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Add support for UTF-8 digit separators

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This commit is contained in:
Victor Zverovich
2022-09-03 10:35:57 -07:00
parent 768d79a839
commit 1b94271ff6
3 changed files with 23 additions and 16 deletions
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14
test/format-test.cc
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@@ -2330,12 +2330,12 @@ class format_facet : public fmt::format_facet<std::locale> {
};
void do_put(fmt::appender out, fmt::basic_format_arg<fmt::format_context> arg,
const fmt::format_specs&, std::locale&) const override;
const fmt::format_specs&) const override;
};
void format_facet::do_put(fmt::appender out,
fmt::basic_format_arg<fmt::format_context> arg,
const fmt::format_specs&, std::locale&) const {
const fmt::format_specs&) const {
visit_format_arg(int_formatter{out}, arg);
}
@@ -2345,4 +2345,14 @@ TEST(format_test, format_facet) {
EXPECT_EQ(fmt::format(loc, "{:L}", -42), "[-42]");
}
TEST(format_test, format_facet_separator) {
// U+2019 RIGHT SINGLE QUOTATION MARK is a digit separator in the de_CH
// locale.
auto loc = std::locale(std::locale(),
new fmt::format_facet<std::locale>("\xe2\x80\x99"));
EXPECT_EQ(fmt::format(loc, "{:L}", 1000),
"1\xe2\x80\x99"
"000");
}
#endif // FMT_STATIC_THOUSANDS_SEPARATOR