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AST: Add error node

master
Riyyi 2 years ago
parent
commit
b604d7ddb5
  1. 7
      src/ast.cpp
  2. 19
      src/ast.h

7
src/ast.cpp

@ -10,6 +10,13 @@
namespace blaze {
Error::Error(const std::string& error)
: m_error(error)
{
}
// -----------------------------------------
List::~List()
{
for (auto node : m_nodes) {

19
src/ast.h

@ -23,6 +23,7 @@ public:
template<typename T>
bool fastIs() const = delete;
virtual bool isError() const { return false; }
virtual bool isVector() const { return false; }
virtual bool isHashMap() const { return false; }
virtual bool isList() const { return false; }
@ -34,6 +35,21 @@ public:
// -----------------------------------------
class Error final : public ASTNode {
public:
Error(const std::string& error);
virtual ~Error() = default;
virtual bool isError() const override { return true; }
const std::string& error() const { return m_error; }
private:
std::string m_error;
};
// -----------------------------------------
// []
class Vector final : public ASTNode {
public:
@ -143,6 +159,9 @@ private:
// -----------------------------------------
// clang-format off
template<>
inline bool ASTNode::fastIs<Error>() const { return isError(); }
template<>
inline bool ASTNode::fastIs<Vector>() const { return isVector(); }

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