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src: make ModifyCodeGenerationFromStrings more robust #50763

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Dec 4, 2023
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src: make ModifyCodeGenerationFromStrings more robust #50763

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12 changes: 11 additions & 1 deletion src/node_errors.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -616,8 +616,18 @@ v8::ModifyCodeGenerationFromStringsResult ModifyCodeGenerationFromStrings(
bool is_code_like) {
HandleScope scope(context->GetIsolate());

if (context->GetNumberOfEmbedderDataFields() <=
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ContextEmbedderIndex::kAllowCodeGenerationFromStrings) {
// The context is not (yet) configured by Node.js for this. We don't
// have enough information to make a decision, just allow it which is
// the default.
return {true, {}};
}
Environment* env = Environment::GetCurrent(context);
if (env->source_maps_enabled()) {
if (env == nullptr) {
return {true, {}};
}
if (env->source_maps_enabled() && env->can_call_into_js()) {
// We do not expect the maybe_cache_generated_source_map to throw any more
// exceptions. If it does, just ignore it.
errors::TryCatchScope try_catch(env);
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