//=========================================================================================
protected override List<BaseElement> CreateElements()
{
var elements = new List<BaseElement>();
//Идентификаторы в квадратных скобках
var oStyle = this.GetStyleByName(S_IDENTIFIER);
BoundedElement oGroupId = new BoundedElement(oStyle, "[", "]");
elements.Add(oGroupId);
//Однострочные комментарии
oStyle = this.GetStyleByName(S_SINGLE_COMMENT);
BoundedElement oGroupComment = new BoundedElement(oStyle, "--", "");
elements.Add(oGroupComment);
//Многострочные комментарии
oStyle = this.GetStyleByName(S_MULTI_COMMENT);
BoundedElement oGroupComment2 = new BoundedElement(oStyle, "/*", "*/");
elements.Add(oGroupComment2);
//Unicode'овые строковые константы
TextStyle oStringTextStyle = this.GetStyleByName(S_STRINGS);
BoundedElement oGroupString = new BoundedElement(oStringTextStyle, "N'", "'");
elements.Add(oGroupString);
//Строковые константы
BoundedElement oGroupString2 = new BoundedElement(oStringTextStyle, "'", "'");
elements.Add(oGroupString2);
//Ключевые слова первого эшелона
oStyle = this.GetStyleByName(S_KEYWORDS_1);
FixedListElement oGroupKw1 = new FixedListElement(oStyle);
oGroupKw1.Keywords.AddRange(new string[]
{
"SELECT", "CREATE", "PARTITION", "FUNCTION", "AS", "RANGE", "FOR", "VALUES", "GO",
"SCHEME", "TO", "COLLATE", "ALTER", "NEXT", "USED", "SPLIT", "MERGE",
"TABLE", "WITH", "ALLOW_PAGE_LOCKS", "ALLOW_ROW_LOCKS", "ON", "PRIMARY", "KEY", "CLUSTERED",
"CHECK", "NOCHECK", "ADD", "DEFAULT", "SWITCH", "DROP", "CONSTRAINT",
"UNIQUE", "NONCLUSTERED", "INDEX", "IF", "WHERE", "FROM",
"BEGIN", "COMMIT", "TRANSACTION", "USE" , "SPATIAL", "COLUMNSTORE" ,
"CONTAINS", "MEMORY_OPTIMIZED_DATA", "HASH", "BUCKET_COUNT", "MEMORY_OPTIMIZED", "DURABILITY",
"SNAPSHOT", "NATIVE_COMPILATION", "ATOMIC"
});
elements.Add(oGroupKw1);
//Дополнительные ключевые слова
oStyle = this.GetStyleByName(S_KEYWORDS_2);
FixedListElement oGroupKw2 = new FixedListElement(oStyle);
oGroupKw2.Keywords.AddRange(new string[]
{
"RIGHT", "LEFT", "NULL", "NOT", "OR", "AND", "IS", "EXISTS"
});
elements.Add(oGroupKw2);
//Дополнительные ключевые слова
oStyle = this.GetStyleByName(S_SYS_FUNCTION);
FixedListElement oGroupSysFuncs = new FixedListElement(oStyle);
oGroupSysFuncs.Keywords.AddRange(new string[]
{
"GETDATE", "MONTH", "YEAR", "DAY", "DATEDIFF", "DATEADD", "LEN",
"OBJECT_ID"
});
elements.Add(oGroupSysFuncs);
return elements;
}
//=========================================================================================
void GetQuotedToken(List<Token> tokens, BoundedElement group)
{
int iCol, iChar;
TextPoint endPoint;
Token oToken;
string sLine = this.Lines[this.CurPos.Line];
///Если указан стиль оформления границ блока, то надо создать отдельный токен для начала блока
if (group.BoundStyle != null)
{
iChar = this.CurPos.Char + group.StartSymbols.Length;
iCol = TextCaret.GetCol(sLine, iChar, this._TabSize);
endPoint = new TextPoint(this.CurPos.Line, iCol, iChar);
oToken = new Token(
group.StartSymbols, this.CurPos,
endPoint, group.BoundStyle);
tokens.Add(oToken);
this.CurPos = endPoint;
}
///Если не указаны конечные символы блока, то блок длится до конца строки
if (group.EndSymbols.Length == 0)
{
string sWord = sLine.Substring(this.CurPos.Char);
iCol = TextCaret.GetLastCol(sLine, this._TabSize);
