// ICU PATCH: Customize header file paths for ICU.
-#include "double-conversion-utils.h"
-
-// ICU PATCH: Wrap in ICU namespace
-U_NAMESPACE_BEGIN
-
-namespace double_conversion {
-
-class DoubleToStringConverter {
- public:
-#if 0 // not needed for ICU
- // When calling ToFixed with a double > 10^kMaxFixedDigitsBeforePoint
- // or a requested_digits parameter > kMaxFixedDigitsAfterPoint then the
- // function returns false.
- static const int kMaxFixedDigitsBeforePoint = 60;
- static const int kMaxFixedDigitsAfterPoint = 60;
-
- // When calling ToExponential with a requested_digits
- // parameter > kMaxExponentialDigits then the function returns false.
- static const int kMaxExponentialDigits = 120;
-
- // When calling ToPrecision with a requested_digits
- // parameter < kMinPrecisionDigits or requested_digits > kMaxPrecisionDigits
- // then the function returns false.
- static const int kMinPrecisionDigits = 1;
- static const int kMaxPrecisionDigits = 120;
-
- enum Flags {
- NO_FLAGS = 0,
- EMIT_POSITIVE_EXPONENT_SIGN = 1,
- EMIT_TRAILING_DECIMAL_POINT = 2,
- EMIT_TRAILING_ZERO_AFTER_POINT = 4,
- UNIQUE_ZERO = 8
- };
-
- // Flags should be a bit-or combination of the possible Flags-enum.
- // - NO_FLAGS: no special flags.
- // - EMIT_POSITIVE_EXPONENT_SIGN: when the number is converted into exponent
- // form, emits a '+' for positive exponents. Example: 1.2e+2.
- // - EMIT_TRAILING_DECIMAL_POINT: when the input number is an integer and is
- // converted into decimal format then a trailing decimal point is appended.
- // Example: 2345.0 is converted to "2345.".
- // - EMIT_TRAILING_ZERO_AFTER_POINT: in addition to a trailing decimal point
- // emits a trailing '0'-character. This flag requires the
- // EXMIT_TRAILING_DECIMAL_POINT flag.
- // Example: 2345.0 is converted to "2345.0".
- // - UNIQUE_ZERO: "-0.0" is converted to "0.0".
- //
- // Infinity symbol and nan_symbol provide the string representation for these
- // special values. If the string is NULL and the special value is encountered
- // then the conversion functions return false.
- //
- // The exponent_character is used in exponential representations. It is
- // usually 'e' or 'E'.
- //
- // When converting to the shortest representation the converter will
- // represent input numbers in decimal format if they are in the interval
- // [10^decimal_in_shortest_low; 10^decimal_in_shortest_high[
- // (lower boundary included, greater boundary excluded).
- // Example: with decimal_in_shortest_low = -6 and
- // decimal_in_shortest_high = 21:
- // ToShortest(0.000001) -> "0.000001"
- // ToShortest(0.0000001) -> "1e-7"
- // ToShortest(111111111111111111111.0) -> "111111111111111110000"
- // ToShortest(100000000000000000000.0) -> "100000000000000000000"
- // ToShortest(1111111111111111111111.0) -> "1.1111111111111111e+21"
- //
- // When converting to precision mode the converter may add
- // max_leading_padding_zeroes before returning the number in exponential
- // format.
- // Example with max_leading_padding_zeroes_in_precision_mode = 6.
- // ToPrecision(0.0000012345, 2) -> "0.0000012"
- // ToPrecision(0.00000012345, 2) -> "1.2e-7"
- // Similarily the converter may add up to
- // max_trailing_padding_zeroes_in_precision_mode in precision mode to avoid
- // returning an exponential representation. A zero added by the
- // EMIT_TRAILING_ZERO_AFTER_POINT flag is counted for this limit.
- // Examples for max_trailing_padding_zeroes_in_precision_mode = 1:
- // ToPrecision(230.0, 2) -> "230"
- // ToPrecision(230.0, 2) -> "230." with EMIT_TRAILING_DECIMAL_POINT.
- // ToPrecision(230.0, 2) -> "2.3e2" with EMIT_TRAILING_ZERO_AFTER_POINT.
