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tools [utils]: directly emplace substrings into vector for split() 

Saves a temporary.

Change-Id: I6851e6f941dfa593fb37f79a7ec19ce446753556
Pick-to: 6.9 6.8
Reviewed-by: Alexey Edelev <alexey.edelev@qt.io>
This commit is contained in:
Dennis Oberst 2025-03-27 19:16:12 +01:00
parent 0e6a9f6890
commit a335b71abe
1 changed files with 4 additions and 5 deletions
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9
src/tools/qtprotoccommon/utils.cpp
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@ -32,16 +32,15 @@ std::vector<std::string> split(std::string_view s, std::string_view c, bool keep
assert(!c.empty()); assert(!c.empty());
std::vector<std::string> out; std::vector<std::string> out;
std::string::size_type pos = 0; std::string::size_type pos = 0;
std::string item;
for (std::string::size_type posNext = 0; (posNext = s.find(c, pos)) != std::string::npos; for (std::string::size_type posNext = 0; (posNext = s.find(c, pos)) != std::string::npos;
pos = posNext + c.size()) { pos = posNext + c.size()) {
item = s.substr(pos, posNext - pos); auto item = s.substr(pos, posNext - pos);
if (keepEmpty || !item.empty()) if (keepEmpty || !item.empty())
out.push_back(item); out.emplace_back(item);
} }
item = s.substr(pos); auto item = s.substr(pos);
if (keepEmpty || !item.empty()) if (keepEmpty || !item.empty())
out.push_back(item); out.emplace_back(item);
return out; return out;
} }