private void buildOperator()
{
int type;
string name = pop(out type);
StatementData arg = popStatement();
ISyntaxComponent argComp = simplifyStatement(arg);
StatementData _statement = newStatementWithOneFunction();
FunctionData first = _statement.First;
first.Name.SetLine(getLastLineNumber());
_statement.CopyFirstComments(argComp);
argComp.FirstComments.Clear();
mStatementSemanticStack.Push(_statement);
StatementData statement = getCurStatement();
FunctionData func = getLastFunction();
if (!func.IsValid())
{
if (name.Length > 0 && name[0] == '`')
{
func.SetParamClass((int)(FunctionData.ParamClassEnum.PARAM_CLASS_WRAP_INFIX_CALL_MASK | FunctionData.ParamClassEnum.PARAM_CLASS_OPERATOR));
func.Name.SetId(name.Substring(1));
func.Name.SetType(type);
}
else
{
func.SetParamClass((int)FunctionData.ParamClassEnum.PARAM_CLASS_OPERATOR);
func.Name.SetId(name);
func.Name.SetType(type);
}
if (argComp.IsValid())
{
func.AddParam(argComp);
}
}
}
private void setExternScript()
{
FunctionData func = getLastFunction();
func.AddParam(getLastToken());
}
private void endStatement()
{
StatementData statement = popStatement();
if ((null != mSetStringDelimiter || null != mSetScriptDelimiter) && statement.GetId() == "@@delimiter" && statement.Functions.Count == 1 && (statement.First.GetParamNum() == 1 || statement.First.GetParamNum() == 3) && !statement.First.IsHighOrder)
{
FunctionData call = statement.First;
string type = call.GetParamId(0);
if (call.GetParamNum() == 3)
{
string begin = call.GetParamId(1);
string end = call.GetParamId(2);
if (type == "string")
{
setStringDelimiter(begin, end);
}
else if (type == "script")
{
setScriptDelimiter(begin, end);
}
else
{
//invalid
}
}
else
{
if (type == "string")
{
setStringDelimiter(string.Empty, string.Empty);
}
else if (type == "script")
{
setScriptDelimiter(string.Empty, string.Empty);
}
else
{
//invalid
}
}
return;
}
bool commentOnNewLine;
IList <string> cmts = GetComments(out commentOnNewLine);
if (cmts.Count > 0)
{
if (statement.LastComments.Count <= 0)
{
statement.LastCommentOnNewLine = commentOnNewLine;
}
statement.LastComments.AddRange(cmts);
}
if (mStatementSemanticStack.Count == 0)
{
//化简只需要处理一级，参数与语句部分应该在添加到语句时已经处理了
AbstractSyntaxComponent statementSyntax = simplifyStatement(statement);
ValueData vdSyntax = statementSyntax as ValueData;
if (!statementSyntax.IsValid())
{
//_epsilon_表达式无语句语义
if (mScriptDatas.Count > 0)
{
ISyntaxComponent last = mScriptDatas[mScriptDatas.Count - 1];
if (last.LastComments.Count <= 0)
{
last.LastCommentOnNewLine = statementSyntax.FirstCommentOnNewLine;
}
last.LastComments.AddRange(statementSyntax.FirstComments);
last.LastComments.AddRange(statementSyntax.LastComments);
}
return;
}
else if (null != vdSyntax)
{
//如果语句是普通值，注释挪到上一语句
if (mScriptDatas.Count > 0)
{
ISyntaxComponent last = mScriptDatas[mScriptDatas.Count - 1];
if (last.LastComments.Count <= 0)
{
last.LastCommentOnNewLine = statement.FirstCommentOnNewLine;
}
last.LastComments.AddRange(statement.FirstComments);
last.LastComments.AddRange(statement.LastComments);
}
}
else
{
//上一行语句的注释挪到上一行语句
if (mScriptDatas.Count > 0 && !statementSyntax.FirstCommentOnNewLine && statementSyntax.FirstComments.Count > 0)
{
string cmt = statementSyntax.FirstComments[0];
statementSyntax.FirstComments.RemoveAt(0);
statementSyntax.FirstCommentOnNewLine = true;
ISyntaxComponent last = mScriptDatas[mScriptDatas.Count - 1];
if (last.LastComments.Count <= 0)
{
last.LastCommentOnNewLine = false;
}
last.LastComments.Add(cmt);
}
}
//顶层元素结束
mScriptDatas.Add(statementSyntax);
}
else
{
//化简只需要处理一级，参数与语句部分应该在添加到语句时已经处理了
AbstractSyntaxComponent statementSyntax = simplifyStatement(statement);
ValueData vdSyntax = statementSyntax as ValueData;
FunctionData func = getLastFunction();
if (func.HaveParam())
{
//如果是参数里的注释，保持原样。普通值上的注释会丢弃，嵌入的注释如果挪到行尾会比较莫名其妙。
if (!statementSyntax.IsValid())
{
return;
}
}
else if (!statement.IsValid())
{
//_epsilon_表达式无语句语义
if (func.Params.Count > 0 && statementSyntax.FirstComments.Count > 0)
{
AbstractSyntaxComponent last = func.Params[func.Params.Count - 1] as AbstractSyntaxComponent;
if (last.LastComments.Count <= 0)
{
last.LastCommentOnNewLine = statementSyntax.FirstCommentOnNewLine;
}
last.LastComments.AddRange(statementSyntax.FirstComments);
last.LastComments.AddRange(statementSyntax.LastComments);
}
return;
}
else if (null != vdSyntax)
{
//如果语句是普通值，注释挪到上一语句
if (func.Params.Count > 0)
{
AbstractSyntaxComponent last = func.Params[func.Params.Count - 1] as AbstractSyntaxComponent;
if (last.LastComments.Count <= 0)
{
last.LastCommentOnNewLine = statement.FirstCommentOnNewLine;
}
last.LastComments.AddRange(statement.FirstComments);
last.LastComments.AddRange(statement.LastComments);
}
else
{
func.Comments.AddRange(statement.FirstComments);
func.Comments.AddRange(statement.LastComments);
}
}
else
{
//上一行语句的注释挪到上一行语句或外层函数头或外层函数
if (!statementSyntax.FirstCommentOnNewLine && statementSyntax.FirstComments.Count > 0)
{
string cmt = statementSyntax.FirstComments[0];
statementSyntax.FirstComments.RemoveAt(0);
statementSyntax.FirstCommentOnNewLine = true;
if (func.Params.Count > 0)
{
AbstractSyntaxComponent last = func.Params[func.Params.Count - 1] as AbstractSyntaxComponent;
if (last.LastComments.Count <= 0)
{
last.LastCommentOnNewLine = false;
}
last.LastComments.Add(cmt);
}
else if (func.IsHighOrder)
{
func.LowerOrderFunction.Comments.Add(cmt);
}
else
{
func.Comments.Add(cmt);
}
}
}
func.AddParam(statementSyntax);
}
}