- DoubleToStringConverter(int flags,
- const char* infinity_symbol,
- const char* nan_symbol,
- char exponent_character,
- int decimal_in_shortest_low,
- int decimal_in_shortest_high,
- int max_leading_padding_zeroes_in_precision_mode,
- int max_trailing_padding_zeroes_in_precision_mode)
- : flags_(flags),
- infinity_symbol_(infinity_symbol),
- nan_symbol_(nan_symbol),
- exponent_character_(exponent_character),
- decimal_in_shortest_low_(decimal_in_shortest_low),
- decimal_in_shortest_high_(decimal_in_shortest_high),
- max_leading_padding_zeroes_in_precision_mode_(
- max_leading_padding_zeroes_in_precision_mode),
- max_trailing_padding_zeroes_in_precision_mode_(
- max_trailing_padding_zeroes_in_precision_mode) {
- // When 'trailing zero after the point' is set, then 'trailing point'
- // must be set too.
- ASSERT(((flags & EMIT_TRAILING_DECIMAL_POINT) != 0) ||
- !((flags & EMIT_TRAILING_ZERO_AFTER_POINT) != 0));
- }
-
- // Returns a converter following the EcmaScript specification.
- static const DoubleToStringConverter& EcmaScriptConverter();
-
- // Computes the shortest string of digits that correctly represent the input
- // number. Depending on decimal_in_shortest_low and decimal_in_shortest_high
- // (see constructor) it then either returns a decimal representation, or an
- // exponential representation.
- // Example with decimal_in_shortest_low = -6,
- // decimal_in_shortest_high = 21,
- // EMIT_POSITIVE_EXPONENT_SIGN activated, and
- // EMIT_TRAILING_DECIMAL_POINT deactived:
- // ToShortest(0.000001) -> "0.000001"
- // ToShortest(0.0000001) -> "1e-7"
- // ToShortest(111111111111111111111.0) -> "111111111111111110000"
- // ToShortest(100000000000000000000.0) -> "100000000000000000000"
- // ToShortest(1111111111111111111111.0) -> "1.1111111111111111e+21"
- //
- // Note: the conversion may round the output if the returned string
- // is accurate enough to uniquely identify the input-number.
- // For example the most precise representation of the double 9e59 equals
- // "899999999999999918767229449717619953810131273674690656206848", but
- // the converter will return the shorter (but still correct) "9e59".
- //
- // Returns true if the conversion succeeds. The conversion always succeeds
- // except when the input value is special and no infinity_symbol or
- // nan_symbol has been given to the constructor.
- bool ToShortest(double value, StringBuilder* result_builder) const {
- return ToShortestIeeeNumber(value, result_builder, SHORTEST);
- }
-
- // Same as ToShortest, but for single-precision floats.
- bool ToShortestSingle(float value, StringBuilder* result_builder) const {
- return ToShortestIeeeNumber(value, result_builder, SHORTEST_SINGLE);
- }
-
-
- // Computes a decimal representation with a fixed number of digits after the
- // decimal point. The last emitted digit is rounded.
- //
- // Examples:
- // ToFixed(3.12, 1) -> "3.1"
- // ToFixed(3.1415, 3) -> "3.142"
- // ToFixed(1234.56789, 4) -> "1234.5679"
- // ToFixed(1.23, 5) -> "1.23000"
- // ToFixed(0.1, 4) -> "0.1000"
- // ToFixed(1e30, 2) -> "1000000000000000019884624838656.00"
- // ToFixed(0.1, 30) -> "0.100000000000000005551115123126"
- // ToFixed(0.1, 17) -> "0.10000000000000001"
- //
- // If requested_digits equals 0, then the tail of the result depends on
- // the EMIT_TRAILING_DECIMAL_POINT and EMIT_TRAILING_ZERO_AFTER_POINT.
- // Examples, for requested_digits == 0,
- // let EMIT_TRAILING_DECIMAL_POINT and EMIT_TRAILING_ZERO_AFTER_POINT be
- // - false and false: then 123.45 -> 123
- // 0.678 -> 1
- // - true and false: then 123.45 -> 123.
- // 0.678 -> 1.
- // - true and true: then 123.45 -> 123.0
- // 0.678 -> 1.0
- //
- // Returns true if the conversion succeeds. The conversion always succeeds
- // except for the following cases:
- // - the input value is special and no infinity_symbol or nan_symbol has
- // been provided to the constructor,
- // - 'value' > 10^kMaxFixedDigitsBeforePoint, or
- // - 'requested_digits' > kMaxFixedDigitsAfterPoint.
- // The last two conditions imply that the result will never contain more than
- // 1 + kMaxFixedDigitsBeforePoint + 1 + kMaxFixedDigitsAfterPoint characters
- // (one additional character for the sign, and one for the decimal point).
