9')
|
||||
{
|
||||
spec.precision_ = static_cast<int>(internal::parse_nonnegative_int(s));
|
||||
}
|
||||
else if (*s == '*') {
|
||||
else if (*s == '*')
|
||||
{
|
||||
++s;
|
||||
spec.precision_ = internal::PrecisionHandler().visit(get_arg(s));
|
||||
}
|
||||
@ -478,7 +504,8 @@ namespace fmt {
|
||||
Arg arg = get_arg(s, arg_index);
|
||||
if (spec.flag(HASH_FLAG) && internal::IsZeroInt().visit(arg))
|
||||
spec.flags_ &= ~internal::to_unsigned<int>(HASH_FLAG);
|
||||
if (spec.fill_ == '0') {
|
||||
if (spec.fill_ == '0')
|
||||
{
|
||||
if (arg.type <= Arg::LAST_NUMERIC_TYPE)
|
||||
spec.align_ = ALIGN_NUMERIC;
|
||||
else
|
||||
@ -487,7 +514,8 @@ namespace fmt {
|
||||
|
||||
// Parse length and convert the argument to the required type.
|
||||
using internal::ArgConverter;
|
||||
switch (*s++) {
|
||||
switch (*s++)
|
||||
{
|
||||
case 'h':
|
||||
if (*s == 'h')
|
||||
ArgConverter<signed char>(arg, *++s).visit(arg);
|
||||
@ -522,10 +550,13 @@ namespace fmt {
|
||||
if (!*s)
|
||||
FMT_THROW(FormatError("invalid format string"));
|
||||
spec.type_ = static_cast<char>(*s++);
|
||||
if (arg.type <= Arg::LAST_INTEGER_TYPE) {
|
||||
if (arg.type <= Arg::LAST_INTEGER_TYPE)
|
||||
{
|
||||
// Normalize type.
|
||||
switch (spec.type_) {
|
||||
case 'i': case 'u':
|
||||
switch (spec.type_)
|
||||
{
|
||||
case 'i':
|
||||
case 'u':
|
||||
spec.type_ = 'd';
|
||||
break;
|
||||
case 'c':
|
||||
@ -541,83 +572,83 @@ namespace fmt {
|
||||
AF(writer_, spec).visit(arg);
|
||||
}
|
||||
write(writer_, start, s);
|
||||
}
|
||||
}
|
||||
|
||||
template <typename Char>
|
||||
void printf(BasicWriter<Char> &w, BasicCStringRef<Char> format, ArgList args)
|
||||
{
|
||||
template <typename Char>
|
||||
void printf(BasicWriter<Char> &w, BasicCStringRef<Char> format, ArgList args)
|
||||
{
|
||||
PrintfFormatter<Char>(args, w).format(format);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
\rst
|
||||
Formats arguments and returns the result as a string.
|
||||
/**
|
||||
\rst
|
||||
Formats arguments and returns the result as a string.
|
||||
|
||||
**Example**::
|
||||
**Example**::
|
||||
|
||||
std::string message = fmt::sprintf("The answer is %d", 42);
|
||||
\endrst
|
||||
*/
|
||||
inline std::string sprintf(CStringRef format, ArgList args)
|
||||
{
|
||||
std::string message = fmt::sprintf("The answer is %d", 42);
|
||||
\endrst
|
||||
*/
|
||||
inline std::string sprintf(CStringRef format, ArgList args)
|
||||
{
|
||||
MemoryWriter w;
|
||||
printf(w, format, args);
|
||||
return w.str();
|
||||
}
|
||||
FMT_VARIADIC(std::string, sprintf, CStringRef)
|
||||
}
|
||||
FMT_VARIADIC(std::string, sprintf, CStringRef)
|
||||
|
||||
inline std::wstring sprintf(WCStringRef format, ArgList args)
|
||||
{
|
||||
inline std::wstring sprintf(WCStringRef format, ArgList args)
|
||||
{
|
||||
WMemoryWriter w;
|
||||
printf(w, format, args);
|
||||
return w.str();
|
||||
}
|
||||
FMT_VARIADIC_W(std::wstring, sprintf, WCStringRef)
|
||||
}
|
||||
FMT_VARIADIC_W(std::wstring, sprintf, WCStringRef)
|
||||
|
||||
/**
|
||||
\rst
|
||||
Prints formatted data to the file *f*.
|
||||
/**
|
||||
\rst
|
||||
Prints formatted data to the file *f*.
|
||||
|
||||
**Example**::
|
||||
**Example**::
|
||||
|
||||
fmt::fprintf(stderr, "Don't %s!", "panic");
|
||||
\endrst
|
||||
*/
|
||||
FMT_API int fprintf(std::FILE *f, CStringRef format, ArgList args);
|
||||
FMT_VARIADIC(int, fprintf, std::FILE *, CStringRef)
|
||||
fmt::fprintf(stderr, "Don't %s!", "panic");
|
||||
\endrst
|
||||
*/
|
||||
FMT_API int fprintf(std::FILE *f, CStringRef format, ArgList args);
|
||||
FMT_VARIADIC(int, fprintf, std::FILE *, CStringRef)
|
||||
|
||||
/**
|
||||
\rst
|
||||
Prints formatted data to ``stdout``.
|
||||
/**
|
||||
\rst
|
||||
Prints formatted data to ``stdout``.
|
||||
|
||||
**Example**::
|
||||
**Example**::
|
||||
|
||||
fmt::printf("Elapsed time: %.2f seconds", 1.23);
|
||||
\endrst
|
||||
*/
|
||||
inline int printf(CStringRef format, ArgList args)
|
||||
{
|
||||
fmt::printf("Elapsed time: %.2f seconds", 1.23);
|
||||
\endrst
|
||||
*/
|
||||
inline int printf(CStringRef format, ArgList args)
|
||||
{
|
||||
return fprintf(stdout, format, args);
|
||||
}
|
||||
FMT_VARIADIC(int, printf, CStringRef)
|
||||
}
|
||||
FMT_VARIADIC(int, printf, CStringRef)
|
||||
|
||||
/**
|
||||
\rst
|
||||
Prints formatted data to the stream *os*.
|
||||
/**
|
||||
\rst
|
||||
Prints formatted data to the stream *os*.
|
||||
|
||||
**Example**::
|
||||
**Example**::
|
||||
|
||||
fprintf(cerr, "Don't %s!", "panic");
|
||||
\endrst
|
||||
*/
|
||||
inline int fprintf(std::ostream &os, CStringRef format_str, ArgList args)
|
||||
{
|
||||
fprintf(cerr, "Don't %s!", "panic");
|
||||
\endrst
|
||||
*/
|
||||
inline int fprintf(std::ostream &os, CStringRef format_str, ArgList args)
|
||||
{
|
||||
MemoryWriter w;
|
||||
printf(w, format_str, args);
|
||||
internal::write(os, w);
|
||||
return static_cast<int>(w.size());
|
||||
}
|
||||
FMT_VARIADIC(int, fprintf, std::ostream &, CStringRef)
|
||||
}
|
||||
FMT_VARIADIC(int, fprintf, std::ostream &, CStringRef)
|
||||
} // namespace fmt
|
||||
|
||||
#ifdef FMT_HEADER_ONLY
|
||||
|
||||
Loading…
Reference in New Issue
Block a user