public String strName; //字符串值
private AstNode(ASTNODE_TYPE op, AstNode leftLeaf, AstNode rightLeaf, int intValue, String strName, bool bValue = false)
{
this.op = op;
this.leftLeaf = leftLeaf;
this.rightLeaf = rightLeaf;
this.intValue = intValue;
this.strName = strName;
this.bValue = bValue;
}
// Make a unary AST node: only one child
public static AstNode mkastunary(ASTNODE_TYPE op, AstNode left, int intvalue)
{
return(mkNode(op, left, null, intvalue, ""));
}
public static AstNode mkastleaf(ASTNODE_TYPE op, bool bValue)
{
return(mkNode(op, null, null, 0, "", bValue));
}
public static AstNode mkastleaf(ASTNODE_TYPE op, String strName)
{
return(mkNode(op, null, null, 0, strName));
}
// Make an AST leaf node
public static AstNode mkastleaf(ASTNODE_TYPE op, int intvalue)
{
return(mkNode(op, null, null, intvalue, ""));
}
public static AstNode mkNodeRight(ASTNODE_TYPE in_op, AstNode in_right, int intValue)
{
return(new AstNode(in_op, null, in_right, intValue, ""));
}
public static AstNode mkNodeLeft(ASTNODE_TYPE in_op, AstNode in_left, int intValue)
{
return(new AstNode(in_op, in_left, null, intValue, ""));
}
public static AstNode mkNodewithNoLeaf(ASTNODE_TYPE in_op)
{
return(new AstNode(in_op, null, null, 0, ""));
}
public static AstNode mkNode(ASTNODE_TYPE in_op, AstNode leftLeaf, AstNode rightLeaf, int intValue, String strName, bool bValue = false)
{
return(new AstNode(in_op, leftLeaf, rightLeaf, intValue, strName, bValue));
}
