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feat(frontends/lean/builtin_cmds): display derived instances

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Leonardo de Moura 2015-06-29 11:06:59 -07:00
parent e6ce5d9b72
commit 9cefe708ee
1 changed files with 6 additions and 0 deletions
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6
src/frontends/lean/builtin_cmds.cpp
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@ -447,6 +447,12 @@ environment print_cmd(parser & p) {
for (name const & i : get_class_instances(env, c)) {
p.regular_stream() << i << " : " << env.get(i).get_type() << endl;
}
if (list<name> derived_insts = get_class_derived_trans_instances(env, c)) {
p.regular_stream() << "Derived transitive instances:\n";
for (name const & i : derived_insts) {
p.regular_stream() << i << " : " << env.get(i).get_type() << endl;
}
}
} else if (p.curr_is_token_or_id(get_classes_tk())) {
p.next();
environment const & env = p.env();