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forceAttrs: Show position info

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This commit is contained in:
Eelco Dolstra 2014-04-04 19:11:40 +02:00
parent 96b695ccab
commit 27b44b8cf7
5 changed files with 23 additions and 14 deletions
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8
src/libexpr/eval-inline.hh
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@ -55,6 +55,14 @@ inline void EvalState::forceAttrs(Value & v)
}
inline void EvalState::forceAttrs(Value & v, const Pos & pos)
{
forceValue(v);
if (v.type != tAttrs)
throwTypeError("value is %1% while a set was expected, at %2%", v, pos);
}
inline void EvalState::forceList(Value & v)
{
forceValue(v);