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dropEmptyInitThenConcatStringSep: Check that we don't drop...
... initial empty strings. The tests pass, which is encouraging.
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@ -41,6 +41,11 @@ public:
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}
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friend std::ostream & operator <<(std::ostream & os, const SymbolStr & symbol);
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bool empty() const
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{
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return s->empty();
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}
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};
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/**
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@ -40,6 +40,13 @@ template<class C>
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std::string dropEmptyInitThenConcatStringsSep(const std::string_view sep, const C & ss)
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{
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size_t size = 0;
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for (auto & i : ss) {
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// Make sure we don't rely on the empty item ignoring behavior
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assert(!i.empty());
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break;
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}
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// need a cast to string_view since this is also called with Symbols
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for (const auto & s : ss) size += sep.size() + std::string_view(s).size();
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std::string s;
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