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author | Abseil Team <absl-team@google.com> | 2018-08-27 21:40:13 (GMT) |
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committer | Gennadiy Civil <misterg@google.com> | 2018-08-28 20:53:38 (GMT) |
commit | 52f8183e7f3620cf03f321a2624eb0d4f7649f4c (patch) | |
tree | 831bb5f2bc560dc6d4bb0e6462544c34a74acf42 /googletest/include/gtest/internal/gtest-internal.h | |
parent | 167c5e8188beb5dae002ac7571457e3c26eb6a3f (diff) | |
download | googletest-52f8183e7f3620cf03f321a2624eb0d4f7649f4c.zip googletest-52f8183e7f3620cf03f321a2624eb0d4f7649f4c.tar.gz googletest-52f8183e7f3620cf03f321a2624eb0d4f7649f4c.tar.bz2 |
Googletest export
Breaks Windows builds
PiperOrigin-RevId: 210434120
Diffstat (limited to 'googletest/include/gtest/internal/gtest-internal.h')
-rw-r--r-- | googletest/include/gtest/internal/gtest-internal.h | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/googletest/include/gtest/internal/gtest-internal.h b/googletest/include/gtest/internal/gtest-internal.h index 1c2824d..9593a45 100644 --- a/googletest/include/gtest/internal/gtest-internal.h +++ b/googletest/include/gtest/internal/gtest-internal.h @@ -159,15 +159,15 @@ GTEST_DISABLE_MSC_WARNINGS_POP_() // 4275 #endif // GTEST_HAS_EXCEPTIONS +namespace edit_distance { // Returns the optimal edits to go from 'left' to 'right'. // All edits cost the same, with replace having lower priority than -// add/remove. Returns an approximation of the maximum memory used in -// 'memory_usage' if non-null. -// Uses a Dijkstra search, with a couple of simple bells and whistles added on. -enum EditType { kEditMatch, kEditAdd, kEditRemove, kEditReplace }; +// add/remove. +// Simple implementation of the Wagner-Fischer algorithm. +// See http://en.wikipedia.org/wiki/Wagner-Fischer_algorithm +enum EditType { kMatch, kAdd, kRemove, kReplace }; GTEST_API_ std::vector<EditType> CalculateOptimalEdits( - const std::vector<size_t>& left, const std::vector<size_t>& right, - size_t* memory_usage = NULL); + const std::vector<size_t>& left, const std::vector<size_t>& right); // Same as above, but the input is represented as strings. GTEST_API_ std::vector<EditType> CalculateOptimalEdits( @@ -179,6 +179,8 @@ GTEST_API_ std::string CreateUnifiedDiff(const std::vector<std::string>& left, const std::vector<std::string>& right, size_t context = 2); +} // namespace edit_distance + // Calculate the diff between 'left' and 'right' and return it in unified diff // format. // If not null, stores in 'total_line_count' the total number of lines found |