- bool ToFixed(double value,
- int requested_digits,
- StringBuilder* result_builder) const;
-
- // Computes a representation in exponential format with requested_digits
- // after the decimal point. The last emitted digit is rounded.
- // If requested_digits equals -1, then the shortest exponential representation
- // is computed.
- //
- // Examples with EMIT_POSITIVE_EXPONENT_SIGN deactivated, and
- // exponent_character set to 'e'.
- // ToExponential(3.12, 1) -> "3.1e0"
- // ToExponential(5.0, 3) -> "5.000e0"
- // ToExponential(0.001, 2) -> "1.00e-3"
- // ToExponential(3.1415, -1) -> "3.1415e0"
- // ToExponential(3.1415, 4) -> "3.1415e0"
- // ToExponential(3.1415, 3) -> "3.142e0"
- // ToExponential(123456789000000, 3) -> "1.235e14"
- // ToExponential(1000000000000000019884624838656.0, -1) -> "1e30"
- // ToExponential(1000000000000000019884624838656.0, 32) ->
- // "1.00000000000000001988462483865600e30"
- // ToExponential(1234, 0) -> "1e3"
- //
- // Returns true if the conversion succeeds. The conversion always succeeds
- // except for the following cases:
- // - the input value is special and no infinity_symbol or nan_symbol has
- // been provided to the constructor,
- // - 'requested_digits' > kMaxExponentialDigits.
- // The last condition implies that the result will never contain more than
- // kMaxExponentialDigits + 8 characters (the sign, the digit before the
- // decimal point, the decimal point, the exponent character, the
- // exponent's sign, and at most 3 exponent digits).
- bool ToExponential(double value,
- int requested_digits,
- StringBuilder* result_builder) const;
-
- // Computes 'precision' leading digits of the given 'value' and returns them
- // either in exponential or decimal format, depending on
- // max_{leading|trailing}_padding_zeroes_in_precision_mode (given to the
- // constructor).
- // The last computed digit is rounded.
- //
- // Example with max_leading_padding_zeroes_in_precision_mode = 6.
- // ToPrecision(0.0000012345, 2) -> "0.0000012"
- // ToPrecision(0.00000012345, 2) -> "1.2e-7"
- // Similarily the converter may add up to
- // max_trailing_padding_zeroes_in_precision_mode in precision mode to avoid
- // returning an exponential representation. A zero added by the
- // EMIT_TRAILING_ZERO_AFTER_POINT flag is counted for this limit.
- // Examples for max_trailing_padding_zeroes_in_precision_mode = 1:
- // ToPrecision(230.0, 2) -> "230"
- // ToPrecision(230.0, 2) -> "230." with EMIT_TRAILING_DECIMAL_POINT.
- // ToPrecision(230.0, 2) -> "2.3e2" with EMIT_TRAILING_ZERO_AFTER_POINT.
- // Examples for max_trailing_padding_zeroes_in_precision_mode = 3, and no
- // EMIT_TRAILING_ZERO_AFTER_POINT:
- // ToPrecision(123450.0, 6) -> "123450"
- // ToPrecision(123450.0, 5) -> "123450"
- // ToPrecision(123450.0, 4) -> "123500"
- // ToPrecision(123450.0, 3) -> "123000"
- // ToPrecision(123450.0, 2) -> "1.2e5"
- //
- // Returns true if the conversion succeeds. The conversion always succeeds
- // except for the following cases:
- // - the input value is special and no infinity_symbol or nan_symbol has
- // been provided to the constructor,
- // - precision < kMinPericisionDigits
- // - precision > kMaxPrecisionDigits
- // The last condition implies that the result will never contain more than
- // kMaxPrecisionDigits + 7 characters (the sign, the decimal point, the
- // exponent character, the exponent's sign, and at most 3 exponent digits).
- bool ToPrecision(double value,
- int precision,
- StringBuilder* result_builder) const;
-#endif // not needed for ICU
-
- enum DtoaMode {
- // Produce the shortest correct representation.
- // For example the output of 0.299999999999999988897 is (the less accurate
- // but correct) 0.3.
- SHORTEST,
- // Same as SHORTEST, but for single-precision floats.
- SHORTEST_SINGLE,
- // Produce a fixed number of digits after the decimal point.
- // For instance fixed(0.1, 4) becomes 0.1000
- // If the input number is big, the output will be big.
- FIXED,
- // Fixed number of digits (independent of the decimal point).
- PRECISION
- };
-
- // The maximal number of digits that are needed to emit a double in base 10.
