protected internal bool SkipLeadingWhitespace(LexicalUnit unit, ref FragmentPosition position)
{
int num = unit.head;
if (num != -1)
{
int num2 = unit.headOffset;
RunEntry runEntry = runList[num];
uint majorKind = runEntry.MajorKind;
int runDeltaOffset = 0;
int i;
do
{
if (runEntry.Type == (RunType)3221225472u)
{
if (runEntry.Value > 65535)
{
break;
}
CharClass charClass = ParseSupport.GetCharClass((char)runEntry.Value);
if (!ParseSupport.WhitespaceCharacter(charClass))
{
break;
}
}
else if (runEntry.Type == (RunType)2147483648u)
{
for (i = num2; i < num2 + runEntry.Length; i++)
{
CharClass charClass = ParseSupport.GetCharClass(buffer[i]);
if (!ParseSupport.WhitespaceCharacter(charClass))
{
break;
}
}
if (i < num2 + runEntry.Length)
{
goto Block_7;
}
}
num2 += runEntry.Length;
runEntry = runList[++num];
}while (runEntry.MajorKindPlusStartFlag == majorKind);
goto IL_EF;
Block_7:
runDeltaOffset = i - num2;
IL_EF:
position.run = num;
position.runOffset = num2;
position.runDeltaOffset = runDeltaOffset;
if (num == unit.head || runEntry.MajorKindPlusStartFlag == majorKind)
{
return(true);
}
}
return(false);
}
protected internal void StripLeadingWhitespace(ref Fragment fragment)
{
int num = fragment.head;
if (num != fragment.tail)
{
int num2 = fragment.headOffset;
if (runList[num].Type < (RunType)2147483648u)
{
SkipNonTextRuns(ref num, ref num2, fragment.tail);
}
if (num == fragment.tail)
{
return;
}
int i;
do
{
if (runList[num].Type == (RunType)3221225472u)
{
if (runList[num].Value > 65535)
{
break;
}
CharClass charClass = ParseSupport.GetCharClass((char)runList[num].Value);
if (!ParseSupport.WhitespaceCharacter(charClass))
{
break;
}
}
else
{
for (i = num2; i < num2 + runList[num].Length; i++)
{
CharClass charClass = ParseSupport.GetCharClass(buffer[i]);
if (!ParseSupport.WhitespaceCharacter(charClass))
{
break;
}
}
if (i < num2 + runList[num].Length)
{
goto Block_8;
}
}
num2 += runList[num].Length;
num++;
if (num != fragment.tail && runList[num].Type < (RunType)2147483648u)
{
SkipNonTextRuns(ref num, ref num2, fragment.tail);
}
}while (num != fragment.tail);
goto IL_162;
Block_8:
RunEntry[] expr_FA_cp_0 = runList;
int expr_FA_cp_1 = num;
expr_FA_cp_0[expr_FA_cp_1].Length = expr_FA_cp_0[expr_FA_cp_1].Length - (i - num2);
num2 = i;
IL_162:
fragment.head = num;
fragment.headOffset = num2;
}
}