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Make % an opt-in to improve compatibility with std::format

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This commit is contained in:
Victor Zverovich 2019-11-18 08:04:43 -08:00
parent 56a2e2075c
commit 5420bcce2d
2 changed files with 7 additions and 9 deletions
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7
include/fmt/format.h
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@ -195,6 +195,11 @@ FMT_END_NAMESPACE
# define FMT_NUMERIC_ALIGN 1
#endif
// Enable the deprecated percent specifier.
#ifndef FMT_DEPRECATED_PERCENT
# define FMT_DEPRECATED_PERCENT 0
#endif
FMT_BEGIN_NAMESPACE
namespace internal {
@ -1284,8 +1289,10 @@ FMT_CONSTEXPR float_spec parse_float_type_spec(char spec,
result.format = float_format::fixed;
break;
case '%':
#if FMT_DEPRECATED_PERCENT
result.format = float_format::fixed;
result.percent = true;
#endif
break;
case 'A':
result.upper = true;

9
test/format-test.cc
View File

@ -1202,8 +1202,6 @@ TEST(FormatterTest, Precision) {
"precision not allowed for this argument type");
EXPECT_THROW_MSG(format("{0:.2f}", 42ull), format_error,
"precision not allowed for this argument type");
EXPECT_THROW_MSG(format("{0:.2%}", 42), format_error,
"precision not allowed for this argument type");
EXPECT_THROW_MSG(format("{0:3.0}", 'x'), format_error,
"precision not allowed for this argument type");
EXPECT_EQ("1.2", format("{0:.2}", 1.2345));
@ -1488,7 +1486,6 @@ TEST(FormatterTest, FormatConvertibleToLongLong) {
TEST(FormatterTest, FormatFloat) {
EXPECT_EQ("392.500000", format("{0:f}", 392.5f));
EXPECT_EQ("12.500000%", format("{0:%}", 0.125f));
}
TEST(FormatterTest, FormatDouble) {
@ -1501,8 +1498,6 @@ TEST(FormatterTest, FormatDouble) {
EXPECT_EQ("392.65", format("{:G}", 392.65));
EXPECT_EQ("392.650000", format("{:f}", 392.65));
EXPECT_EQ("392.650000", format("{:F}", 392.65));
EXPECT_EQ("12.500000%", format("{:%}", 0.125));
EXPECT_EQ("12.34%", format("{:.2%}", 0.1234432));
char buffer[BUFFER_SIZE];
safe_sprintf(buffer, "%e", 392.65);
EXPECT_EQ(buffer, format("{0:e}", 392.65));
@ -1542,7 +1537,6 @@ TEST(FormatterTest, FormatNaN) {
EXPECT_EQ("nan ", format("{:<7}", nan));
EXPECT_EQ(" nan ", format("{:^7}", nan));
EXPECT_EQ(" nan", format("{:>7}", nan));
EXPECT_EQ("nan%", format("{:%}", nan));
}
TEST(FormatterTest, FormatInfinity) {
@ -1555,7 +1549,6 @@ TEST(FormatterTest, FormatInfinity) {
EXPECT_EQ("inf ", format("{:<7}", inf));
EXPECT_EQ(" inf ", format("{:^7}", inf));
EXPECT_EQ(" inf", format("{:>7}", inf));
EXPECT_EQ("inf%", format("{:%}", inf));
}
TEST(FormatterTest, FormatLongDouble) {
@ -1566,8 +1559,6 @@ TEST(FormatterTest, FormatLongDouble) {
EXPECT_EQ("392.65", format("{0:G}", 392.65l));
EXPECT_EQ("392.650000", format("{0:f}", 392.65l));
EXPECT_EQ("392.650000", format("{0:F}", 392.65l));
EXPECT_EQ("12.500000%", format("{:%}", 0.125l));
EXPECT_EQ("12.34%", format("{:.2%}", 0.1234432l));
char buffer[BUFFER_SIZE];
safe_sprintf(buffer, "%Le", 392.65l);
EXPECT_EQ(buffer, format("{0:e}", 392.65l));