private StatisticSetFunc ParseFunction(CodeElement codeElement, bool isClass)
{
ThreadHelper.ThrowIfNotOnUIThread();
StatisticSetFunc CurSet = new StatisticSetFunc();
string text;
CodeFunction cFunc = codeElement as CodeFunction;
TextPoint start = cFunc.GetStartPoint(vsCMPart.vsCMPartHeader);
text = start.CreateEditPoint().GetText(cFunc.EndPoint);
int lines_cnt = 0;
Regex regex_comments = new Regex(@"(\/\/.*?(\\\r?\n.*?)*(\r?\n|$))|(\/\*(?:[\s\S]*?)\*\/)");
Regex regex_strings = new Regex(@"""(\\(\r?\n)|\\[^\n]|[^""\n])*(""|\r?\n)|\'(\\(\r?\n)|\\[^\n]|[^\'\n])*(\'|\r?\n)");
//lines count
lines_cnt = 1;
foreach (char c in text)
{
if (c == '\n')
{
lines_cnt++;
}
}
CurSet.LinesCount = lines_cnt.ToString();
CurSet.FunctionName = PartSetup(text, ref CurSet);
if (CurSet.FunctionName == "")
{
return(null);
}
/*
*
* Возможно все работает правильно, поэтому в данном блоке пробная версия кода
*
**/
Regex empty_lines = new Regex(@"(\r\n)(\r\n)+?{");
text = empty_lines.Replace(text, "");
/*
*
* Возможно все работает правильно, поэтому в данном блоке пробная версия кода
*
**/
int index_comment = 0;
int cur_index = 0;
int not_found = text.Length + 1;
string[] separators = new string[] { "\r\n" };
List <string> funcList = text.Split(separators, System.StringSplitOptions.None).ToList();
bool[] need_delete = new bool[funcList.Count];
MatchCollection all_strings = null;
//need analyze strings
if (regex_strings.IsMatch(text, cur_index)) //ZERO INSTEAD CUR_INDEX
{
all_strings = regex_strings.Matches(text, cur_index);
}
int last_comment_position = -1;
Regex rgx;
while (cur_index < text.Length)
{
//try find comments
if (regex_comments.IsMatch(text, cur_index))
{
index_comment = regex_comments.Match(text, cur_index).Index;
}
else
{
break;
}
//comment earlier in function (it means it's not a string) and comment exist (!=-1)
int really_comment = 1;
if (all_strings != null)
{
//check all strings
for (int i = 0; i < all_strings.Count; i++)
{
if (index_comment > all_strings[i].Index && index_comment < all_strings[i].Index + all_strings[i].Length && (all_strings[i].Index > last_comment_position))
{
really_comment = 0;
break;
}
}
}
if (really_comment == 1)
{
Match match = regex_comments.Match(text, cur_index);
int begin_from = 0;
int lines_counter = 0;
for (int i = 0; i < index_comment - 1; i++)
{
if (text[i] == '\r' && text[i + 1] == '\n')
{
begin_from++; //remove this line
}
}
for (int i = index_comment; i < index_comment + match.Length; i++)
{
if (text[i] == '\r' && text[i + 1] == '\n')
{
lines_counter++; //count of lines we need to remove
}
}
//this type of comment need one more string to remove, because \r\n not included
if (match.Value[0] == '/' && match.Value[1] == '*')
{
lines_counter++;
}
//this lines we remove later
for (int i = begin_from; i < begin_from + lines_counter; i++)
{
need_delete[i] = true;
}
//offset, because we need to find new comments
cur_index = index_comment + match.Length - 1;
last_comment_position = cur_index - 1;
}
//offset, because we need to find new comments
cur_index++;
}
//remove strings with comments
for (int i = need_delete.Length - 1; i >= 0; i--)
{
if (need_delete[i] || funcList[i].Length == 0)
{
funcList.RemoveAt(i);
}
}
text = funcList.Aggregate((a, b) => a + "\r\n" + b);
//no_comment lines count
lines_cnt = 1;
foreach (char c in text)
{
if (c == '\n')
{
lines_cnt++;
}
}
CurSet.WithoutComments = lines_cnt.ToString();
return(CurSet);
}
private void Button1_Click(object sender, RoutedEventArgs e)
