diff options
Diffstat (limited to 'abseil-cpp/absl/strings/str_split.h')
| -rw-r--r-- | abseil-cpp/absl/strings/str_split.h | 45 |
1 files changed, 39 insertions, 6 deletions
diff --git a/abseil-cpp/absl/strings/str_split.h b/abseil-cpp/absl/strings/str_split.h index 1ce17f3..7bbb68a 100644 --- a/abseil-cpp/absl/strings/str_split.h +++ b/abseil-cpp/absl/strings/str_split.h @@ -369,6 +369,12 @@ struct SkipWhitespace { } }; +template <typename T> +using EnableSplitIfString = + typename std::enable_if<std::is_same<T, std::string>::value || + std::is_same<T, const std::string>::value, + int>::type; + //------------------------------------------------------------------------------ // StrSplit() //------------------------------------------------------------------------------ @@ -455,8 +461,7 @@ struct SkipWhitespace { // first two split strings become the `std::pair` `.first` and `.second` // members, respectively. The remaining split substrings are discarded. If there // are less than two split substrings, the empty string is used for the -// corresponding -// `std::pair` member. +// corresponding `std::pair` member. // // Example: // @@ -489,22 +494,50 @@ struct SkipWhitespace { // Try not to depend on this distinction because the bug may one day be fixed. template <typename Delimiter> strings_internal::Splitter< - typename strings_internal::SelectDelimiter<Delimiter>::type, AllowEmpty> + typename strings_internal::SelectDelimiter<Delimiter>::type, AllowEmpty, + absl::string_view> StrSplit(strings_internal::ConvertibleToStringView text, Delimiter d) { using DelimiterType = typename strings_internal::SelectDelimiter<Delimiter>::type; - return strings_internal::Splitter<DelimiterType, AllowEmpty>( + return strings_internal::Splitter<DelimiterType, AllowEmpty, + absl::string_view>( + text.value(), DelimiterType(d), AllowEmpty()); +} + +template <typename Delimiter, typename StringType, + EnableSplitIfString<StringType> = 0> +strings_internal::Splitter< + typename strings_internal::SelectDelimiter<Delimiter>::type, AllowEmpty, + std::string> +StrSplit(StringType&& text, Delimiter d) { + using DelimiterType = + typename strings_internal::SelectDelimiter<Delimiter>::type; + return strings_internal::Splitter<DelimiterType, AllowEmpty, std::string>( std::move(text), DelimiterType(d), AllowEmpty()); } template <typename Delimiter, typename Predicate> strings_internal::Splitter< - typename strings_internal::SelectDelimiter<Delimiter>::type, Predicate> + typename strings_internal::SelectDelimiter<Delimiter>::type, Predicate, + absl::string_view> StrSplit(strings_internal::ConvertibleToStringView text, Delimiter d, Predicate p) { using DelimiterType = typename strings_internal::SelectDelimiter<Delimiter>::type; - return strings_internal::Splitter<DelimiterType, Predicate>( + return strings_internal::Splitter<DelimiterType, Predicate, + absl::string_view>( + text.value(), DelimiterType(d), std::move(p)); +} + +template <typename Delimiter, typename Predicate, typename StringType, + EnableSplitIfString<StringType> = 0> +strings_internal::Splitter< + typename strings_internal::SelectDelimiter<Delimiter>::type, Predicate, + std::string> +StrSplit(StringType&& text, Delimiter d, Predicate p) { + using DelimiterType = + typename strings_internal::SelectDelimiter<Delimiter>::type; + return strings_internal::Splitter<DelimiterType, Predicate, std::string>( std::move(text), DelimiterType(d), std::move(p)); } |