internal override void StartScopeForSuccesfulMatch(Scanner s, MatchResult match)
{
Scope newScope = this.BuildNewScope(s.TopScope);
newScope.PosMatchedAt = match.PosMatchedAt;
newScope.ExternalCaptures = match.ExternalCaptures;
bool hasHighlightMode = match.Pattern.HasHighlightMode;
if (0 == match.PosRegionStart)
{
match.PosRegionStart = hasHighlightMode ? match.PosAfterMatch : match.PosMatchStart;
}
if (0 == match.PosHighlightStart)
{
match.PosHighlightStart = match.PosMatchStart;
}
if (hasHighlightMode && match.PosHighlightStart < match.PosRegionStart)
{
s.SendMode(match.Pattern.HighlightMode, match.PosHighlightStart);
}
newScope.PosStart = hasHighlightMode ? match.PosRegionStart : match.PosMatchStart;
newScope.PosHighlightStart = hasHighlightMode ? match.PosRegionStart : match.PosHighlightStart;
newScope.PosEndSkippedUntil = hasHighlightMode ? match.PosRegionStart - 1 : match.PosAfterMatch - 1;
newScope.EatNewLineInRegion = match.Pattern.EatNewLine;
s.PushScope(newScope);
}
internal bool TryEnding(Scanner s, Scope scope)
{
int posMatchAt = s.Reader.PosCurrent;
if (posMatchAt <= scope.PosEndSkippedUntil || scope.PosAfter != int.MaxValue)
{
return(false);
}
if (this.TrySkips(s, scope, posMatchAt))
{
return(false);
}
MatchResult result = new MatchResult();
result.MatchType = MatchType.RegionEnd;
for (int i = 0; i < this.m_endPatterns.Count; i++)
{
this.m_endPatterns[i].Match(s, posMatchAt, scope.ExternalCaptures, ref result);
if (result.Success)
{
scope.PosAfter = result.PosAfterMatch;
bool hasHighlightMode = this.m_endPatterns[i].HasHighlightMode;
if (0 == result.PosAfterRegion && hasHighlightMode)
{
result.PosAfterRegion = result.PosMatchStart;
}
if (0 == result.PosAfterHighlight)
{
result.PosAfterHighlight = result.PosAfterMatch;
}
if (hasHighlightMode && result.PosAfterRegion < result.PosAfterHighlight)
{
s.SendMode(this.m_endPatterns[i].HighlightMode, result.PosAfterRegion);
}
if (result.PosAfterHighlight < result.PosAfterMatch)
{
s.BuildHighlightModes(result.PosAfterHighlight);
}
return(true);
}
}
return(false);
}
internal bool TryEnding(Scanner s, Scope scope)
{
int posMatchAt = s.Reader.PosCurrent;
if (posMatchAt <= scope.PosEndSkippedUntil || scope.PosAfter != int.MaxValue) {
return false;
}
if (this.TrySkips(s, scope, posMatchAt)) {
return false;
}
MatchResult result = new MatchResult();
result.MatchType = MatchType.RegionEnd;
for (int i = 0; i < this.m_endPatterns.Count; i++) {
this.m_endPatterns[i].Match(s, posMatchAt, scope.ExternalCaptures, ref result);
if (result.Success) {
scope.PosAfter = result.PosAfterMatch;
bool hasHighlightMode = this.m_endPatterns[i].HasHighlightMode;
if (0 == result.PosAfterRegion && hasHighlightMode) {
result.PosAfterRegion = result.PosMatchStart;
}
if (0 == result.PosAfterHighlight) {
result.PosAfterHighlight = result.PosAfterMatch;
}
if (hasHighlightMode && result.PosAfterRegion < result.PosAfterHighlight) {
s.SendMode(this.m_endPatterns[i].HighlightMode, result.PosAfterRegion);
}
if (result.PosAfterHighlight < result.PosAfterMatch) {
s.BuildHighlightModes(result.PosAfterHighlight);
}
return true;
}
}
return false;
}
internal override void StartScopeForSuccesfulMatch(Scanner s, MatchResult match)
{
Scope newScope = this.BuildNewScope(s.TopScope);
newScope.PosMatchedAt = match.PosMatchedAt;
newScope.ExternalCaptures = match.ExternalCaptures;
bool hasHighlightMode = match.Pattern.HasHighlightMode;
if (0 == match.PosRegionStart) {
match.PosRegionStart = hasHighlightMode ? match.PosAfterMatch : match.PosMatchStart;
}
if (0 == match.PosHighlightStart) {
match.PosHighlightStart = match.PosMatchStart;
}
if (hasHighlightMode && match.PosHighlightStart < match.PosRegionStart) {
s.SendMode(match.Pattern.HighlightMode, match.PosHighlightStart);
}
newScope.PosStart = hasHighlightMode ? match.PosRegionStart : match.PosMatchStart;
newScope.PosHighlightStart = hasHighlightMode ? match.PosRegionStart : match.PosHighlightStart;
newScope.PosEndSkippedUntil = hasHighlightMode ? match.PosRegionStart - 1 : match.PosAfterMatch - 1;
newScope.EatNewLineInRegion = match.Pattern.EatNewLine;
s.PushScope(newScope);
}