{
ThreadHelper.ThrowIfNotOnUIThread();
itemsFunc.Clear();
//Get DTE
DTE2 dte = (DTE2)Package.GetGlobalService(typeof(DTE));
if (dte == null)
{
return;
}
//Get Document name(path)
Document ActiveDoc = dte.ActiveDocument;
if (ActiveDoc == null)
{
return;
}
ProjectItem DocItem = ActiveDoc.ProjectItem;
if (DocItem == null)
{
return;
}
FileCodeModel DocModel = DocItem.FileCodeModel;
if (DocModel == null || DocModel.CodeElements == null)
{
return;
}
foreach (CodeElement CodeElem in DocModel.CodeElements)
{
if (CodeElem.Kind == vsCMElement.vsCMElementFunction)
{
StatisticSetFunc SSF = ParseFunction(CodeElem, false);
itemsFunc.Add(SSF);
}
else if (CodeElem.Kind == vsCMElement.vsCMElementClass)
{
CodeClass cClass = CodeElem as CodeClass;
CodeElements all_methods = cClass.Members;
foreach (CodeElement method in all_methods)
{
StatisticSetFunc SSF = ParseFunction(method, true);
if (SSF != null)
{
itemsFunc.Add(SSF);
}
}
}
}
Stat.Items.Refresh();
}
private string PartSetup(string text, ref StatisticSetFunc CurSet)
{
Regex regex_comments = new Regex(@"(\/\/.*?(\\\r?\n.*?)*(\r?\n|$))|(\/\*(?:[\s\S]*?)\*\/)");
Regex regex_strings = new Regex(@"""(\\(\r?\n)|\\[^\n]|[^""\n])*(""|\r?\n)|\'(\\(\r?\n)|\\[^\n]|[^\'\n])*(\'|\r?\n)");
int index_comment = 0;
int cur_index = 0;
int not_found = text.Length + 1;
while (cur_index < text.Length)
{
//try find comments
if (regex_comments.IsMatch(text, cur_index))
{
index_comment = regex_comments.Match(text, cur_index).Index;
}
else
{
break;
}
MatchCollection all_strings = null;
//need analyze strings
if (regex_strings.IsMatch(text, cur_index))
{
all_strings = regex_strings.Matches(text, 0);
}
//comment earlier in function (it means it's not a string) and comment exist (!=-1)
int really_comment = 1;
if (all_strings != null)
{
//check all strings
for (int i = 0; i < all_strings.Count; i++)
{
if (index_comment > all_strings[i].Index && index_comment < all_strings[i].Index + all_strings[i].Length)
{
really_comment = 0;
break;
}
}
}
if (really_comment == 1)
{
Match match = regex_comments.Match(text, cur_index);
text = text.Remove(index_comment, match.Length);
//offset, because we need to find new comments
cur_index = index_comment + 1;
}
//offset, because we need to find new comments
cur_index++;
}
text = regex_strings.Replace(text, "");
//keywords count
string pattern = "\\b((alignas)|(alignof)|(and)|(and_eq)|(asm)|(auto)|(bitand)|(bitor)|" +
"(bool)|(break)|(case)|(catch)|(char)|(char16_t)|(char32_t)|(class)|(compl)|" +
"(const)|(constexpr)|(const_cast)|(continue)|(decltype)|(default)|(delete)|" +
"(do)|(double)|(dynamic_cast)|(else)|(enum)|(explicit)|(export)|(extern)|" +
"(false)|(float)|(for)|(friend)|(goto)|(if)|(inline)|(int)|(long)|(mutable)|" +
"(namespace)|(new)|(noexcept)|(not)|(not_eq)|(nullptr)|(operator)|(or)|" +
"(or_eq)|(register)|(reinterpret_cast)|(private)|(protected)|(public)|" +
"(return)|(short)|(signed)|(sizeof)|(static)|(static_assert)|(static_cast)|" +
"(struct)|(switch)|(template)|(this)|(thread_local)|(throw)|(true)|(try)|" +
"(typedef)|(typeid)|(typename)|(union)|(unsigned)|(using)|(virtual)|(void)|" +
"(volatile)|(wchar_t)|(while)|(xor)|(xor_eq)|(override)|(final))\\b";
Regex rgx = new Regex(pattern);
CurSet.KeywordCount = rgx.Matches(text).Count.ToString();
rgx = new Regex(@"(\r?\n)+?| +?");
text = rgx.Replace(text, "");
int prototype_end = text.IndexOf('{');
if (prototype_end > -1)
{
return(text.Substring(0, prototype_end).Trim());
}
return("");
}