public void Visit(ISyntaxContext context, IVisitRuler visitRuler, BinaryWriter writer)
{
foreach (var arg in _arguments)
{
arg.Visit(context, Keyword.VisitRuler, writer);
}
}
protected override void Visit(ISyntaxContext context, BinaryWriter writer)
{
foreach (Char ch in _data)
{
writer.Write(StringCodes.GetInstance().Encode(ch));
}
}
public PScriptStatement(ISyntaxContext context, PScriptKeyword keyword, params PScriptToken[] arguments)
{
_context = context ?? throw new ArgumentNullException("context");
_tokens = new List <PScriptToken>();
_tokens.Add(keyword ?? throw new ArgumentNullException("keyword"));
_tokens.AddRange(arguments);
_arguments = new List <PScriptToken>(arguments);
}
public override void Visit(ISyntaxContext context, IVisitRuler visitRuler, BinaryWriter writer)
{
if (_index < 0 || _index >= context.Current.Arguments.Count)
{
throw new SyntaxCheckException(String.Format(SyntaxErrorMessages.CheckParameterIndexInvalid, _index), SyntaxErrorType.SYNTAX_ERROR_ARGUMENTS, context.Document, context.CheckingOffset, context.CheckingLength);
}
var argument = context.Current.Arguments[_index];
argument.Visit(context, visitRuler, writer);
}
protected override void Visit(ISyntaxContext context, BinaryWriter writer)
{
if (context.Current.Arguments.Count != _parameters.Count)
{
throw new SyntaxCheckException(String.Format(SyntaxErrorMessages.CheckArgumentCountNotMatch, context.Current.Arguments.Count, _parameters.Count), SyntaxErrorType.SYNTAX_ERROR_ARGUMENTS, context.Document, context.CheckingOffset, context.CheckingLength);
}
foreach (var statement in _statements)
{
statement.Visit(context, new EmptyVisitRuler(), writer);
}
}
/// <summary>
/// 通用访问逻辑
/// </summary>
/// <param name="context"></param>
/// <param name="visitRuler"></param>
/// <param name="writer"></param>
public virtual void Visit(ISyntaxContext context, IVisitRuler visitRuler, BinaryWriter writer)
{
visitRuler.Previsit(context, writer);
if (visitRuler.Override)
{
visitRuler.Visit(context, writer);
}
else
{
Visit(context, writer);
}
visitRuler.Postvisit(context, writer);
}
protected override void Visit(ISyntaxContext context, BinaryWriter writer)
{
// 自身没有编译逻辑，只是替换参数编译而已。
}
/// <summary> /// 自身访问逻辑 /// </summary> /// <param name="context"></param> /// <param name="writer"></param> protected abstract void Visit(ISyntaxContext context, BinaryWriter writer);
protected override void Visit(ISyntaxContext context, BinaryWriter writer)
{
writer.Write(_data);
}
public void Previsit(ISyntaxContext context, BinaryWriter writer)
{
}
public override void Visit(ISyntaxContext context, IVisitRuler visitRuler, BinaryWriter writer)
{
_innerToken.Visit(context, visitRuler, writer);
}
protected override void Visit(ISyntaxContext context, BinaryWriter writer)
{
throw new SyntaxCheckException(SyntaxErrorMessages.CheckNotCompileable, SyntaxErrorType.SYNTAX_ERROR_NOT_COMPILEABLE, context.Document, context.CheckingOffset, context.CheckingLength);
}
