| public IncreasePosition ( int increment ) : void | ||
| increment | int | Increment |
| Результат | void | |
/// <summary>
/// Process a comments
/// </summary>
/// <returns>Result of processing (true - is processed; false - is not processed)</returns>
protected bool ProcessComment()
{
bool isProcessed = false;
string content = _innerContext.SourceCode;
int commentStartPosition = _innerContext.Position;
int commentEndPosition = content.IndexOf("-->", commentStartPosition, StringComparison.Ordinal);
int commentPositionDifference = commentEndPosition - commentStartPosition;
if (commentPositionDifference >= 4)
{
string commentText = commentPositionDifference > 4 ?
content.Substring(commentStartPosition + 4, commentPositionDifference - 4) : string.Empty;
switch (commentText)
{
case IGNORING_COMMENT_TAG_NAME:
isProcessed = ProcessStartIgnoringCommentTag();
break;
case "/" + IGNORING_COMMENT_TAG_NAME:
isProcessed = ProcessEndIgnoringCommentTag();
break;
default:
CommonHandlers.Comment?.Invoke(_context, commentText);
_innerContext.IncreasePosition(commentEndPosition + 3 - commentStartPosition);
isProcessed = true;
break;
}
}
return(isProcessed);
}
/// <summary>
/// Process a doctype declaration
/// </summary>
/// <returns>Result of processing (true - is processed; false - is not processed)</returns>
protected bool ProcessDoctype()
{
bool isProcessed = false;
string content = _innerContext.SourceCode;
int contentRemainderLength = _innerContext.RemainderLength;
var match = _doctypeRegex.Match(content, _innerContext.Position, contentRemainderLength);
if (match.Success)
{
string doctype = match.Value;
var doctypeHandler = CommonHandlers.Doctype;
if (doctypeHandler != null)
{
doctypeHandler(_context, doctype);
}
_innerContext.IncreasePosition(doctype.Length);
isProcessed = true;
}
return(isProcessed);
}
/// <summary>
/// Parses a Knockout begin containerless comment
/// </summary>
/// <param name="commentText">Comment text</param>
/// <param name="expressionHandler">Binding expression handler</param>
public static void ParseBeginContainerlessComment(string commentText,
ExpressionDelegate expressionHandler)
{
Match koBeginContainerlessCommentMatch = _koBeginContainerlessCommentRegex.Match(commentText);
if (koBeginContainerlessCommentMatch.Success)
{
var innerContext = new InnerMarkupParsingContext(commentText);
var context = new MarkupParsingContext(innerContext);
Group expressionGroup = koBeginContainerlessCommentMatch.Groups["expression"];
int expressionPosition = expressionGroup.Index;
string expression = expressionGroup.Value.TrimEnd();
innerContext.IncreasePosition(expressionPosition);
if (expressionHandler != null)
{
expressionHandler(context, expression);
}
}
}
/// <summary>
/// Parses a Angular comment directive
/// </summary>
/// <param name="commentText">Comment text</param>
/// <param name="directiveNameHandler">Directive name handler</param>
/// <param name="expressionHandler">Binding expression handler</param>
public static void ParseCommentDirective(string commentText, DirectiveNameDelegate directiveNameHandler,
ExpressionDelegate expressionHandler)
{
Match ngCommentDirectiveMatch = _ngCommentDirectiveRegex.Match(commentText);
if (ngCommentDirectiveMatch.Success)
{
var innerContext = new InnerMarkupParsingContext(commentText);
var context = new MarkupParsingContext(innerContext);
GroupCollection groups = ngCommentDirectiveMatch.Groups;
Group directiveNameGroup = groups["directiveName"];
int directiveNamePosition = directiveNameGroup.Index;
string originalDirectiveName = directiveNameGroup.Value;
string normalizedDirectiveName = NormalizeDirectiveName(originalDirectiveName);
innerContext.IncreasePosition(directiveNamePosition);
if (directiveNameHandler != null)
{
directiveNameHandler(context, originalDirectiveName, normalizedDirectiveName);
}
Group expressionGroup = groups["expression"];
if (expressionGroup.Success)
{
int expressionPosition = expressionGroup.Index;
string expression = expressionGroup.Value.Trim();
innerContext.IncreasePosition(expressionPosition - directiveNamePosition);
if (expressionHandler != null)
{
expressionHandler(context, expression);
}
}
}
}
/// <summary>