oToken = new Token(sWord, this.CurPos, new TextPoint(this.CurPos.Line, iCol, sLine.Length - 1), group.Style);
tokens.Add(oToken);
this.CurPos.Line++;
this.CurPos.Char = 0;
this.CurPos.Col = 0;
return;
}
bool bFirstLine = true;
while (true)
{
int iIndex = this.CurPos.Char;
if (bFirstLine)
iIndex += group.StartSymbols.Length;
if (iIndex >= sLine.Length)
iIndex = -1;
else
iIndex = sLine.IndexOf(group.EndSymbols, iIndex);
if (iIndex >= 0)
{
bool bEnd = true;
if (group.Escape != null)
{
int iEscapeIndex = sLine.IndexOf(group.Escape);
if (iEscapeIndex >= 0 && iEscapeIndex <= iIndex && iEscapeIndex + group.Escape.Length > iIndex)
bEnd = false;
}
if (bEnd)
{
if (group.BoundStyle == null)
iIndex += group.EndSymbols.Length;
string sText = sLine.Substring(this.CurPos.Char, iIndex - this.CurPos.Char);
iCol = TextCaret.GetCol(sLine, iIndex, this._TabSize);
endPoint = new TextPoint(this.CurPos.Line, iCol, iIndex);
tokens.Add(new Token(sText, this.CurPos, endPoint, group.Style));
this.CurPos = endPoint;
break;
}
}
iCol = TextCaret.GetLastCol(sLine, this._TabSize);
endPoint = new TextPoint(this.CurPos.Line, iCol, sLine.Length);
if (bFirstLine)
sLine = sLine.Substring(this.CurPos.Char);
tokens.Add(new Token(sLine, this.CurPos, endPoint, group.Style));
this.CurPos.Line++;
this.CurPos.Char = 0;
this.CurPos.Col = 0;
if (this.CurPos.Line >= this.Lines.Count)
break;
sLine = this.Lines[this.CurPos.Line];
bFirstLine = false;
}
///Если указан стиль оформления границ блока, то надо создать отдельный токен для конца блока
if (group.BoundStyle != null)
{
iChar = this.CurPos.Char + group.EndSymbols.Length;
sLine = this.Lines[this.CurPos.Line];
iCol = TextCaret.GetCol(sLine, iChar, this._TabSize);
endPoint = new TextPoint(this.CurPos.Line, iCol, iChar);
oToken = new Token(
group.EndSymbols, this.CurPos,
endPoint, group.BoundStyle);
tokens.Add(oToken);
this.CurPos = endPoint;
}
}
//=========================================================================================
protected override List<BaseElement> CreateElements()
{
var elements = new List<BaseElement>();
TextStyle oBoundStyle = new TextStyle("Brackets", Color.Blue);
{
///CDATA
BoundedElement oBlock = new BoundedElement(new TextStyle("CDATA", Color.Gray), oBoundStyle, "<![CDATA[", "]]>");
elements.Add(oBlock);
}
{
///комментарии
BoundedElement oBlock = new BoundedElement(new TextStyle("Comment", Color.Green), oBoundStyle, "<!--", "-->");
elements.Add(oBlock);
}
{
///закрывающие теги
BoundedElement oBlock = new BoundedElement(new TextStyle("Tag", Color.Black), oBoundStyle, "</", ">");
elements.Add(oBlock);
}
{
///Простые теги в угловых скобках
BoundedElement oBlock = new BoundedElement(new TextStyle("Tag", Color.Black), oBoundStyle, "<", ">");
elements.Add(oBlock);
}
return elements;
}
public void BoundedElements()
{
///Задаем настройки
TextStyle oStyle = new TextStyle("String", Color.Red);
BoundedElement oStringConst = new BoundedElement(oStyle, "'", "'", "''");
NonSyntaxSettings oSettings = new NonSyntaxSettings();
oSettings.Elements.Add(oStringConst);
///Образец текста
string sText = "seLect 'xx ''xx[x]'";
List<string> lines = this.GetLines(sText);
///Разбираем
SyntaxParser oParser = new SyntaxParser(oSettings, 4);
List<Token> tokens = oParser.Parse(lines);
///Проверяем
Token oToken;
oToken = tokens[1];
Assert.AreEqual(oToken.Style.Name, "String");
Assert.AreEqual(oToken.Text, "'xx ''xx[x]'");
}
