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Improve example.

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Victor Zverovich 2014-06-29 14:22:53 -07:00
parent afc760263e
commit f6d481f120
1 changed files with 6 additions and 5 deletions
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README.rst
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@ -99,13 +99,14 @@ which take arbitrary arguments:
.. code-block:: c++
// Prints formatted error message to std::cerr.
void ReportError(const char *format_str, const fmt::ArgList &args) {
std::cerr << "Error: " << fmt::format(format_str, args) << std::endl;
// Prints formatted error message.
void report_error(const char *format, const fmt::ArgList &args) {
fmt::print("Error: {}");
fmt::print(format, args);
}
FMT_VARIADIC(void, ReportError, const char *)
FMT_VARIADIC(void, report_error, const char *)
ReportError("File not found: {}", path);
report_error("file not found: {}", path);
Note that you only need to define one function that takes ``const fmt::ArgList &``
argument and ``FMT_VARIADIC`` automatically defines necessary wrappers that