// Searches the given source file for inline IL snippets.
static InlineILSnippet [] FindInlineILSnippets(ILanguage lang, string pathSourceFile)
{
ArrayList snippets = new ArrayList();
// An IL snippet begins at the first line prefixed with the startMarker
// and goes until the first endMarker after that.
string stStartMarker = lang.StartMarker.ToLower();
string stEndMarker = lang.EndMarker.ToLower();
TextReader reader = new StreamReader(new FileStream(pathSourceFile, FileMode.Open));
StringCollection list = null;
int idxStartLine = 0; // 0 means we're not tracking a snippet.
int idxLine = 0; // current line into source file.
string line;
while ((line = reader.ReadLine()) != null)
{
string lineLowercase = line.ToLower();
idxLine++;
if (idxStartLine != 0)
{
if (lineLowercase == stEndMarker)
{
// We found the end of the IL snippet.
int idxEndLine = idxLine - 1; // end line was the previous line
InlineILSnippet snippet = new InlineILSnippet(pathSourceFile, idxStartLine, idxEndLine, list);
snippets.Add(snippet);
idxStartLine = 0; // reset tracking the IL snippet.
list = null;
}
else
{
list.Add(line);
}
}
if (lineLowercase.StartsWith(stStartMarker))
{
// We found the start of an IL snippet. The actual snippet will start at the next line.
list = new StringCollection();
idxStartLine = idxLine + 1;
}
}
// If we got to the end of the file and are still tracking, then we have an unterminated inline IL segment.
if (idxStartLine != 0)
{
throw new ArgumentException("Unterminated Inline IL segment in file '" + pathSourceFile + "' starting with '" +
stStartMarker + "' at line '" + idxStartLine +
"'. Expecting to find closing '" + stEndMarker + "'");
}
return((InlineILSnippet[])snippets.ToArray(typeof(InlineILSnippet)));
}
// Insert a snippet of IL into the document.
public void InsertSnippet(InlineILSnippet snippet)
{
int idxStartLine = snippet.StartLine;
int idxEndLine = snippet.EndLine;
// We need to find where to place the IL snippet in our ildasm output.
// If the IL snippet is at source line (f, g) (inclusive), the ildasm should contain
// consecutive .line directives such '.line x' and '.line y' such that (x > f) && (g > y).
// Once we find such a pair, we can inject the ilasm snippet into the ilasm document at
// the line before the one containing '.line y'.
// intentionally pick MaxValue so that (idxLast < idxStartLine) is false until we initialize idxLast
int idxLast = int.MaxValue;
int idxInsertAt = -1;
int idxIlasmLine = 1; // source files are 1-based.
foreach (string line in m_lines)
{
int idxCurrent = GetLineMarker(line);
if (idxCurrent != 0)
{
if ((idxLast < idxStartLine) && (idxEndLine < idxCurrent))
{
// What if there are multiple such values of (x,y)?
// Probably should inject at each spot. - which means we may need a while-loop here instead of foreach
if (idxInsertAt != -1)
{
throw new NotImplementedException("ILAsm snippet needs to be inserted at multiple spots.");
}
// Found snippets location! Insert before ilasm source line idxIlasmLine
// (which is index idxIlasmLine-1, since the array is 0-based)
idxInsertAt = idxIlasmLine - 1;
}
idxLast = idxCurrent;
}
idxIlasmLine++;
}
if (idxInsertAt == -1)
{
throw new ArgumentException("Can't find where to place " + snippet);
}
m_lines = Util.InsertArrayIntoArray(m_lines, snippet.Lines, idxInsertAt);
}
// Searches the given source file for inline IL snippets.
static List<InlineILSnippet> FindInlineILSnippets(ILDocument doc)
{
var snippets = new List<InlineILSnippet>();
var sourceFiles = doc.GetSourceFiles();
foreach (var f in sourceFiles) {
var lang = GetLanguageForFile(f);
// An IL snippet begins at the first line prefixed with the startMarker
// and goes until the first endMarker after that.
