roland/xo-expression2
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

xo-reader xo-expression: nested lambdas working properly + docs

Browse source
This commit is contained in:
Roland Conybeare 2025-07-06 14:13:44 -05:00
commit 699ee5d38e
41 changed files with 736 additions and 137 deletions
Download patch file Download diff file Expand all files Collapse all files

31
xo-reader/src/reader/envframe.cpp
View file

@ -10,37 +10,30 @@ namespace xo {
using xo::ast::Variable;
namespace scm {
rp<Variable>
envframe::lookup(const std::string & x) const {
for (const auto & var : argl_) {
if (x == var->name())
return var;
}
#ifdef OBSOLETE
envframe::envframe(const std::vector<rp<Variable>> & argl,
const rp<Environment>& parent_env)
{
this->env_ = LocalEnv::make(argl, parent_env);
}
return nullptr;
bp<Variable>
envframe::lookup(const std::string & target) const {
return env_->lookup_local(target);
}
void
envframe::upsert(bp<Variable> target) {
for (auto & var : this->argl_) {
if (var->name() == target->name()) {
/* replace existing variable -- may change type */
var = target.promote();
return;
}
}
/* here: target not already present in this frame, append it */
this->argl_.push_back(target.promote());
env_->upsert_local(target);
}
void
envframe::print(std::ostream & os) const {
os << "<envframe"
<< xtag("argl", argl_)
<< xtag("argv", env_->argv())
<< ">";
}
#endif
} /*namespace scm */
} /*namespace xo*/