/// <summary>
///
/// </summary>
/// <returns></returns>
public bool Foreach()
{
this.SetUpPoint();
string varName = string.Empty;
this.GetTag();
if (this._Tag == "var")
{
this.GetTagNotNull();
varName = this._Tag;
}
else
{
varName = this._Tag;
}
this.GetTag();
if (this._Tag != "in")
{
this.ResetUpPoint();
return(false);
}
pFEleme = new JForeachEleme();
pFEleme.Father = this.NEleme;
pForeachEleme = pFEleme as JForeachEleme;
pForeachEleme.Name = varName + "_" + this.PBParser.VarIndexCount++ + "_";
var def = new JDefinitionEleme();
def.SetPoint(this.PBParser.Point);
def.Name = varName;
var exists = this.ValidateNameExists(varName);
if (exists != null)
{
def.Name = exists.GetAliasName();
def.PVariableType = Entity.EVariableType.SetValue;
}
this.AddFather(def, new JConstEleme(pForeachEleme.Name, Entity.EValueType.Const));
this.AddFather(pForeachEleme, def);
var vE = new ValueEleme();
vE.Father = this.NEleme;
var vS = new ValueSpan(this.PBParser, vE);
vS.Init();
pForeachEleme.Where = vE;
return(true);
}
/// <summary>
/// 设置参数
/// </summary>
private void SetArgs()
{
if (this.pFunEleme.Arguments.IsNull())
{
return;
}
int index = 0;
foreach (var a in this.pFunEleme.Arguments)
{
var jdef = new JDefinitionEleme();
jdef.SetPoint(this.PBParser.Point);
jdef.Name = a;
jdef.IsFunArg = true;
jdef.Childs = new List <BEleme>();
jdef.Childs.Add(new JConstEleme(string.Format("__paramers{0}__.__Get__({1})", this.pFunEleme.Sign, index), EValueType.Const));
this.AddFather(this.pFunEleme, jdef);
index++;
}
}
public override void Init()
{
if (string.IsNullOrEmpty(VarName))
{
this.GetTag();
if (string.IsNullOrEmpty(this._Tag))
{
this.Error("无法找到定义的变量名称");
}
}
else
{
this._Tag = this.VarName;
}
this.ValidVar();
var definition = new JDefinitionEleme();
definition.SetPoint(this.PBParser.Point);
definition.Name = this._Tag;
definition.OperationChar = this.OperationChar;
this.AnalysisAnnotation(definition);
BEleme vdef = null;
if (string.IsNullOrEmpty(this.VarName))
{
vdef = this.ValidateNameExists(this._Tag, false);
}
else if (this.IsDef)
{
definition.PVariableType = Entity.EVariableType.SetValue;
}
if (vdef != null)
{
definition.PVariableType = Entity.EVariableType.SetValue;
definition.Name = definition.GetAliasName();
}
this.SetUpPoint();
this.GetChar();
if (this._Char == '=')
{
this.ResetUpPoint();
this.ValidChar('=');
this.AddFather(definition);
var valueSpan = new ValueSpan(this.PBParser, definition);
valueSpan.Init();
}
else if (this._Char == ',')
{
this.AddFather(definition, new JConstEleme("", Entity.EValueType.Undefined));
this.AddFather(definition);
this.ResetUpPoint();
}
else
{
if (this._Char != ';')
{
this.ResetUpPoint();
this.GetChar(false);
if (this._Char != Tools.LineEndChar)
{
this.Error();
}
}
if (!(string.IsNullOrEmpty(VarName) || this.IsFollowUp))
{
this.Error();
}
this.AddFather(definition, new JConstEleme("", Entity.EValueType.Undefined));
this.AddFather(definition);
}
this.SetUpPoint();
this.GetChar();
if (this._Char == ',')
{
FollowUp();
}
else
{
this.ResetUpPoint();
}
}