var stStartMarker = lang.StartMarker.ToLower();
var stEndMarker = lang.EndMarker.ToLower();
TextReader reader = new StreamReader(new FileStream(f, FileMode.Open));
StringCollection list = null;
var idxStartLine = 0; // 0 means we're not tracking a snippet.
var idxLine = 0; // current line into source file.
string line;
while ((line = reader.ReadLine()) != null) {
var lineLowercase = line.ToLower();
idxLine++;
if (idxStartLine != 0) {
if (lineLowercase == stEndMarker) {
// We found the end of the IL snippet.
var idxEndLine = idxLine - 1; // end line was the previous line
var snippet = new InlineILSnippet(f, idxStartLine, idxEndLine, list);
snippets.Add(snippet);
idxStartLine = 0; // reset tracking the IL snippet.
list = null;
}
else {
list.Add(line);
}
}
if (!lineLowercase.StartsWith(stStartMarker)) continue;
// We found the start of an IL snippet. The actual snippet will start at the next line.
list = new StringCollection();
idxStartLine = idxLine + 1;
}
// If we got to the end of the file and are still tracking, then we have an unterminated inline IL segment.
if (idxStartLine != 0) {
throw new ArgumentException(string.Format("Unterminated Inline IL segment in file '{0}' starting with '{1}' at line '{2}'. Expecting to find closing '{3}'",
f, stStartMarker, idxStartLine, stEndMarker));
}
}
return snippets;
}
// Insert a snippet of IL into the document.
public int FindSnippetLocation(InlineILSnippet snippet)
{
var snippetStart = snippet.StartLine;
var snippetEnd = snippet.EndLine;
// We need to find where to place the IL snippet in our ildasm output.
// If the IL snippet is at source line (f, g) (inclusive), the ildasm should contain
// consecutive .line directives such '.line x' and '.line y' such that (x > f) && (g > y).
// Once we find such a pair, we can inject the ilasm snippet into the ilasm document at
// the line before the one containing '.line y'.
// intentionally pick MaxValue so that (idxLast < idxStartLine) is false until we initialize idxLast
var lastKnownLine = int.MaxValue;
var idxInsertAt = -1;
var idxIlasmLine = 1; // source files are 1-based.
var fileName = String.Empty;
foreach (var line in Lines)
{
//Console.WriteLine(line);
Match m;
if ((m = _lineFileRegex.Match(line)).Success)
{
fileName = m.Groups["filename"].Value;
//Console.WriteLine("Switching to {0} @ line {1}", fileName, idxIlasmLine);
}
if (fileName != snippet.Sourcefile)
{
idxIlasmLine++;
continue;
}
var idxCurrent = GetLineMarker(line);
if (idxCurrent != 0)
{
if ((lastKnownLine < snippetStart) && (snippetEnd < idxCurrent))
{
// What if there are multiple such values of (x,y)?
// Probably should inject at each spot. - which means we may need a while-loop here instead of foreach
if (idxInsertAt != -1)
{
throw new Exception("ILAsm snippet needs to be inserted at multiple spots.");
}
// Found snippets location! Insert before ilasm source line idxIlasmLine
// (which is index idxIlasmLine-1, since the array is 0-based)
//Console.WriteLine("Found possible snippet {0}:{1}-{2} location @ line {3}",
// snippet.Sourcefile, snippet.StartLine, snippet.EndLine, idxIlasmLine);
idxInsertAt = idxIlasmLine - 1;
}
lastKnownLine = idxCurrent;
}
idxIlasmLine++;
}
if (idxInsertAt == -1)
{
throw new ArgumentException("Can't find where to place " + snippet);
}
//Console.WriteLine("Inserting to .il file @ {0}", idxInsertAt);
//Lines = Util.InsertArrayIntoArray(Lines, snippet.Lines, idxInsertAt);
return(idxInsertAt);
}
// Searches the given source file for inline IL snippets.