/// Parses a Angular class directive
/// </summary>
/// <param name="className">Class name</param>
/// <param name="directiveNameHandler">Directive name handler</param>
/// <param name="expressionHandler">Binding expression handler</param>
/// <param name="semicolonHandler">Semicolon handler</param>
public static void ParseClassDirective(string className, DirectiveNameDelegate directiveNameHandler,
ExpressionDelegate expressionHandler, SemicolonDelegate semicolonHandler)
{
MatchCollection ngClassDirectiveMatches = _ngClassDirectiveRegex.Matches(className);
if (ngClassDirectiveMatches.Count > 0)
{
var innerContext = new InnerMarkupParsingContext(className);
var context = new MarkupParsingContext(innerContext);
int currentPosition = 0;
foreach (Match ngClassDirectiveMatch in ngClassDirectiveMatches)
{
GroupCollection groups = ngClassDirectiveMatch.Groups;
Group directiveNameGroup = groups["directiveName"];
int directiveNamePosition = directiveNameGroup.Index;
string originalDirectiveName = directiveNameGroup.Value;
string normalizedDirectiveName = NormalizeDirectiveName(originalDirectiveName);
innerContext.IncreasePosition(directiveNamePosition - currentPosition);
currentPosition = directiveNamePosition;
if (directiveNameHandler != null)
{
directiveNameHandler(context, originalDirectiveName, normalizedDirectiveName);
}
Group expressionGroup = groups["expression"];
if (expressionGroup.Success)
{
int expressionPosition = expressionGroup.Index;
string expression = expressionGroup.Value.Trim();
innerContext.IncreasePosition(expressionPosition - currentPosition);
currentPosition = expressionPosition;
if (expressionHandler != null)
{
expressionHandler(context, expression);
}
}
Group semicolonGroup = groups["semicolon"];
if (semicolonGroup.Success)
{
int semicolonPosition = semicolonGroup.Index;
innerContext.IncreasePosition(semicolonPosition - currentPosition);
currentPosition = semicolonPosition;
if (semicolonHandler != null)
{
semicolonHandler(context);
}
}
}
}
}
/// <summary>
/// Parses a Mustache-style markup
/// </summary>
/// <param name="content">Mustache-style markup</param>
/// <param name="mustacheStyleTagHandler">Mustache-style tags handler</param>
/// <param name="textHandler">Text handler</param>
public static void ParseMarkup(string content, MustacheStyleTagDelegate mustacheStyleTagHandler,
TextDelegate textHandler)
{
var innerContext = new InnerMarkupParsingContext(content);
var context = new MarkupParsingContext(innerContext);
MatchCollection mustacheStyleTagMatches = _mustacheStyleTagRegex.Matches(content);
if (mustacheStyleTagMatches.Count == 0)
{
if (textHandler != null)
{
textHandler(context, content);
}
innerContext.IncreasePosition(content.Length);
return;
}
int currentPosition = 0;
int endPosition = content.Length - 1;
foreach (Match mustacheStyleTagMatch in mustacheStyleTagMatches)
{
int mustacheStyleTagPosition = mustacheStyleTagMatch.Index;
int mustacheStyleTagLength = mustacheStyleTagMatch.Length;
if (mustacheStyleTagPosition > currentPosition)
{
string text = content.Substring(currentPosition, mustacheStyleTagPosition - currentPosition);
if (textHandler != null)
{
textHandler(context, text);
}
innerContext.IncreasePosition(text.Length);
}
GroupCollection mustacheStyleTagGroups = mustacheStyleTagMatch.Groups;
string expression = mustacheStyleTagGroups["expression"].Value;
string startDelimiter = mustacheStyleTagGroups["startDelimiter"].Value;
string endDelimiter = mustacheStyleTagGroups["endDelimiter"].Value;
if (expression.StartsWith("{") && expression.EndsWith("}"))
{
expression = expression.Substring(1, expression.Length - 2);
startDelimiter = "{{{";
endDelimiter = "}}}";
}
if (mustacheStyleTagHandler != null)
{
mustacheStyleTagHandler(context, expression, startDelimiter, endDelimiter);
}
innerContext.IncreasePosition(mustacheStyleTagLength);
currentPosition = mustacheStyleTagPosition + mustacheStyleTagLength;
}
if (currentPosition > 0 && currentPosition <= endPosition)
{
string text = content.Substring(currentPosition, endPosition - currentPosition + 1);
if (textHandler != null)
{
textHandler(context, text);
}
innerContext.IncreasePosition(text.Length);
}
}
