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Add an (always empty) eval cache to the attr sets

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This commit is contained in:
regnat 2021-06-02 14:52:09 +02:00
parent 891390d76f
commit 074e0678bd
7 changed files with 581 additions and 16 deletions
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12
src/libexpr/eval.cc
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@ -1699,18 +1699,6 @@ string EvalState::forceString(Value & v, const Pos & pos)
}
/* Decode a context string ‘!<name>!<path>’ into a pair <path,
name>. */
std::pair<string, string> decodeContext(std::string_view s)
{
if (s.at(0) == '!') {
size_t index = s.find("!", 1);
return {std::string(s.substr(index + 1)), std::string(s.substr(1, index - 1))};
} else
return {s.at(0) == '/' ? std::string(s) : std::string(s.substr(1)), ""};
}
void copyContext(const Value & v, PathSet & context)
{
if (v.string.context)