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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/* A utility function that converts a string to a double independent of OS locale. */
#ifndef MOZILLA_DOUBLECONVERSION_H
#define MOZILLA_DOUBLECONVERSION_H
#include "mozilla/Maybe.h"
#include "mozilla/Span.h"
#include <string>
namespace mozilla {
// Parses aStringSpan into a double floating point value. Always treats . as the
// decimal separator, regardless of OS locale. Consumes the entire string;
// trailing garbage is invalid. Returns Nothing() for invalid input.
// The implementation uses double_conversion::StringToDoubleConverter with
// NO_FLAGS, see double-conversion/string-to-double.h for more documentation.
Maybe<double> StringToDouble(Span<const char> aStringSpan);
}
#endif // MOZILLA_DOUBLECONVERSION_H
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