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fix(frontends/lean/pp): bug in pp_abstraction_core

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2014-01-19 19:47:40 -08:00
parent bcede6925f
commit 90ffb9d5ec
1 changed files with 3 additions and 2 deletions
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5
src/frontends/lean/pp.cpp
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@ -862,7 +862,8 @@ class pp_fn {
\remark if T != 0, then T is Pi(x : A), B
*/
result pp_abstraction_core(expr const & e, unsigned depth, optional<expr> T, std::vector<bool> const * implicit_args = nullptr) {
result pp_abstraction_core(expr const & e, unsigned depth, optional<expr> T,
std::vector<bool> const * implicit_args = nullptr) {
local_names::mk_scope mk(m_local_names);
if (is_arrow(e) && !implicit_args) {
lean_assert(!T);
@ -889,7 +890,7 @@ class pp_fn {
}
format body_sep;
if (T) {
format T_f = pp(*T, 0).first;
format T_f = pp_scoped_child(*T, 0).first;
body_sep = format{space(), colon(), space(), T_f, space(), g_assign_fmt};
} else if (implicit_args) {
// This is a little hack to pretty print Variable and