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author | 2020-02-28 12:18:28 -0800 | |
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committer | 2020-02-28 16:01:26 -0500 | |
commit | bcefbdcdf6ad85046ccacee0aeffba5404d3e528 (patch) | |
tree | 01a235f9ef9691a34f583d955d2dbb174dba611c /absl/strings/string_view.h | |
parent | 0033c9ea91a52ade7c6b725aa2ef3cbe15463421 (diff) |
Export of internal Abseil changes
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09c1e7877210fe85c43631538303af801c233e89 by Gennadiy Rozental <rogeeff@google.com>:
Change CordRep::length to size_t to be compatible with ChunkIterator.
PiperOrigin-RevId: 297901255
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226d5e79fb4e20fb09d75f034624d5be770f4ece by Derek Mauro <dmauro@google.com>:
Makes absl::string_view::substr constexpr for std::string_view compatibility
Fixes #627
PiperOrigin-RevId: 297872778
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851aa24a22d0ba5552098bf7e5735c95e4a8d4f7 by Abseil Team <absl-team@google.com>:
Reformat one line.
PiperOrigin-RevId: 297839574
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4f449c462583797455375fa6f1365a6b2cfa7e0a by Benjamin Barenblat <bbaren@google.com>:
Internal change
PiperOrigin-RevId: 297677173
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2d41a250e9a8f272946bc3262463e4025d88fba3 by Abseil Team <absl-team@google.com>:
Internal change
PiperOrigin-RevId: 297537076
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6e7fbe1e90999a58556d41955bef44033c61876c by Gennadiy Rozental <rogeeff@google.com>:
Internal change
PiperOrigin-RevId: 297376994
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5acf79338191b31cec158b06cd96ca8dfa3e81fe by Derek Mauro <dmauro@google.com>:
Add a debug-mode bounds-check on absl::Span::operator[].
PiperOrigin-RevId: 297355826
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1c540d06a56c7e92bb07b90f16b4e00b014ef18f by CJ Johnson <johnsoncj@google.com>:
Adding new LTS to the list
PiperOrigin-RevId: 297235265
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696ce48bea6927436ff89f59b887e5869b1b0f38 by Derek Mauro <dmauro@google.com>:
Fix build on FreeBSD/powerpc (implement UnscaledCycleClock)
Merges/Fixes GitHub #616
PiperOrigin-RevId: 297188640
GitOrigin-RevId: 09c1e7877210fe85c43631538303af801c233e89
Change-Id: I5d97b16bb6378792d2fcf7d29080cca18aa7729a
Diffstat (limited to 'absl/strings/string_view.h')
-rw-r--r-- | absl/strings/string_view.h | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/absl/strings/string_view.h b/absl/strings/string_view.h index 1861ea62..55e80d62 100644 --- a/absl/strings/string_view.h +++ b/absl/strings/string_view.h @@ -382,11 +382,12 @@ class string_view { // Returns a "substring" of the `string_view` (at offset `pos` and length // `n`) as another string_view. This function throws `std::out_of_bounds` if // `pos > size`. - string_view substr(size_type pos, size_type n = npos) const { - if (ABSL_PREDICT_FALSE(pos > length_)) - base_internal::ThrowStdOutOfRange("absl::string_view::substr"); - n = (std::min)(n, length_ - pos); - return string_view(ptr_ + pos, n); + constexpr string_view substr(size_type pos, size_type n = npos) const { + return ABSL_PREDICT_FALSE(pos > length_) + ? (base_internal::ThrowStdOutOfRange( + "absl::string_view::substr"), + string_view()) + : string_view(ptr_ + pos, Min(n, length_ - pos)); } // string_view::compare() |