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-rw-r--r--libsolidity/ast/AST.cpp11
1 files changed, 8 insertions, 3 deletions
diff --git a/libsolidity/ast/AST.cpp b/libsolidity/ast/AST.cpp
index c5fb35f6..a126e6ed 100644
--- a/libsolidity/ast/AST.cpp
+++ b/libsolidity/ast/AST.cpp
@@ -84,12 +84,17 @@ SourceUnitAnnotation& SourceUnit::annotation() const
return dynamic_cast<SourceUnitAnnotation&>(*m_annotation);
}
-vector<SourceUnit const*> SourceUnit::referencedSourceUnits() const
+set<SourceUnit const*> SourceUnit::referencedSourceUnits(bool _recurse) const
{
- vector<SourceUnit const*> sourceUnits;
+ set<SourceUnit const*> sourceUnits;
for (ImportDirective const* importDirective: filteredNodes<ImportDirective>(nodes()))
{
- sourceUnits.push_back(importDirective->annotation().sourceUnit);
+ sourceUnits.insert(importDirective->annotation().sourceUnit);
+ if (_recurse)
+ {
+ set<SourceUnit const*> referencedSourceUnits = importDirective->annotation().sourceUnit->referencedSourceUnits(true);
+ sourceUnits.insert(referencedSourceUnits.begin(), referencedSourceUnits.end());
+ }
}
return sourceUnits;
}