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Issue 205: Make iostream support optional.

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This commit is contained in:
Richard Maxwell 2015-10-09 08:55:05 +13:00
parent 221eeda912
commit 2cca51c744
3 changed files with 15 additions and 1 deletions
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2
format.cc
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@ -1252,11 +1252,13 @@ FMT_FUNC void fmt::print(CStringRef format_str, ArgList args) {
print(stdout, format_str, args);
}
#ifndef FMT_NO_STREAM_LIBRARIES
FMT_FUNC void fmt::print(std::ostream &os, CStringRef format_str, ArgList args) {
MemoryWriter w;
w.write(format_str, args);
os.write(w.data(), w.size());
}
#endif
FMT_FUNC void fmt::print_colored(Color c, CStringRef format, ArgList args) {
char escape[] = "\x1b[30m";

12
format.h
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@ -38,9 +38,12 @@
#include <limits>
#include <stdexcept>
#include <string>
#include <sstream>
#include <map>
#ifndef FMT_NO_STREAM_LIBRARIES
# include <sstream>
#endif
#if _SECURE_SCL
# include <iterator>
#endif
@ -2685,6 +2688,8 @@ void print(std::FILE *f, CStringRef format_str, ArgList args);
*/
void print(CStringRef format_str, ArgList args);
#ifndef FMT_NO_STREAM_LIBRARIES
/**
\rst
Prints formatted data to the stream *os*.
@ -2695,6 +2700,7 @@ void print(CStringRef format_str, ArgList args);
\endrst
*/
void print(std::ostream &os, CStringRef format_str, ArgList args);
#endif
template <typename Char>
void printf(BasicWriter<Char> &w, BasicCStringRef<Char> format, ArgList args) {
@ -3007,7 +3013,11 @@ FMT_VARIADIC(std::string, format, CStringRef)
FMT_VARIADIC_W(std::wstring, format, WCStringRef)
FMT_VARIADIC(void, print, CStringRef)
FMT_VARIADIC(void, print, std::FILE *, CStringRef)
#ifndef FMT_NO_STREAM_LIBRARIES
FMT_VARIADIC(void, print, std::ostream &, CStringRef)
#endif
FMT_VARIADIC(void, print_colored, Color, CStringRef)
FMT_VARIADIC(std::string, sprintf, CStringRef)
FMT_VARIADIC_W(std::wstring, sprintf, WCStringRef)

2
test/format-test.cc
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@ -1539,6 +1539,7 @@ TEST(FormatIntTest, FormatDec) {
EXPECT_EQ("42", format_decimal(42ull));
}
#ifndef FMT_NO_STREAM_LIBRARIES
TEST(FormatTest, Print) {
#if FMT_USE_FILE_DESCRIPTORS
EXPECT_WRITE(stdout, fmt::print("Don't {}!", "panic"), "Don't panic!");
@ -1549,6 +1550,7 @@ TEST(FormatTest, Print) {
fmt::print(os, "Don't {}!", "panic");
EXPECT_EQ("Don't panic!", os.str());
}
#endif
#if FMT_USE_FILE_DESCRIPTORS
TEST(FormatTest, PrintColored) {