public bool hasNext()
{
Label_0000:
if (this.int_1 < this.int_0)
{
char ch = this.string_0[this.int_1];
switch (ch)
{
case '\'':
case '"':
{
int num2 = ExpString.scanQuotation(this.string_0, this.int_1);
if (num2 < 0)
{
if (this.stringBuilder_0 != null)
{
this.stringBuilder_0.Append(this.string_0.Substring(this.int_1));
}
this.int_1 = this.int_0;
this.string_1 = null;
return(false);
}
if (this.stringBuilder_0 != null)
{
this.stringBuilder_0.Append(this.string_0.Substring(this.int_1, (num2 + 1) - this.int_1));
}
this.int_1 = num2 + 1;
goto Label_0000;
}
}
if (ch != '$')
{
this.int_1++;
if (this.stringBuilder_0 != null)
{
this.stringBuilder_0.Append(ch);
}
}
else
{
if ((this.int_1 < this.int_0) && (this.string_0[this.int_1 + 1] == '{'))
{
int num = ExpString.scanBrace(this.string_0, this.int_1 + 1);
if (num < 0)
{
if (this.stringBuilder_0 != null)
{
this.stringBuilder_0.Append(this.string_0.Substring(this.int_1));
}
this.int_1 = this.int_0;
this.string_1 = null;
return(false);
}
if (this.stringBuilder_0 == null)
{
this.stringBuilder_0 = new StringBuilder(this.int_0 + 80);
this.stringBuilder_0.Append(this.string_0.Substring(0, this.int_1));
}
this.string_1 = this.string_0.Substring(this.int_1 + 2, num - (this.int_1 + 2));
this.int_1 = num + 1;
return(true);
}
this.int_1++;
if (this.stringBuilder_0 != null)
{
this.stringBuilder_0.Append(ch);
}
}
goto Label_0000;
}
this.string_1 = null;
return(false);
}
public string next()
{
if ((this.string_0 == null) || (this.int_0 > this.int_1))
{
return(null);
}
int num = this.int_0;
while (this.int_0 <= this.int_1)
{
int num2;
if (this.int_0 == this.int_1)
{
this.int_0++;
if ((this.int_1 <= 1) || (this.string_0[(this.int_1 - 1)] != this.char_0))
{
break;
}
return(!this.bool_0 ? "" : null);
}
char ch = this.string_0[(this.int_0)];
switch (ch)
{
case '\\':
break;
case '"':
case '\'':
{
num2 = ExpString.scanQuotation(this.string_0, this.int_0);
if (num2 < 0)
{
this.int_0 = this.int_1 + 1;
return(!this.bool_0 ? this.string_0.Substring(num) : null);
}
this.int_0 = num2 + 1;
continue;
}
default:
{
if (!this.bool_1 || (ch != '('))
{
if (this.bool_2 && (ch == '['))
{
num2 = ExpString.scanBracket(this.string_0, this.int_0);
if (num2 < 0)
{
this.int_0 = this.int_1 + 1;
return(this.bool_0 ? null : this.string_0.Substring(num));
}
this.int_0 = num2 + 1;
}
else
{
if (!this.bool_3 || (ch != '{'))
{
this.int_0++;
if (ch != this.char_0)
{
continue;
}
goto Label_01D4;
}
num2 = ExpString.scanBrace(this.string_0, this.int_0);
if (num2 < 0)
{
this.int_0 = this.int_1 + 1;
return(this.bool_0 ? null : this.string_0.Substring(num));
}
this.int_0 = num2 + 1;
}
}
else
{
num2 = ExpString.scanParenthesis(this.string_0, this.int_0);
if (num2 < 0)
{
this.int_0 = this.int_1 + 1;
return(!this.bool_0 ? this.string_0.Substring(num) : null);
}
this.int_0 = num2 + 1;
}
continue;
}
}
this.int_0 += 2;
}
Label_01D4:
return(!this.bool_0 ? this.string_0.Substring(num, (this.int_0 - 1) - num) : null);
}