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xo-interpreter2: global variable refs working in utest

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This commit is contained in:
Roland Conybeare 2026-02-17 15:01:46 -05:00
commit a2fc3cb34a
2 changed files with 20 additions and 9 deletions
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21
src/interpreter2/VirtualSchematikaMachine.cpp
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@ -113,6 +113,8 @@ namespace xo {
return VsmResultExt();
}
reader_.reset_result();
auto [expr, remaining, error1]
= reader_.read_expr(input, eof);
@ -392,12 +394,21 @@ namespace xo {
Binding b = var->path();
if (!local_env_) {
// need lookup on global_env_
assert(false);
if (local_env_) {
auto value = local_env_->lookup_value(b);
if (value) {
this->value_ = VsmResult(value);
this->pc_ = this->cont_;
this->cont_ = VsmInstr::c_sentinel;
return;
}
}
auto value = local_env_->lookup_value(b);
// no local binding. perhaps there's a global binding
auto value = global_env_->lookup_value(b);
if (value) {
this->value_ = VsmResult(value);
@ -407,7 +418,7 @@ namespace xo {
return;
}
// no binding
// no local or global binding
auto error = DRuntimeError::make(mm_.to_op(),
"_do_eval_varref_op",