/// ------------------------------------------------------------------------------------
/// <summary>
/// Initializes a new instance of the <see cref="ContextInfo"/> class.
/// </summary>
/// <param name="pattern">The punctuation pattern.</param>
/// <param name="offset">The offset.</param>
/// <param name="context">The context (a string with the line contents).</param>
/// <param name="reference">The reference (line number).</param>
/// ------------------------------------------------------------------------------------
internal ContextInfo(PuncPattern pattern, int offset, string context, string reference)
{
m_position = pattern.ContextPos;
string chr = pattern.Pattern;
// For punctuation patterns the position indicated by offset refers to the place where
// the first punctuation character occurs. There can be a leading character indicating
// that the pattern was found preceded by a space or at the start of a paragraph.
if (pattern.Pattern.Length > 1)
{
if (m_position == ContextPosition.WordInitial || m_position == ContextPosition.Isolated)
{
Debug.Assert(context[offset] == chr[1]);
// Adjust offset to account for leading space which is actually in the data
offset--;
}
}
Initialize(chr, offset, context, reference);
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Constructor to build a fully specified PuncPattern object (used in tests)
/// </summary>
/// ------------------------------------------------------------------------------------
public PuncPattern(string pattern, ContextPosition context, PuncPatternStatus status)
{
Pattern = pattern;
ContextPos = context;
Status = status;
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Initializes a new instance of the <see cref="ContextInfo"/> class.
/// </summary>
/// <param name="pattern">The punctuation pattern.</param>
/// <param name="offset">The offset.</param>
/// <param name="context">The context (a string with the line contents).</param>
/// <param name="reference">The reference (line number).</param>
/// ------------------------------------------------------------------------------------
internal ContextInfo(PuncPattern pattern, int offset, string context, string reference)
{
m_position = pattern.ContextPos;
string chr = pattern.Pattern;
// For punctuation patterns the position indicated by offset refers to the place where
// the first punctuation character occurs. There can be a leading character indicating
// that the pattern was found preceded by a space or at the start of a paragraph.
if (pattern.Pattern.Length > 1)
{
if (m_position == ContextPosition.WordInitial || m_position == ContextPosition.Isolated)
{
Debug.Assert(context[offset] == chr[1]);
// Adjust offset to account for leading space which is actually in the data
offset--;
}
}
Initialize(chr, offset, context, reference);
}
