public object VisitUnaryOp(Token op, INode node, object options) // добавление ветрки для унарной операции
{
LegacyData legacyData = (LegacyData)options;
BranchOrientation legacyOrientation = legacyData.LegacyOrientation;
string legacyIndent = legacyData.LegacyIndent;
if (legacyOrientation == BranchOrientation.Left)
{
sb.AppendLine(ReplaceLastChar(legacyIndent, L_TURN) + H_PIPE + " (" + op.ToString() + ")");
}
else
{
sb.AppendLine(ReplaceLastChar(legacyIndent, R_TURN) + H_PIPE + " (" + op.ToString() + ")");
}
if (legacyOrientation == BranchOrientation.Right)
{
node.Accept(this, new LegacyData
{
LegacyIndent = ReplaceLastChar(legacyIndent, SPACE) + TAB + R_TURN,
LegacyOrientation = BranchOrientation.Right
});
}
else
{
node.Accept(this, new LegacyData
{
LegacyIndent = ReplaceLastChar(legacyIndent, V_PIPE) + TAB + R_TURN,
LegacyOrientation = BranchOrientation.Right
});
}
return(this.sb.ToString());
}
public object VisitAssignStatement(Variable variable, Token op, Node expr, object options) // добавление ветки операции присваивания
{
LegacyData legacyData = (LegacyData)options;
BranchOrientation legacyOrientation = legacyData.LegacyOrientation;
string legacyIndent = legacyData.LegacyIndent;
if (legacyOrientation == BranchOrientation.Left)
{
variable.Accept(this, new LegacyData
{
LegacyIndent = ReplaceLastChar(legacyIndent, SPACE) + TAB + L_TURN,
LegacyOrientation = BranchOrientation.Left
});
}
else
{
variable.Accept(this, new LegacyData
{
LegacyIndent = ReplaceLastChar(legacyIndent, V_PIPE) + TAB + V_PIPE,
LegacyOrientation = BranchOrientation.Left
});
}
if (legacyOrientation == BranchOrientation.Left)
{
sb.AppendLine(ReplaceLastChar(legacyIndent, L_TURN) + H_PIPE + " (" + op.ToString() + ")");
}
else if (legacyOrientation == BranchOrientation.Mid)
{
sb.AppendLine(ReplaceLastChar(legacyIndent, M_TURN) + H_PIPE + " (" + op.ToString() + ")");
}
else
{
sb.AppendLine(ReplaceLastChar(legacyIndent, R_TURN) + H_PIPE + " (" + op.ToString() + ")");
}
if (legacyOrientation == BranchOrientation.Right)
{
expr.Accept(this, new LegacyData
{
LegacyIndent = ReplaceLastChar(legacyIndent, SPACE) + TAB + R_TURN,
LegacyOrientation = BranchOrientation.Right
});
}
else
{
expr.Accept(this, new LegacyData
{
LegacyIndent = ReplaceLastChar(legacyIndent, V_PIPE) + TAB + V_PIPE,
LegacyOrientation = BranchOrientation.Right
});
}
return(this.sb.ToString());
}
public object VisitCompoundStatement(List <Node> statements, object options) // добавление дочерних веток - структур внутри begin та end
{
LegacyData legacyData = (LegacyData)options;
BranchOrientation legacyOrientation = legacyData.LegacyOrientation;
string legacyIndent = legacyData.LegacyIndent;
if (legacyOrientation == BranchOrientation.Left)
{
sb.AppendLine(ReplaceLastChar(legacyIndent, L_TURN) + H_PIPE + " (Child)");
}
else if (legacyOrientation == BranchOrientation.Mid)
{
sb.AppendLine(ReplaceLastChar(legacyIndent, M_TURN) + H_PIPE + " (Child)");
}
else
{
sb.AppendLine(ReplaceLastChar(legacyIndent, R_TURN) + H_PIPE + " (Child)");
}
string childIndent = legacyIndent;
if (legacyOrientation == BranchOrientation.Right)
{
childIndent = ReplaceLastChar(childIndent, SPACE) + TAB;
}
else
{
childIndent = ReplaceLastChar(childIndent, V_PIPE) + TAB;
}
for (int i = 0; i < statements.Count; i++)
{
Node statement = statements[i];
if (i < statements.Count - 1)
{
statement.Accept(this, new LegacyData
{
LegacyIndent = childIndent,
LegacyOrientation = BranchOrientation.Mid
});
}
else
{
statement.Accept(this, new LegacyData
{
LegacyIndent = childIndent,
LegacyOrientation = BranchOrientation.Right
});
}
}
return(this.sb.ToString());
}
public object VisitVariable(Token variable, object options) // добавление ветки для переменной
{
LegacyData legacyData = (LegacyData)options;
BranchOrientation legacyOrientation = legacyData.LegacyOrientation;
string legacyIndent = legacyData.LegacyIndent;
if (legacyOrientation == BranchOrientation.Left)
{
sb.AppendLine(ReplaceLastChar(legacyIndent, L_TURN) + H_PIPE + " " + variable.ToString());
}
else
{
sb.AppendLine(ReplaceLastChar(legacyIndent, R_TURN) + H_PIPE + " " + variable.ToString());
}
return(this.sb.ToString());
}
public object VisitNum(Token num, object options) // добавление ветки для числа
{
LegacyData legacyData = (LegacyData)options;
BranchOrientation legacyOrientation = legacyData.LegacyOrientation;
string legacyIndent = legacyData.LegacyIndent;
if (legacyOrientation == BranchOrientation.Left)
{
sb.AppendLine(ReplaceLastChar(legacyIndent, L_TURN) + H_PIPE + " " + num.ToString());
}
else
{
sb.AppendLine(ReplaceLastChar(legacyIndent, R_TURN) + H_PIPE + " " + num.ToString());
}
return(this.sb.ToString());
}