- // A higher precision can be achieved by using more digits, but the shortest
- // accurate representation of any double will never use more digits than
- // kBase10MaximalLength.
- // Note that DoubleToAscii null-terminates its input. So the given buffer
- // should be at least kBase10MaximalLength + 1 characters long.
- static const int kBase10MaximalLength = 17;
-
- // Converts the given double 'v' to digit characters. 'v' must not be NaN,
- // +Infinity, or -Infinity. In SHORTEST_SINGLE-mode this restriction also
- // applies to 'v' after it has been casted to a single-precision float. That
- // is, in this mode static_cast<float>(v) must not be NaN, +Infinity or
- // -Infinity.
- //
- // The result should be interpreted as buffer * 10^(point-length).
- //
- // The digits are written to the buffer in the platform's charset, which is
- // often UTF-8 (with ASCII-range digits) but may be another charset, such
- // as EBCDIC.
- //
- // The output depends on the given mode:
- // - SHORTEST: produce the least amount of digits for which the internal
- // identity requirement is still satisfied. If the digits are printed
- // (together with the correct exponent) then reading this number will give
- // 'v' again. The buffer will choose the representation that is closest to
- // 'v'. If there are two at the same distance, than the one farther away
- // from 0 is chosen (halfway cases - ending with 5 - are rounded up).
- // In this mode the 'requested_digits' parameter is ignored.
- // - SHORTEST_SINGLE: same as SHORTEST but with single-precision.
- // - FIXED: produces digits necessary to print a given number with
- // 'requested_digits' digits after the decimal point. The produced digits
- // might be too short in which case the caller has to fill the remainder
- // with '0's.
- // Example: toFixed(0.001, 5) is allowed to return buffer="1", point=-2.
- // Halfway cases are rounded towards +/-Infinity (away from 0). The call
- // toFixed(0.15, 2) thus returns buffer="2", point=0.
- // The returned buffer may contain digits that would be truncated from the
- // shortest representation of the input.
- // - PRECISION: produces 'requested_digits' where the first digit is not '0'.
- // Even though the length of produced digits usually equals
- // 'requested_digits', the function is allowed to return fewer digits, in
- // which case the caller has to fill the missing digits with '0's.
- // Halfway cases are again rounded away from 0.
- // DoubleToAscii expects the given buffer to be big enough to hold all
- // digits and a terminating null-character. In SHORTEST-mode it expects a
- // buffer of at least kBase10MaximalLength + 1. In all other modes the
- // requested_digits parameter and the padding-zeroes limit the size of the
- // output. Don't forget the decimal point, the exponent character and the
- // terminating null-character when computing the maximal output size.
- // The given length is only used in debug mode to ensure the buffer is big
- // enough.
- // ICU PATCH: Export this as U_I18N_API for unit tests.
- static void U_I18N_API DoubleToAscii(double v,
- DtoaMode mode,
- int requested_digits,
- char* buffer,
- int buffer_length,
- bool* sign,
- int* length,
- int* point);
-
-#if 0 // not needed for ICU
- private:
- // Implementation for ToShortest and ToShortestSingle.
- bool ToShortestIeeeNumber(double value,
- StringBuilder* result_builder,
- DtoaMode mode) const;
-
- // If the value is a special value (NaN or Infinity) constructs the
- // corresponding string using the configured infinity/nan-symbol.
- // If either of them is NULL or the value is not special then the
- // function returns false.
- bool HandleSpecialValues(double value, StringBuilder* result_builder) const;
- // Constructs an exponential representation (i.e. 1.234e56).
- // The given exponent assumes a decimal point after the first decimal digit.
- void CreateExponentialRepresentation(const char* decimal_digits,
- int length,
- int exponent,
- StringBuilder* result_builder) const;
- // Creates a decimal representation (i.e 1234.5678).
- void CreateDecimalRepresentation(const char* decimal_digits,
- int length,
- int decimal_point,
- int digits_after_point,
- StringBuilder* result_builder) const;
-
- const int flags_;
- const char* const infinity_symbol_;
- const char* const nan_symbol_;
- const char exponent_character_;
- const int decimal_in_shortest_low_;
- const int decimal_in_shortest_high_;
- const int max_leading_padding_zeroes_in_precision_mode_;
- const int max_trailing_padding_zeroes_in_precision_mode_;
-#endif // not needed for ICU
-
- DC_DISALLOW_IMPLICIT_CONSTRUCTORS(DoubleToStringConverter);
-};
-
-
-class StringToDoubleConverter {
- public:
- // Enumeration for allowing octals and ignoring junk when converting
- // strings to numbers.
