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PlaceholderParser: Test for undefined (nil) variables or vector elements

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and throw if such nil variable or vector element is used.
Fix of #10578 SPE-1710
This commit is contained in:
Vojtech Bubnik 2023-05-18 15:47:44 +02:00
parent 657737d4ff
commit c21e745caa
1 changed files with 25 additions and 6 deletions
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31
src/libslic3r/PlaceholderParser.cpp
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@ -882,14 +882,20 @@ namespace client
}
}
if (opt == nullptr)
ctx->throw_exception("Variable does not exist", IteratorRange(opt_key.begin(), opt_key.end()));
if (opt->is_scalar())
ctx->throw_exception("Variable does not exist", opt_key);
if (opt->is_scalar()) {
if (opt->is_nil())
ctx->throw_exception("Trying to reference an undefined (nil) optional variable", opt_key);
output = opt->serialize();
else {
} else {
const ConfigOptionVectorBase *vec = static_cast<const ConfigOptionVectorBase*>(opt);
if (vec->empty())
ctx->throw_exception("Indexing an empty vector variable", opt_key);
output = vec->vserialize()[(idx >= vec->size()) ? 0 : idx];
if (idx >= vec->size())
idx = 0;
if (vec->is_nil(idx))
ctx->throw_exception("Trying to reference an undefined (nil) element of vector of optional values", opt_key);
output = vec->vserialize()[idx];
}
}
@ -917,7 +923,7 @@ namespace client
ctx->throw_exception("Trying to index a scalar variable", opt_key);
const ConfigOptionVectorBase *vec = static_cast<const ConfigOptionVectorBase*>(opt);
if (vec->empty())
ctx->throw_exception("Indexing an empty vector variable", IteratorRange(opt_key.begin(), opt_key.end()));
ctx->throw_exception("Indexing an empty vector variable", opt_key);
const ConfigOption *opt_index = ctx->resolve_symbol(std::string(opt_vector_index.begin(), opt_vector_index.end()));
if (opt_index == nullptr)
ctx->throw_exception("Variable does not exist", opt_key);
@ -926,7 +932,11 @@ namespace client
int idx = opt_index->getInt();
if (idx < 0)
ctx->throw_exception("Negative vector index", opt_key);
output = vec->vserialize()[(idx >= (int)vec->size()) ? 0 : idx];
if (idx >= (int)vec->size())
idx = 0;
if (vec->is_nil(idx))
ctx->throw_exception("Trying to reference an undefined (nil) element of vector of optional values", opt_key);
output = vec->vserialize()[idx];
}
static void resolve_variable(
@ -976,6 +986,9 @@ namespace client
assert(opt.opt->is_scalar());
if (opt.opt->is_nil())
ctx->throw_exception("Trying to reference an undefined (nil) optional variable", opt.it_range);
switch (opt.opt->type()) {
case coFloat: output.set_d(opt.opt->getFloat()); break;
case coInt: output.set_i(opt.opt->getInt()); break;
@ -1041,6 +1054,8 @@ namespace client
if (vec->empty())
ctx->throw_exception("Indexing an empty vector variable", opt.it_range);
size_t idx = (opt.index < 0) ? 0 : (opt.index >= int(vec->size())) ? 0 : size_t(opt.index);
if (vec->is_nil(idx))
ctx->throw_exception("Trying to reference an undefined (nil) element of vector of optional values", opt.it_range);
switch (opt.opt->type()) {
case coFloats: output.set_d(static_cast<const ConfigOptionFloats*>(opt.opt)->values[idx]); break;
case coInts: output.set_i(static_cast<const ConfigOptionInts*>(opt.opt)->values[idx]); break;
@ -1434,6 +1449,8 @@ namespace client
assert(lhs.opt->is_vector());
if (rhs.has_index() || ! rhs.opt->is_vector())
ctx->throw_exception("Cannot assign scalar to a vector", lhs.it_range);
if (rhs.opt->is_nil())
ctx->throw_exception("Some elements of the right hand side vector variable of optional values are undefined (nil)", rhs.it_range);
if (lhs.opt->type() != rhs.opt->type()) {
// Vector types are not compatible.
switch (lhs.opt->type()) {
@ -1470,6 +1487,8 @@ namespace client
if (rhs.has_index() || ! rhs.opt->is_vector())
// Stop parsing, let the other rules resolve this case.
return false;
if (rhs.opt->is_nil())
ctx->throw_exception("Some elements of the right hand side vector variable of optional values are undefined (nil)", rhs.it_range);
// Clone the vector variable.
std::unique_ptr<ConfigOption> opt_new;
if (one_of(rhs.opt->type(), { coFloats, coInts, coStrings, coBools }))