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Use textual representation for bool by default (#170)

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This commit is contained in:
vitaut 2015-06-11 09:00:06 -07:00
parent fd5c2e909b
commit 9d09214e7a
5 changed files with 32 additions and 9 deletions
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3
doc/syntax.rst
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@ -220,6 +220,9 @@ The available integer presentation types are:
+---------+----------------------------------------------------------+
Integer presentation types can also be used with character and Boolean values.
Boolean values are formatted using textual representation, either ``true`` or
``false``, if the presentation type is not specified.
The available presentation types for floating-point values are:
+---------+----------------------------------------------------------+

10
format.cc
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@ -653,6 +653,16 @@ class fmt::internal::ArgFormatter :
template <typename T>
void visit_any_double(T value) { writer_.write_double(value, spec_); }
void visit_bool(bool value) {
if (spec_.type_) {
writer_.write_int(value, spec_);
return;
}
const char *str_value = value ? "true" : "false";
Arg::StringValue<char> str = { str_value, strlen(str_value) };
writer_.write_str(str, spec_);
}
void visit_char(int value) {
if (spec_.type_ && spec_.type_ != 'c') {
spec_.flags_ |= CHAR_FLAG;

13
format.h
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@ -760,7 +760,7 @@ struct Value {
enum Type {
NONE, NAMED_ARG,
// Integer types should go first,
INT, UINT, LONG_LONG, ULONG_LONG, CHAR, LAST_INTEGER_TYPE = CHAR,
INT, UINT, LONG_LONG, ULONG_LONG, BOOL, CHAR, LAST_INTEGER_TYPE = CHAR,
// followed by floating-point types.
DOUBLE, LONG_DOUBLE, LAST_NUMERIC_TYPE = LONG_DOUBLE,
CSTRING, STRING, WSTRING, POINTER, CUSTOM
@ -886,7 +886,7 @@ class MakeValue : public Arg {
MakeValue(Type value) { field = value; } \
static uint64_t type(Type) { return Arg::TYPE; }
FMT_MAKE_VALUE(bool, int_value, INT)
FMT_MAKE_VALUE(bool, int_value, BOOL)
FMT_MAKE_VALUE(short, int_value, INT)
FMT_MAKE_VALUE(unsigned short, uint_value, UINT)
FMT_MAKE_VALUE(int, int_value, INT)
@ -1036,6 +1036,9 @@ class ArgVisitor {
Result visit_ulong_long(ULongLong value) {
return FMT_DISPATCH(visit_any_int(value));
}
Result visit_bool(bool value) {
return FMT_DISPATCH(visit_any_int(value));
}
Result visit_char(int value) {
return FMT_DISPATCH(visit_any_int(value));
}
@ -1081,12 +1084,14 @@ class ArgVisitor {
return FMT_DISPATCH(visit_long_long(arg.long_long_value));
case Arg::ULONG_LONG:
return FMT_DISPATCH(visit_ulong_long(arg.ulong_long_value));
case Arg::BOOL:
return FMT_DISPATCH(visit_bool(arg.int_value));
case Arg::CHAR:
return FMT_DISPATCH(visit_char(arg.int_value));
case Arg::DOUBLE:
return FMT_DISPATCH(visit_double(arg.double_value));
case Arg::LONG_DOUBLE:
return FMT_DISPATCH(visit_long_double(arg.long_double_value));
case Arg::CHAR:
return FMT_DISPATCH(visit_char(arg.int_value));
case Arg::CSTRING: {
Arg::StringValue<char> str = arg.string;
str.size = 0;

8
test/format-test.cc
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@ -1147,8 +1147,12 @@ void check_unknown_types(
}
}
TEST(FormatterTest, FormatBool) {
EXPECT_EQ(L"1", format(L"{}", true));
TEST(BoolTest, FormatBool) {
EXPECT_EQ("true", format("{}", true));
EXPECT_EQ("false", format("{}", false));
EXPECT_EQ("1", format("{:d}", true));
EXPECT_EQ("true ", format("{:5}", true));
EXPECT_EQ(L"true", format(L"{}", true));
}
TEST(FormatterTest, FormatShort) {

7
test/util-test.cc
View File

@ -413,9 +413,10 @@ ARG_INFO(INT, int, int_value);
ARG_INFO(UINT, unsigned, uint_value);
ARG_INFO(LONG_LONG, fmt::LongLong, long_long_value);
ARG_INFO(ULONG_LONG, fmt::ULongLong, ulong_long_value);
ARG_INFO(BOOL, int, int_value);
ARG_INFO(CHAR, int, int_value);
ARG_INFO(DOUBLE, double, double_value);
ARG_INFO(LONG_DOUBLE, long double, long_double_value);
ARG_INFO(CHAR, int, int_value);
ARG_INFO(CSTRING, const char *, string.value);
ARG_INFO(STRING, const char *, string.value);
ARG_INFO(WSTRING, const wchar_t *, wstring.value);
@ -463,8 +464,8 @@ TEST(ArgTest, ArgInfo) {
TEST(ArgTest, MakeArg) {
// Test bool.
EXPECT_ARG_(char, INT, bool, int, true);
EXPECT_ARG_(wchar_t, INT, bool, int, true);
EXPECT_ARG_(char, BOOL, bool, int, true);
EXPECT_ARG_(wchar_t, BOOL, bool, int, true);
// Test char.
EXPECT_ARG(CHAR, signed char, 'a');