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Make all ExternalValueBase functions const

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This commit is contained in:
Shea Levy 2014-12-02 10:02:03 -05:00
parent 320659b0cd
commit 608110804c
4 changed files with 15 additions and 15 deletions
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6
src/libexpr/eval.cc
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@ -1616,20 +1616,20 @@ size_t valueSize(Value & v)
}
string ExternalValueBase::coerceToString(const Pos & pos, PathSet & context, bool copyMore, bool copyToStore)
string ExternalValueBase::coerceToString(const Pos & pos, PathSet & context, bool copyMore, bool copyToStore) const
{
throw TypeError(format("cannot coerce %1% to a string, at %2%") %
showType() % pos);
}
bool ExternalValueBase::operator==(const ExternalValueBase & b)
bool ExternalValueBase::operator==(const ExternalValueBase & b) const
{
return false;
}
std::ostream & operator << (std::ostream & str, ExternalValueBase & v) {
std::ostream & operator << (std::ostream & str, const ExternalValueBase & v) {
return v.print(str);
}