nix-super/src/libexpr/attr-path.hh

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#pragma once
#include "eval.hh"
#include <string>
#include <map>
namespace nix {
MakeError(AttrPathNotFound, Error);
MakeError(NoPositionInfo, Error);
std::pair<Value *, Pos> findAlongAttrPath(EvalState & state, const string & attrPath,
Bindings & autoArgs, Value & vIn);
/* Heuristic to find the filename and lineno or a nix value. */
Pos findDerivationFilename(EvalState & state, Value & v, std::string what);
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std::vector<Symbol> parseAttrPath(EvalState & state, std::string_view s);
}