U_CAPI int32_t U_EXPORT2
unum_format( const UNumberFormat* fmt,
int32_t number,
UChar* result,
int32_t resultLength,
UFieldPosition *pos,
UErrorCode* status)
{
return unum_formatInt64(fmt, number, result, resultLength, pos, status);
}
static Variant doFormat(NumberFormatter *obj, int64_t val) {
UErrorCode error = U_ZERO_ERROR;
uint32_t len = unum_formatInt64(obj->formatter(), val,
nullptr, 0, nullptr, &error);
if (error != U_BUFFER_OVERFLOW_ERROR) {
obj->setError(error);
return false;
}
error = U_ZERO_ERROR;
icu::UnicodeString out;
len = unum_formatInt64(obj->formatter(), val,
out.getBuffer(len + 1), len + 1,
nullptr, &error);
NUMFMT_CHECK(obj, error, false);
out.releaseBuffer(len);
error = U_ZERO_ERROR;
String ret(u8(out, error));
NUMFMT_CHECK(obj, error, false);
return ret;
}
static int32_t
u_printf_uinteger_handler(const u_printf_stream_handler *handler,
void *context,
ULocaleBundle *formatBundle,
const u_printf_spec_info *info,
const ufmt_args *args)
{
int64_t num = args[0].int64Value;
UNumberFormat *format;
UChar result[UPRINTF_BUFFER_SIZE];
int32_t minDigits = -1;
int32_t resultLen;
UErrorCode status = U_ZERO_ERROR;
/* TODO: Fix this once uint64_t can be formatted. */
if (info->fIsShort)
num &= UINT16_MAX;
else if (!info->fIsLongLong)
num &= UINT32_MAX;
/* get the formatter */
format = u_locbund_getNumberFormat(formatBundle, UNUM_DECIMAL);
/* handle error */
if(format == 0)
return 0;
/* set the appropriate flags on the formatter */
/* set the minimum integer digits */
if(info->fPrecision != -1) {
/* set the minimum # of digits */
minDigits = unum_getAttribute(format, UNUM_MIN_INTEGER_DIGITS);
unum_setAttribute(format, UNUM_MIN_INTEGER_DIGITS, info->fPrecision);
}
/* To mirror other stdio implementations, we ignore the sign argument */
/* format the number */
resultLen = unum_formatInt64(format, num, result, UPRINTF_BUFFER_SIZE, 0, &status);
if (U_FAILURE(status)) {
resultLen = 0;
}
/* restore the number format */
if (minDigits != -1) {
unum_setAttribute(format, UNUM_MIN_INTEGER_DIGITS, minDigits);
}
return handler->pad_and_justify(context, info, result, resultLen);
}
/* HSYS */
static int32_t
u_printf_integer_handler(const u_printf_stream_handler *handler,
void *context,
ULocaleBundle *formatBundle,
const u_printf_spec_info *info,
const ufmt_args *args)
{
int64_t num = args[0].int64Value;
UNumberFormat *format;
UChar result[UPRINTF_BUFFER_SIZE];
UChar prefixBuffer[UPRINTF_BUFFER_SIZE];
int32_t prefixBufferLen = sizeof(prefixBuffer);
int32_t minDigits = -1;
int32_t resultLen;
UErrorCode status = U_ZERO_ERROR;
prefixBuffer[0] = 0;
/* mask off any necessary bits */
if (info->fIsShort)
num = (int16_t)num;
else if (!info->fIsLongLong)
num = (int32_t)num;
/* get the formatter */
format = u_locbund_getNumberFormat(formatBundle, UNUM_DECIMAL);
/* handle error */
if(format == 0)
return 0;
/* set the appropriate flags on the formatter */
/* set the minimum integer digits */
if(info->fPrecision != -1) {
/* set the minimum # of digits */
minDigits = unum_getAttribute(format, UNUM_MIN_INTEGER_DIGITS);
unum_setAttribute(format, UNUM_MIN_INTEGER_DIGITS, info->fPrecision);
}
/* set whether to show the sign */
if(info->fShowSign) {
u_printf_set_sign(format, info, prefixBuffer, &prefixBufferLen, &status);
}
/* format the number */
resultLen = unum_formatInt64(format, num, result, UPRINTF_BUFFER_SIZE, 0, &status);
if (U_FAILURE(status)) {
resultLen = 0;
}
/* restore the number format */
if (minDigits != -1) {
unum_setAttribute(format, UNUM_MIN_INTEGER_DIGITS, minDigits);
}
if (info->fShowSign) {
/* Reset back to original value regardless of what the error was */
UErrorCode localStatus = U_ZERO_ERROR;
u_printf_reset_sign(format, info, prefixBuffer, &prefixBufferLen, &localStatus);
}
