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Refactor to use more traces and less string manipulations

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This commit is contained in:
Guillaume Maudoux 2022-03-18 00:58:09 +01:00
parent 13c4dc6532
commit e6d07e0d89
8 changed files with 475 additions and 442 deletions
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34
src/libexpr/eval.hh
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@ -217,8 +217,8 @@ public:
/* Evaluation the expression, then verify that it has the expected
type. */
inline bool evalBool(Env & env, Expr * e, const Pos & pos, const std::string & errorCtx);
inline void evalAttrs(Env & env, Expr * e, Value & v, const Pos & pos, const std::string & errorCtx);
inline bool evalBool(Env & env, Expr * e, const Pos & pos, const std::string_view & errorCtx);
inline void evalAttrs(Env & env, Expr * e, Value & v, const Pos & pos, const std::string_view & errorCtx);
/* If `v' is a thunk, enter it and overwrite `v' with the result
of the evaluation of the thunk. If `v' is a delayed function
@ -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, 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);
NixInt forceInt(Value & v, const Pos & pos, const std::string_view & errorCtx);
NixFloat forceFloat(Value & v, const Pos & pos, const std::string_view & errorCtx);
bool forceBool(Value & v, const Pos & pos, const std::string_view & errorCtx);
void forceAttrs(Value & v, const Pos & pos, const std::string & errorCtx);
void forceAttrs(Value & v, const Pos & pos, const std::string_view & errorCtx);
template <typename Callable>
inline void forceAttrs(Value & v, Callable getPos, const std::string & errorCtx);
inline void forceAttrs(Value & v, Callable getPos, const std::string_view & errorCtx);
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);
inline void forceList(Value & v, const Pos & pos, const std::string_view & errorCtx);
void forceFunction(Value & v, const Pos & pos, const std::string_view & errorCtx); // either lambda or primop
std::string_view forceString(Value & v, const Pos & pos, const std::string_view & errorCtx);
std::string_view forceString(Value & v, PathSet & context, const Pos & pos, const std::string_view & errorCtx);
std::string_view forceStringNoCtx(Value & v, const Pos & pos, const std::string_view & errorCtx);
/* Return true iff the value `v' denotes a derivation (i.e. a
set with attribute `type = "derivation"'). */
@ -263,17 +263,17 @@ public:
BackedStringView coerceToString(const Pos & pos, Value & v, PathSet & context,
bool coerceMore = false, bool copyToStore = true,
bool canonicalizePath = true,
const std::string & errorCtx = "");
const std::string_view & errorCtx = "");
std::string copyPathToStore(PathSet & context, const Path & path);
/* Path coercion. Converts strings, paths and derivations to a
path. The result is guaranteed to be a canonicalised, absolute
path. Nothing is copied to the store. */
Path coerceToPath(const Pos & pos, Value & v, PathSet & context, const std::string & errorCtx);
Path coerceToPath(const Pos & pos, Value & v, PathSet & context, const std::string_view & errorCtx);
/* Like coerceToPath, but the result must be a store path. */
StorePath coerceToStorePath(const Pos & pos, Value & v, PathSet & context, const std::string & errorCtx);
StorePath coerceToStorePath(const Pos & pos, Value & v, PathSet & context, const std::string_view & errorCtx);
public:
@ -329,7 +329,7 @@ public:
/* Do a deep equality test between two values. That is, list
elements and attributes are compared recursively. */
bool eqValues(Value & v1, Value & v2, const Pos & pos, const std::string & errorCtx);
bool eqValues(Value & v1, Value & v2, const Pos & pos, const std::string_view & errorCtx);
bool isFunctor(Value & fun);
@ -364,7 +364,7 @@ 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, const std::string & errorCtx);
void concatLists(Value & v, size_t nrLists, Value * * lists, const Pos & pos, const std::string_view & errorCtx);
/* Print statistics. */
void printStats();