dom::Value
with a user-provided conversion.
<mrdocs/Dom/Value.hpp>
template<
class T,
class Context>
concept HasValueFromWithContext = requires(
Value& v,
T const& t,
Context const& ctx)
{
tag_invoke(ValueFromTag{}, v, t, ctx);
};
This concept determines if the user-provided conversion is defined as:
void tag_invoke( ValueFromTag, dom::Value&, T, Context const& );