| // Copyright 2017 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef BASE_NUMERICS_RANGES_H_ |
| #define BASE_NUMERICS_RANGES_H_ |
| |
| #include <cmath> |
| #include <type_traits> |
| |
| namespace gurl_base { |
| |
| template <typename T> |
| constexpr bool IsApproximatelyEqual(T lhs, T rhs, T tolerance) { |
| static_assert(std::is_arithmetic<T>::value, "Argument must be arithmetic"); |
| return std::abs(rhs - lhs) <= tolerance; |
| } |
| |
| } // namespace base |
| |
| #endif // BASE_NUMERICS_RANGES_H_ |