- enum Flags {
- NO_FLAGS = 0,
- ALLOW_HEX = 1,
- ALLOW_OCTALS = 2,
- ALLOW_TRAILING_JUNK = 4,
- ALLOW_LEADING_SPACES = 8,
- ALLOW_TRAILING_SPACES = 16,
- ALLOW_SPACES_AFTER_SIGN = 32,
- ALLOW_CASE_INSENSIBILITY = 64,
- ALLOW_HEX_FLOATS = 128,
- };
-
- static const uc16 kNoSeparator = '\0';
-
- // Flags should be a bit-or combination of the possible Flags-enum.
- // - NO_FLAGS: no special flags.
- // - ALLOW_HEX: recognizes the prefix "0x". Hex numbers may only be integers.
- // Ex: StringToDouble("0x1234") -> 4660.0
- // In StringToDouble("0x1234.56") the characters ".56" are trailing
- // junk. The result of the call is hence dependent on
- // the ALLOW_TRAILING_JUNK flag and/or the junk value.
- // With this flag "0x" is a junk-string. Even with ALLOW_TRAILING_JUNK,
- // the string will not be parsed as "0" followed by junk.
- //
- // - ALLOW_OCTALS: recognizes the prefix "0" for octals:
- // If a sequence of octal digits starts with '0', then the number is
- // read as octal integer. Octal numbers may only be integers.
- // Ex: StringToDouble("01234") -> 668.0
- // StringToDouble("012349") -> 12349.0 // Not a sequence of octal
- // // digits.
- // In StringToDouble("01234.56") the characters ".56" are trailing
- // junk. The result of the call is hence dependent on
- // the ALLOW_TRAILING_JUNK flag and/or the junk value.
- // In StringToDouble("01234e56") the characters "e56" are trailing
- // junk, too.
- // - ALLOW_TRAILING_JUNK: ignore trailing characters that are not part of
- // a double literal.
- // - ALLOW_LEADING_SPACES: skip over leading whitespace, including spaces,
- // new-lines, and tabs.
- // - ALLOW_TRAILING_SPACES: ignore trailing whitespace.
- // - ALLOW_SPACES_AFTER_SIGN: ignore whitespace after the sign.
- // Ex: StringToDouble("- 123.2") -> -123.2.
- // StringToDouble("+ 123.2") -> 123.2
- // - ALLOW_CASE_INSENSIBILITY: ignore case of characters for special values:
- // infinity and nan.
- // - ALLOW_HEX_FLOATS: allows hexadecimal float literals.
- // This *must* start with "0x" and separate the exponent with "p".
- // Examples: 0x1.2p3 == 9.0
- // 0x10.1p0 == 16.0625
- // ALLOW_HEX and ALLOW_HEX_FLOATS are indendent.
- //
- // empty_string_value is returned when an empty string is given as input.
- // If ALLOW_LEADING_SPACES or ALLOW_TRAILING_SPACES are set, then a string
- // containing only spaces is converted to the 'empty_string_value', too.
- //
- // junk_string_value is returned when
- // a) ALLOW_TRAILING_JUNK is not set, and a junk character (a character not
- // part of a double-literal) is found.
- // b) ALLOW_TRAILING_JUNK is set, but the string does not start with a
- // double literal.
- //
- // infinity_symbol and nan_symbol are strings that are used to detect
- // inputs that represent infinity and NaN. They can be null, in which case
- // they are ignored.
- // The conversion routine first reads any possible signs. Then it compares the
- // following character of the input-string with the first character of
- // the infinity, and nan-symbol. If either matches, the function assumes, that
- // a match has been found, and expects the following input characters to match
- // the remaining characters of the special-value symbol.
- // This means that the following restrictions apply to special-value symbols:
- // - they must not start with signs ('+', or '-'),
- // - they must not have the same first character.
- // - they must not start with digits.
- //
- // If the separator character is not kNoSeparator, then that specific
- // character is ignored when in between two valid digits of the significant.
- // It is not allowed to appear in the exponent.
- // It is not allowed to lead or trail the number.
- // It is not allowed to appear twice next to each other.
- //
- // Examples:
- // flags = ALLOW_HEX | ALLOW_TRAILING_JUNK,
- // empty_string_value = 0.0,
- // junk_string_value = NaN,
- // infinity_symbol = "infinity",
- // nan_symbol = "nan":
- // StringToDouble("0x1234") -> 4660.0.
- // StringToDouble("0x1234K") -> 4660.0.
