83 lines
2.7 KiB
C#
83 lines
2.7 KiB
C#
using System;
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using System.Collections.Generic;
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namespace AspClassic.Parser;
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/// <summary>
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/// A parse tree for an If block.
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/// </summary>
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public sealed class IfBlockStatement : BlockStatement
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{
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private readonly Expression _Expression;
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private readonly Location _ThenLocation;
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private readonly StatementCollection _ElseIfBlockStatements;
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private readonly ElseBlockStatement _ElseBlockStatement;
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private readonly EndBlockStatement _EndStatement;
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/// <summary>
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/// The conditional expression.
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/// </summary>
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public Expression Expression => _Expression;
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/// <summary>
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/// The location of the 'Then', if any.
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/// </summary>
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public Location ThenLocation => _ThenLocation;
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/// <summary>
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/// The Else If statements.
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/// </summary>
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public StatementCollection ElseIfBlockStatements => _ElseIfBlockStatements;
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/// <summary>
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/// The Else statement, if any.
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/// </summary>
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public ElseBlockStatement ElseBlockStatement => _ElseBlockStatement;
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/// <summary>
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/// The End If statement, if any.
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/// </summary>
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public EndBlockStatement EndStatement => _EndStatement;
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/// <summary>
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/// Constructs a new parse tree for a If statement.
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/// </summary>
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/// <param name="expression">The conditional expression.</param>
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/// <param name="thenLocation">The location of the 'Then', if any.</param>
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/// <param name="statements">The statements in the If block.</param>
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/// <param name="elseIfBlockStatements">The Else If statements.</param>
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/// <param name="elseBlockStatement">The Else statement, if any.</param>
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/// <param name="endStatement">The End If statement, if any.</param>
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/// <param name="span">The location of the parse tree.</param>
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/// <param name="comments">The comments for the parse tree.</param>
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public IfBlockStatement(Expression expression, Location thenLocation, StatementCollection statements, StatementCollection elseIfBlockStatements, ElseBlockStatement elseBlockStatement, EndBlockStatement endStatement, Span span, IList<Comment> comments)
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: base(TreeType.IfBlockStatement, statements, span, comments)
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{
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if (expression == null)
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{
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throw new ArgumentNullException("expression");
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}
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SetParent(expression);
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SetParent(elseIfBlockStatements);
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SetParent(elseBlockStatement);
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SetParent(endStatement);
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_Expression = expression;
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_ThenLocation = thenLocation;
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_ElseIfBlockStatements = elseIfBlockStatements;
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_ElseBlockStatement = elseBlockStatement;
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_EndStatement = endStatement;
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}
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protected override void GetChildTrees(IList<Tree> childList)
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{
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Tree.AddChild(childList, Expression);
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base.GetChildTrees(childList);
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Tree.AddChild(childList, ElseIfBlockStatements);
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Tree.AddChild(childList, ElseBlockStatement);
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Tree.AddChild(childList, EndStatement);
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}
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}
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