return handler->pad_and_justify(context, info, result, resultLen);
}
/**
* call-seq:
* 23874.localize(:decimal, 'es_ES') => 23.874
*/
VALUE rb_numeric_localize(int argc, VALUE *argv, VALUE self)
{
VALUE style, options;
UNumberFormatStyle formatStyle;
char *locale = NULL;
UNumberFormat *format;
UErrorCode status;
UChar result[256];
/* arguments */
rb_scan_args(argc, argv, "02", &style, &options);
if (style == Qnil) {
formatStyle = UNUM_DECIMAL;
} else {
ID style_ID;
Check_Type(style, T_SYMBOL);
style_ID = SYM2ID(style);
if (style_ID == rb_intern("decimal")) {
formatStyle = UNUM_DECIMAL;
} else if (style_ID == rb_intern("currency")) {
formatStyle = UNUM_CURRENCY;
} else if (style_ID == rb_intern("percent")) {
formatStyle = UNUM_PERCENT;
} else if (style_ID == rb_intern("scientific")) {
formatStyle = UNUM_SCIENTIFIC;
} else if (style_ID == rb_intern("spellout")) {
formatStyle = UNUM_SPELLOUT;
} else {
rb_raise(rb_eArgError, "unsupported format style %s", rb_id2name(style_ID));
}
}
if (options != Qnil) {
VALUE rb_locale;
Check_Type(options, T_HASH);
rb_locale = rb_hash_aref(options, ID2SYM(rb_intern("locale")));
if (rb_locale != Qnil) {
locale = StringValuePtr(rb_locale);
}
}
/* formatter */
status = U_ZERO_ERROR;
format = unum_open(formatStyle, NULL, 0, locale, NULL, &status);
RAISE_ON_ERROR(status);
/* set format attributes */
if (options != Qnil) {
VALUE currency, precision, round_mode, round_increment;
switch (formatStyle) {
case UNUM_CURRENCY:
currency = rb_hash_aref(options, ID2SYM(rb_intern("currency")));
if (currency != Qnil) {
UChar *uStr;
int32_t uStrLen;
uStr = u_strFromRString(currency, &uStrLen);
status = U_ZERO_ERROR;
unum_setTextAttribute(format, UNUM_CURRENCY_CODE, uStr, uStrLen, &status);
RAISE_ON_ERROR(status);
}
case UNUM_DECIMAL:
/* precision */
precision = rb_hash_aref(options, ID2SYM(rb_intern("precision")));
if (precision != Qnil) {
Check_Type(precision, T_FIXNUM);
status = U_ZERO_ERROR;
unum_setAttribute(format, UNUM_FRACTION_DIGITS, NUM2INT(precision));
RAISE_ON_ERROR(status);
}
round_mode = rb_hash_aref(options, ID2SYM(rb_intern("round_mode")));
if (round_mode != Qnil) {
ID round_mode_ID;
UNumberFormatRoundingMode rounding_mode;
Check_Type(round_mode, T_SYMBOL);
round_mode_ID = SYM2ID(round_mode);
if (round_mode_ID == rb_intern("ceil")) {
rounding_mode = UNUM_ROUND_CEILING;
} else if (round_mode_ID == rb_intern("floor")) {
rounding_mode = UNUM_ROUND_FLOOR;
} else if (round_mode_ID == rb_intern("down")) {
rounding_mode = UNUM_ROUND_DOWN;
} else if (round_mode_ID == rb_intern("up")) {
rounding_mode = UNUM_ROUND_UP;
} else if (round_mode_ID == rb_intern("halfeven")) {
rounding_mode = UNUM_FOUND_HALFEVEN;
} else if (round_mode_ID == rb_intern("halfdown")) {
rounding_mode = UNUM_ROUND_HALFDOWN;
} else if (round_mode_ID == rb_intern("halfup")) {
rounding_mode = UNUM_ROUND_HALFUP;
} else {
rb_raise(rb_eArgError, "unsupported rounding mode '%s'", rb_id2name(round_mode_ID));
}
status = U_ZERO_ERROR;
unum_setAttribute(format, UNUM_ROUNDING_MODE, rounding_mode);
RAISE_ON_ERROR(status);
}
round_increment = rb_hash_aref(options, ID2SYM(rb_intern("round_increment")));
if (round_increment != Qnil) {
Check_Type(round_increment, T_FLOAT);
status = U_ZERO_ERROR;
unum_setDoubleAttribute(format, UNUM_ROUNDING_INCREMENT, NUM2DBL(round_increment));
RAISE_ON_ERROR(status);
}
}
}
/* format */
status = U_ZERO_ERROR;
switch (TYPE(self)) {
case T_FIXNUM:
unum_format(format, NUM2INT(self), result, 256, NULL, &status);
break;
case T_FLOAT:
unum_formatDouble(format, NUM2DBL(self), result, 256, NULL, &status);
break;
case T_BIGNUM:
unum_formatInt64(format, rb_big2ll(self), result, 256, NULL, &status);
break;
}
RAISE_ON_ERROR(status);
/* free resources */
unum_close(format);
return u_strToRString(result, -1);
}
