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Make numeric alignment optional

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This commit is contained in:
Victor Zverovich
2019-09-06 09:43:53 -07:00
parent 611cf0b3c6
commit f7a4b4ab91
5 changed files with 28 additions and 21 deletions
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test/format-test.cc
+13 -7
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@@ -697,12 +697,6 @@ TEST(FormatToTest, WideString) {
EXPECT_STREQ(buf.data(), L"42");
}
TEST(FormatToTest, FormatToNonbackInsertIteratorWithSignAndNumericAlignment) {
char buffer[16] = {};
fmt::format_to(fmt::internal::make_checked(buffer, 16), "{: =+}", 42.0);
EXPECT_STREQ("+42.0", buffer);
}
TEST(FormatToTest, FormatToMemoryBuffer) {
fmt::basic_memory_buffer<char, 100> buffer;
fmt::format_to(buffer, "{}", "foo");
@@ -856,6 +850,7 @@ TEST(FormatterTest, RightAlign) {
EXPECT_EQ(" 0xface", format("{0:>8}", reinterpret_cast<void*>(0xface)));
}
#if FMT_NUMERIC_ALIGN
TEST(FormatterTest, NumericAlign) {
EXPECT_EQ(" 42", format("{0:=4}", 42));
EXPECT_EQ("+ 42", format("{0:=+4}", 42));
@@ -882,6 +877,13 @@ TEST(FormatterTest, NumericAlign) {
EXPECT_EQ(" 1.0", fmt::format("{:= }", 1.0));
}
TEST(FormatToTest, FormatToNonbackInsertIteratorWithSignAndNumericAlignment) {
char buffer[16] = {};
fmt::format_to(fmt::internal::make_checked(buffer, 16), "{: =+}", 42.0);
EXPECT_STREQ("+42.0", buffer);
}
#endif
TEST(FormatterTest, CenterAlign) {
EXPECT_EQ(" 42 ", format("{0:^5}", 42));
EXPECT_EQ(" 42 ", format("{0:^5o}", 042));
@@ -2055,8 +2057,10 @@ TEST(FormatTest, DynamicFormatter) {
"cannot switch from manual to automatic argument indexing");
EXPECT_THROW_MSG(format("{:{0}}", num), format_error,
"cannot switch from automatic to manual argument indexing");
#if FMT_NUMERIC_ALIGN
EXPECT_THROW_MSG(format("{:=}", str), format_error,
"format specifier requires numeric argument");
#endif
EXPECT_THROW_MSG(format("{:+}", str), format_error,
"format specifier requires numeric argument");
EXPECT_THROW_MSG(format("{:-}", str), format_error,
@@ -2439,13 +2443,15 @@ TEST(FormatTest, FormatStringErrors) {
EXPECT_ERROR("{0:s", "unknown format specifier", Date);
# if FMT_MSC_VER >= 1916
// This causes an internal compiler error in MSVC2017.
EXPECT_ERROR("{0:=5", "unknown format specifier", int);
EXPECT_ERROR("{:{<}", "invalid fill character '{'", int);
EXPECT_ERROR("{:10000000000}", "number is too big", int);
EXPECT_ERROR("{:.10000000000}", "number is too big", int);
EXPECT_ERROR_NOARGS("{:x}", "argument index out of range");
#if FMT_NUMERIC_ALIGN
EXPECT_ERROR("{0:=5", "unknown format specifier", int);
EXPECT_ERROR("{:=}", "format specifier requires numeric argument",
const char*);
#endif
EXPECT_ERROR("{:+}", "format specifier requires numeric argument",
const char*);
EXPECT_ERROR("{:-}", "format specifier requires numeric argument",