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Add error context for most basic coercions

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This commit is contained in:
Guillaume Maudoux 2022-03-04 05:04:47 +01:00
parent 00e242feed
commit be1f069746
21 changed files with 309 additions and 275 deletions
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22
src/libexpr/eval.hh
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@ -234,20 +234,20 @@ public:
void forceValueDeep(Value & v);
/* Force `v', and then verify that it has the expected type. */
NixInt forceInt(Value & v, const Pos & pos);
NixFloat forceFloat(Value & v, const Pos & pos);
bool forceBool(Value & v, const Pos & pos);
NixInt forceInt(Value & v, const Pos & pos, const std::string & errorCtx);
NixFloat forceFloat(Value & v, const Pos & pos, const std::string & errorCtx);
bool forceBool(Value & v, const Pos & pos, const std::string & errorCtx);
void forceAttrs(Value & v, const Pos & pos);
void forceAttrs(Value & v, const Pos & pos, const std::string & errorCtx);
template <typename Callable>
inline void forceAttrs(Value & v, Callable getPos);
inline void forceAttrs(Value & v, Callable getPos, const std::string & errorCtx);
inline void forceList(Value & v, const Pos & pos);
void forceFunction(Value & v, const Pos & pos); // either lambda or primop
std::string_view forceString(Value & v, const Pos & pos = noPos);
std::string_view forceString(Value & v, PathSet & context, const Pos & pos = noPos);
std::string_view forceStringNoCtx(Value & v, const Pos & pos = noPos);
inline void forceList(Value & v, const Pos & pos, const std::string & errorCtx);
void forceFunction(Value & v, const Pos & pos, const std::string & errorCtx); // either lambda or primop
std::string_view forceString(Value & v, const Pos & pos, const std::string & errorCtx);
std::string_view forceString(Value & v, PathSet & context, const Pos & pos, const std::string & errorCtx);
std::string_view forceStringNoCtx(Value & v, const Pos & pos, const std::string & errorCtx);
/* Return true iff the value `v' denotes a derivation (i.e. a
set with attribute `type = "derivation"'). */
@ -363,7 +363,7 @@ public:
void mkThunk_(Value & v, Expr * expr);
void mkPos(Value & v, ptr<Pos> pos);
void concatLists(Value & v, size_t nrLists, Value * * lists, const Pos & pos);
void concatLists(Value & v, size_t nrLists, Value * * lists, const Pos & pos, const std::string & errorCtx);
/* Print statistics. */
void printStats();