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| author | Andreas Kling <kling@serenityos.org> | 2022-02-25 16:46:32 +0100 |
|---|---|---|
| committer | Andreas Kling <kling@serenityos.org> | 2022-02-25 19:38:31 +0100 |
| commit | dd7eb3d6d8f61549fbd2c3e80cf0b08757c4d3dd (patch) | |
| tree | 9c552c71b44d04df4f828facfe3253c45f48bf54 /AK/String.cpp | |
| parent | 7ed6549c8b1dbf2e0ba941578c8bb1e723769c3f (diff) | |
| download | serenity-dd7eb3d6d8f61549fbd2c3e80cf0b08757c4d3dd.zip | |
AK: Add String::split_view(Function<bool(char)>)
This allows you to split around a custom separator, and enables
expressive code like this:
string.split_view(is_ascii_space);
Diffstat (limited to 'AK/String.cpp')
| -rw-r--r-- | AK/String.cpp | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/AK/String.cpp b/AK/String.cpp index 7eeb97cc8e..1e18bca9a2 100644 --- a/AK/String.cpp +++ b/AK/String.cpp @@ -7,6 +7,7 @@ #include <AK/ByteBuffer.h> #include <AK/FlyString.h> #include <AK/Format.h> +#include <AK/Function.h> #include <AK/Memory.h> #include <AK/StdLibExtras.h> #include <AK/String.h> @@ -123,7 +124,7 @@ Vector<String> String::split_limit(char separator, size_t limit, bool keep_empty return v; } -Vector<StringView> String::split_view(const char separator, bool keep_empty) const +Vector<StringView> String::split_view(Function<bool(char)> separator, bool keep_empty) const { if (is_empty()) return {}; @@ -132,7 +133,7 @@ Vector<StringView> String::split_view(const char separator, bool keep_empty) con size_t substart = 0; for (size_t i = 0; i < length(); ++i) { char ch = characters()[i]; - if (ch == separator) { + if (separator(ch)) { size_t sublen = i - substart; if (sublen != 0 || keep_empty) v.append(substring_view(substart, sublen)); @@ -145,6 +146,11 @@ Vector<StringView> String::split_view(const char separator, bool keep_empty) con return v; } +Vector<StringView> String::split_view(const char separator, bool keep_empty) const +{ + return split_view([separator](char ch) { return ch == separator; }, keep_empty); +} + ByteBuffer String::to_byte_buffer() const { if (!m_impl) |