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feat(frontends/lean/elaborator): structure notation: synthesize instance-implicit fields

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Sebastian Ullrich 2017-09-01 14:05:44 +02:00
parent 3188c4cbcf
commit 9ed678d80a
1 changed files with 1 additions and 1 deletions
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2
src/frontends/lean/elaborator.cpp
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@ -2996,7 +2996,7 @@ expr elaborator::visit_structure_instance(expr const & e, optional<expr> const &
report_or_throw(elaborator_exception(e, sstream() << "invalid structure value {...}, field '"
<< S_fname << "' is implicit and must not be provided"));
}
c_arg = mk_metavar(d, ref);
c_arg = binding_info(c_type).is_inst_implicit() ? mk_instance(d, ref) : mk_metavar(d, ref);
}
}
c_args.push_back(c_arg);