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#ifndef AST_NODE_H
#define AST_NODE_H
#include <bu/list.h>
class AstNode
{
friend Bu::Formatter &operator<<( Bu::Formatter &f, const AstNode &n );
public:
enum Type
{
tLeaf = 0x01000000,
tNot = 0x01000001,
tComp = 0x01000002,
tCompGt = 0x01000003,
tCompLt = 0x01000004,
tCompGtEq = 0x01000005,
tCompLtEq = 0x01000006,
tStore = 0x01000007,
tAnd = 0x01000008,
tOr = 0x01000009,
tPlus = 0x0100000A,
tMinus = 0x0100000B,
tDivide = 0x0100000C,
tMultiply = 0x0100000D,
tPlusStore = 0x0100000E,
tMinusStore = 0x0100000F,
tDivideStore = 0x01000010,
tMultiplyStore = 0x01000011,
tNegate = 0x01000012,
tIn = 0x01000013,
tGoto = 0x01000014,
tSwap = 0x01000015,
tLeafLiteral = 0x02000000,
tVarName = 0x02000001,
tLiteral = 0x02000002,
tFuncCall = 0x02000003,
tBranch = 0x04000000,
tScope = 0x04000001,
tIf = 0x04000002,
tForEach = 0x04000003,
tWhile = 0x04000004,
tTypeMask = 0x07000000,
};
AstNode( Type eType );
virtual ~AstNode();
Type getType() const { return eType; }
private:
Type eType;
};
Bu::Formatter &operator<<( Bu::Formatter &f, AstNode::Type t );
Bu::Formatter &operator<<( Bu::Formatter &f, const AstNode &n );
#endif
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