static List <InlineILSnippet> FindInlineILSnippets(ILDocument doc)
{
var snippets = new List <InlineILSnippet>();
var sourceFiles = doc.GetSourceFiles();
foreach (var f in sourceFiles)
{
var lang = GetLanguageForFile(f);
// An IL snippet begins at the first line prefixed with the startMarker
// and goes until the first endMarker after that.
var stStartMarker = lang.StartMarker.ToLower();
var stEndMarker = lang.EndMarker.ToLower();
TextReader reader = new StreamReader(new FileStream(f, FileMode.Open));
StringCollection list = null;
var idxStartLine = 0; // 0 means we're not tracking a snippet.
var idxLine = 0; // current line into source file.
string line;
while ((line = reader.ReadLine()) != null)
{
var lineLowercase = line.ToLower();
idxLine++;
if (idxStartLine != 0)
{
if (lineLowercase == stEndMarker)
{
// We found the end of the IL snippet.
var idxEndLine = idxLine - 1; // end line was the previous line
var snippet = new InlineILSnippet(f, idxStartLine, idxEndLine, list);
snippets.Add(snippet);
idxStartLine = 0; // reset tracking the IL snippet.
list = null;
}
else
{
list.Add(line);
}
}
if (!lineLowercase.StartsWith(stStartMarker))
{
continue;
}
// We found the start of an IL snippet. The actual snippet will start at the next line.
list = new StringCollection();
idxStartLine = idxLine + 1;
}
// If we got to the end of the file and are still tracking, then we have an unterminated inline IL segment.
if (idxStartLine != 0)
{
throw new ArgumentException(string.Format("Unterminated Inline IL segment in file '{0}' starting with '{1}' at line '{2}'. Expecting to find closing '{3}'",
f, stStartMarker, idxStartLine, stEndMarker));
}
}
return(snippets);
}
// Insert a snippet of IL into the document.
public int FindSnippetLocation(InlineILSnippet snippet)
{
var snippetStart = snippet.StartLine;
var snippetEnd = snippet.EndLine;
// We need to find where to place the IL snippet in our ildasm output.
// If the IL snippet is at source line (f, g) (inclusive), the ildasm should contain
// consecutive .line directives such '.line x' and '.line y' such that (x > f) && (g > y).
// Once we find such a pair, we can inject the ilasm snippet into the ilasm document at
// the line before the one containing '.line y'.
// intentionally pick MaxValue so that (idxLast < idxStartLine) is false until we initialize idxLast
var lastKnownLine = int.MaxValue;
var idxInsertAt = -1;
var idxIlasmLine = 1; // source files are 1-based.
var fileName = String.Empty;
foreach (var line in Lines) {
//Console.WriteLine(line);
Match m;
if ((m = _lineFileRegex.Match(line)).Success) {
fileName = m.Groups["filename"].Value;
//Console.WriteLine("Switching to {0} @ line {1}", fileName, idxIlasmLine);
}
if (fileName != snippet.Sourcefile) {
idxIlasmLine++;
continue;
}
var idxCurrent = GetLineMarker(line);
if (idxCurrent != 0) {
if ((lastKnownLine < snippetStart) && (snippetEnd < idxCurrent)) {
// What if there are multiple such values of (x,y)?
// Probably should inject at each spot. - which means we may need a while-loop here instead of foreach
if (idxInsertAt != -1)
throw new Exception("ILAsm snippet needs to be inserted at multiple spots.");
// Found snippets location! Insert before ilasm source line idxIlasmLine
// (which is index idxIlasmLine-1, since the array is 0-based)
//Console.WriteLine("Found possible snippet {0}:{1}-{2} location @ line {3}",
// snippet.Sourcefile, snippet.StartLine, snippet.EndLine, idxIlasmLine);
idxInsertAt = idxIlasmLine - 1;
}
lastKnownLine = idxCurrent;
}
idxIlasmLine++;
}
if (idxInsertAt == -1)
{
throw new ArgumentException("Can't find where to place " + snippet);
}
//Console.WriteLine("Inserting to .il file @ {0}", idxInsertAt);
//Lines = Util.InsertArrayIntoArray(Lines, snippet.Lines, idxInsertAt);
return idxInsertAt;
}