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forceString(): Accept pos argument

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This commit is contained in:
Eelco Dolstra 2014-11-25 10:23:36 +01:00
parent 976b949e4d
commit 4e340a983f
3 changed files with 5 additions and 5 deletions
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4
src/libexpr/eval.cc
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@ -1257,9 +1257,9 @@ void copyContext(const Value & v, PathSet & context)
}
string EvalState::forceString(Value & v, PathSet & context)
string EvalState::forceString(Value & v, PathSet & context, const Pos & pos)
{
string s = forceString(v);
string s = forceString(v, pos);
copyContext(v, context);
return s;
}

2
src/libexpr/eval.hh
View file

@ -200,7 +200,7 @@ public:
inline void forceList(Value & v, const Pos & pos);
void forceFunction(Value & v, const Pos & pos); // either lambda or primop
string forceString(Value & v, const Pos & pos = noPos);
string forceString(Value & v, PathSet & context);
string forceString(Value & v, PathSet & context, const Pos & pos = noPos);
string forceStringNoCtx(Value & v, const Pos & pos = noPos);
/* Return true iff the value `v' denotes a derivation (i.e. a

4
src/libexpr/primops.cc
View file

@ -870,7 +870,7 @@ static void prim_toFile(EvalState & state, const Pos & pos, Value * * args, Valu
{
PathSet context;
string name = state.forceStringNoCtx(*args[0], pos);
string contents = state.forceString(*args[1], context);
string contents = state.forceString(*args[1], context, pos);
PathSet refs;
@ -1427,7 +1427,7 @@ static void prim_hashString(EvalState & state, const Pos & pos, Value * * args,
throw Error(format("unknown hash type ‘%1%’, at %2%") % type % pos);
PathSet context; // discarded
string s = state.forceString(*args[1], context);
string s = state.forceString(*args[1], context, pos);
mkString(v, printHash(hashString(ht, s)), context);
};