public static IP5Any MatchHelper(IP5Regex regex, Runtime runtime, IP5Any value, int flags,
Opcode.ContextValues cxt, ref RxResult oldState)
{
bool match = regex.MatchString(runtime, value.AsString(runtime),
-1, false, ref oldState);
if (cxt != Opcode.ContextValues.LIST)
{
return new P5Scalar(runtime, match);
}
else if (match && runtime.LastMatch.StringCaptures.Length > 0)
{
var res = new IP5Any[runtime.LastMatch.StringCaptures.Length];
for (int i = 0; i < runtime.LastMatch.StringCaptures.Length; ++i)
res[i] = new P5Scalar(runtime, runtime.LastMatch.StringCaptures[i]);
return new P5List(runtime, res);
}
else
{
return new P5List(runtime, match);
}
}
public static IP5Any MatchGlobalHelper(IP5Regex regex, Runtime runtime, IP5Any value, int flags,
Opcode.ContextValues cxt, ref RxResult oldState)
{
var scalar = value as P5Scalar;
bool pos_set;
int pos = value.GetPos(runtime, out pos_set);
string str = value.AsString(runtime);
bool match;
IP5Any result;
if (cxt != Opcode.ContextValues.LIST)
{
match = regex.MatchString(runtime, str, pos, pos_set,
ref oldState);
result = new P5Scalar(runtime, match);
if (scalar != null)
{
if (match)
scalar.SetPos(runtime, runtime.LastMatch.End, false);
else if ((flags & Opcode.RX_KEEP) == 0)
scalar.UnsetPos(runtime);
}
}
else
{
var capt = new List<IP5Any>();
for (;;)
{
match = regex.MatchString(runtime, str,
pos, pos_set, ref oldState);
if (match)
{
if (runtime.LastMatch.StringCaptures != null)
{
foreach (var s in runtime.LastMatch.StringCaptures)
capt.Add(new P5Scalar(runtime, s));
}
else
{
string s = str.Substring(runtime.LastMatch.Start,
runtime.LastMatch.End - runtime.LastMatch.Start);
capt.Add(new P5Scalar(runtime, s));
}
}
else
break;
pos = runtime.LastMatch.End;
}
if (scalar != null)
{
if ((flags & Opcode.RX_KEEP) != 0)
scalar.SetPos(runtime, pos, false);
else
scalar.UnsetPos(runtime);
}
result = new P5List(runtime, capt);
}
return result;
}