- // StringToDouble("") -> 0.0 // empty_string_value.
- // StringToDouble(" ") -> NaN // junk_string_value.
- // StringToDouble(" 1") -> NaN // junk_string_value.
- // StringToDouble("0x") -> NaN // junk_string_value.
- // StringToDouble("-123.45") -> -123.45.
- // StringToDouble("--123.45") -> NaN // junk_string_value.
- // StringToDouble("123e45") -> 123e45.
- // StringToDouble("123E45") -> 123e45.
- // StringToDouble("123e+45") -> 123e45.
- // StringToDouble("123E-45") -> 123e-45.
- // StringToDouble("123e") -> 123.0 // trailing junk ignored.
- // StringToDouble("123e-") -> 123.0 // trailing junk ignored.
- // StringToDouble("+NaN") -> NaN // NaN string literal.
- // StringToDouble("-infinity") -> -inf. // infinity literal.
- // StringToDouble("Infinity") -> NaN // junk_string_value.
- //
- // flags = ALLOW_OCTAL | ALLOW_LEADING_SPACES,
- // empty_string_value = 0.0,
- // junk_string_value = NaN,
- // infinity_symbol = NULL,
- // nan_symbol = NULL:
- // StringToDouble("0x1234") -> NaN // junk_string_value.
- // StringToDouble("01234") -> 668.0.
- // StringToDouble("") -> 0.0 // empty_string_value.
- // StringToDouble(" ") -> 0.0 // empty_string_value.
- // StringToDouble(" 1") -> 1.0
- // StringToDouble("0x") -> NaN // junk_string_value.
- // StringToDouble("0123e45") -> NaN // junk_string_value.
- // StringToDouble("01239E45") -> 1239e45.
- // StringToDouble("-infinity") -> NaN // junk_string_value.
- // StringToDouble("NaN") -> NaN // junk_string_value.
- //
- // flags = NO_FLAGS,
- // separator = ' ':
- // StringToDouble("1 2 3 4") -> 1234.0
- // StringToDouble("1 2") -> NaN // junk_string_value
- // StringToDouble("1 000 000.0") -> 1000000.0
- // StringToDouble("1.000 000") -> 1.0
- // StringToDouble("1.0e1 000") -> NaN // junk_string_value
- StringToDoubleConverter(int flags,
- double empty_string_value,
- double junk_string_value,
- const char* infinity_symbol,
- const char* nan_symbol,
- uc16 separator = kNoSeparator)
- : flags_(flags),
- empty_string_value_(empty_string_value),
- junk_string_value_(junk_string_value),
- infinity_symbol_(infinity_symbol),
- nan_symbol_(nan_symbol),
- separator_(separator) {
- }
-
- // Performs the conversion.
- // The output parameter 'processed_characters_count' is set to the number
- // of characters that have been processed to read the number.
- // Spaces than are processed with ALLOW_{LEADING|TRAILING}_SPACES are included
- // in the 'processed_characters_count'. Trailing junk is never included.
- double StringToDouble(const char* buffer,
- int length,
- int* processed_characters_count) const;
-
- // Same as StringToDouble above but for 16 bit characters.
- double StringToDouble(const uc16* buffer,
- int length,
- int* processed_characters_count) const;
-
- // Same as StringToDouble but reads a float.
- // Note that this is not equivalent to static_cast<float>(StringToDouble(...))
- // due to potential double-rounding.
- float StringToFloat(const char* buffer,
- int length,
- int* processed_characters_count) const;
-
- // Same as StringToFloat above but for 16 bit characters.
- float StringToFloat(const uc16* buffer,
- int length,
- int* processed_characters_count) const;
-
- private:
- const int flags_;
- const double empty_string_value_;
- const double junk_string_value_;
- const char* const infinity_symbol_;
- const char* const nan_symbol_;
- const uc16 separator_;
-
- template <class Iterator>
- double StringToIeee(Iterator start_pointer,
- int length,
- bool read_as_double,
- int* processed_characters_count) const;
-
- DC_DISALLOW_IMPLICIT_CONSTRUCTORS(StringToDoubleConverter);
-};
-
-} // namespace double_conversion
-
-// ICU PATCH: Close ICU namespace
-U_NAMESPACE_END
+#include "double-conversion-string-to-double.h"
+#include "double-conversion-double-to-string.h"
#endif // DOUBLE_CONVERSION_DOUBLE_CONVERSION_H_
#endif // ICU PATCH: close #if !UCONFIG_NO_FORMATTING
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