/// <summary>Construct a new pattern matching filter.</summary>
/// <remarks>Construct a new pattern matching filter.</remarks>
/// <param name="pattern">
/// text of the pattern. Callers may want to surround their
/// pattern with ".*" on either end to allow matching in the
/// middle of the string.
/// </param>
/// <param name="innerString">
/// should .* be wrapped around the pattern of ^ and $ are
/// missing? Most users will want this set.
/// </param>
/// <param name="rawEncoding">
/// should
/// <see cref="ForceToRaw(string)">ForceToRaw(string)</see>
/// be applied to the pattern
/// before compiling it?
/// </param>
/// <param name="flags">
/// flags from
/// <see cref="Sharpen.Pattern">Sharpen.Pattern</see>
/// to control how matching performs.
/// </param>
protected internal PatternMatchRevFilter(string pattern, bool innerString, bool rawEncoding
, int flags)
{
if (pattern.Length == 0)
{
throw new ArgumentException(JGitText.Get().cannotMatchOnEmptyString);
}
patternText = pattern;
if (innerString)
{
if (!pattern.StartsWith("^") && !pattern.StartsWith(".*"))
{
pattern = ".*" + pattern;
}
if (!pattern.EndsWith("$") && !pattern.EndsWith(".*"))
{
pattern = pattern + ".*";
}
}
string p = rawEncoding ? ForceToRaw(pattern) : pattern;
compiledPattern = Sharpen.Pattern.Compile(p, flags).Matcher(string.Empty);
}
/// <exception cref="Kirikiri.Tjs2.VariantException"></exception>
/// <exception cref="Kirikiri.Tjs2.TJSException"></exception>
private static Dispatch2 GetResultArray(bool matched, RegExpNI _this, Matcher m)
{
Dispatch2 array = TJS.CreateArrayObject();
if (matched)
{
if (_this.RegEx == null)
{
Variant val = new Variant(string.Empty);
array.PropSetByNum(Interface.MEMBERENSURE | Interface.IGNOREPROP, 0, val, array);
}
else
{
if (m != null)
{
bool isMatch = m.Matches();
Variant val;
if (isMatch)
{
val = new Variant(m.Group(0));
array.PropSetByNum(Interface.MEMBERENSURE | Interface.IGNOREPROP, 0, val, array);
}
int size = m.GroupCount();
for (int i = 0; i < size; i++)
{
val = new Variant(m.Group(i + 1));
array.PropSetByNum(Interface.MEMBERENSURE | Interface.IGNOREPROP, i + 1, val, array
);
}
}
}
}
return array;
}
