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Better string split implementation

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This commit is contained in:
topjohnwu
2023-04-03 18:50:36 -07:00
parent 41b77e4f25
commit 762b70ba9d
3 changed files with 11 additions and 11 deletions
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native/src/base/misc.cpp
+7 -7
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@@ -217,14 +217,14 @@ string &replace_all(string &str, string_view from, string_view to) {
return str;
}
template <class T>
static auto split_impl(T s, T delims) {
vector<std::decay_t<T>> result;
template <typename T>
static auto split_impl(string_view s, string_view delims) {
vector<T> result;
size_t base = 0;
size_t found;
while (true) {
found = s.find_first_of(delims, base);
result.push_back(s.substr(base, found - base));
result.emplace_back(s.substr(base, found - base));
if (found == string::npos)
break;
base = found + 1;
@@ -232,11 +232,11 @@ static auto split_impl(T s, T delims) {
return result;
}
vector<string> split(const string &s, const string &delims) {
return split_impl<const string&>(s, delims);
vector<string> split(string_view s, string_view delims) {
return split_impl<string>(s, delims);
}
vector<string_view> split_ro(string_view s, string_view delims) {
vector<string_view> split_view(string_view s, string_view delims) {
return split_impl<string_view>(s, delims);
}