public void Append(string text)
{
FastReplacerSnippet s = new FastReplacerSnippet(text);
RootSnippet.Append(s);
ExtractTokens(s);
}
public void InsertAfter(int end, FastReplacerSnippet snippet)
{
InnerSnippets.Add(new InnerSnippet
{
Snippet = snippet,
Start = end,
End = end,
Order1 = 1,
Order2 = InnerSnippets.Count
});
}
public void InsertBefore(int start, FastReplacerSnippet snippet)
{
InnerSnippets.Add(new InnerSnippet
{
Snippet = snippet,
Start = start,
End = start,
Order1 = 2,
Order2 = InnerSnippets.Count
});
}
public void Replace(int start, int end, FastReplacerSnippet snippet)
{
InnerSnippets.Add(new InnerSnippet
{
Snippet = snippet,
Start = start,
End = end,
Order1 = 0,
Order2 = 0
});
}
public void Append(FastReplacerSnippet snippet)
{
InnerSnippets.Add(new InnerSnippet
{
Snippet = snippet,
Start = this.Text.Length,
End = this.Text.Length,
Order1 = 1,
Order2 = InnerSnippets.Count
});
}
/// <returns>Returns true if the token was found, false if nothing was replaced.</returns>
public bool InsertAfter(string token, string text)
{
ValidateToken(token, text, false);
List <TokenOccurrence> occurrences;
if (OccurrencesOfToken.TryGetValue(token, out occurrences))
{
FastReplacerSnippet s = new FastReplacerSnippet(text);
foreach (var occurrence in occurrences)
{
occurrence.Snippet.InsertAfter(occurrence.End, s);
}
ExtractTokens(s);
return(occurrences.Count > 0);
}
return(false);
}
private void ExtractTokens(FastReplacerSnippet snippet)
{
int last = 0;
while (last < snippet.Text.Length)
{
int start = snippet.Text.IndexOf(TokenOpen, last);
if (start == -1)
{
return;
}
int end = snippet.Text.IndexOf(TokenClose, start + TokenOpen.Length);
if (end == -1)
{
throw new ArgumentException(string.Format("Token is opened but not closed in text \"{0}\".", snippet.Text));
}
end += TokenClose.Length;
string token = snippet.Text.Substring(start, end - start);
string context = snippet.Text;
ValidateToken(token, context, true);
TokenOccurrence tokenOccurrence = new TokenOccurrence {
Snippet = snippet, Start = start, End = end
};
List <TokenOccurrence> occurrences;
if (OccurrencesOfToken.TryGetValue(token, out occurrences))
{
occurrences.Add(tokenOccurrence);
}
else
{
OccurrencesOfToken.Add(token, new List <TokenOccurrence> {
tokenOccurrence
});
}
last = end;
}
}
