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/// @file
#include "jets/q.h"
#include "jets/w.h"
#include "noun.h"
static u3_noun
_by_urn(u3_noun a, u3j_site* sit_u)
{
if ( u3_nul == a ) {
return u3_nul;
}
else {
u3_noun n_a, l_a, r_a;
u3x_trel(a, &n_a, &l_a, &r_a);
return u3nt(u3nc(u3k(u3h(n_a)), u3j_gate_slam(sit_u, u3k(n_a))),
_by_urn(l_a, sit_u),
_by_urn(r_a, sit_u));
}
}
u3_noun
u3qdb_urn(u3_noun a, u3_noun b)
{
u3_noun pro;
u3j_site sit_u;
u3j_gate_prep(&sit_u, u3k(b));
pro = _by_urn(a, &sit_u);
u3j_gate_lose(&sit_u);
return pro;
}
u3_noun
u3wdb_urn(u3_noun cor)
{
u3_noun a, b;
u3x_mean(cor, u3x_sam, &b, u3x_con_sam, &a, 0);
return u3qdb_urn(a, b);
}
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