private JsonTokens NextTokenCore()
{
char c;
for (c = this.json.get_Chars(this.index); c <= ' '; c = this.json.get_Chars(this.index))
{
int num = this.index + 1;
this.index = num;
if (num == this.jsonLength)
{
return(JsonTokens.None);
}
}
this.index++;
if (c >= 'Ā')
{
return(JsonTokens.None);
}
JsonTokens jsonTokens = JsonParser.jsonTokenMap[(int)c];
if (jsonTokens >= JsonTokens.WordFirst)
{
int num;
do
{
c = this.json.get_Chars(this.index);
if (c < 'a' || c > 'z')
{
break;
}
num = this.index + 1;
this.index = num;
}while (num < this.jsonLength);
}
return(jsonTokens);
}
private string ParseString()
{
this.lookAheadToken = JsonTokens.None;
int num = this.json.IndexOf('"', this.index);
if (num < 0)
{
return(null);
}
if (this.nextBackslash < 0 || this.nextBackslash > num)
{
string s = this.json.Substring(this.index, num - this.index);
this.index = num + 1;
return(this.NewString(s));
}
this.sb.Length = 0;
int num2 = -1;
while (this.index < this.jsonLength)
{
char c = this.json[this.index++];
if (c == '"')
{
if (num2 != -1)
{
if (this.sb.Length == 0)
{
this.FindNextBackslash();
return(this.NewString(this.json.Substring(num2, this.index - num2 - 1)));
}
this.sb.Append(this.json.Substring(num2, this.index - num2 - 1));
}
this.FindNextBackslash();
return(this.NewString(this.sb.ToString()));
}
if (c != '\\')
{
if (num2 == -1)
{
num2 = this.index - 1;
}
}
else
{
if (this.index == this.jsonLength)
{
break;
}
if (num2 != -1)
{
this.sb.Append(this.json.Substring(num2, this.index - num2 - 1));
num2 = -1;
}
char c2 = this.json[this.index++];
switch (c2)
{
case 'r':
this.sb.Append('\r');
continue;
case 's':
IL_1AD:
if (c2 == '"')
{
this.sb.Append('"');
continue;
}
if (c2 == '/')
{
this.sb.Append('/');
continue;
}
if (c2 == '\\')
{
this.sb.Append('\\');
continue;
}
if (c2 == 'b')
{
this.sb.Append('\b');
continue;
}
if (c2 == 'f')
{
this.sb.Append('\f');
continue;
}
if (c2 != 'n')
{
continue;
}
this.sb.Append('\n');
continue;
case 't':
this.sb.Append('\t');
continue;
case 'u':
{
if (this.jsonLength - this.index < 4)
{
continue;
}
uint num3 = this.ParseUnicode(this.json[this.index], this.json[this.index + 1], this.json[this.index + 2], this.json[this.index + 3]);
this.sb.Append((char)num3);
this.index += 4;
continue;
}
}
goto IL_1AD;
}
}
this.FindNextBackslash();
return(null);
}
private string ParseString()
{
this.lookAheadToken = JsonTokens.None;
int num = this.json.IndexOf('"', this.index);
if (num < 0)
{
return(null);
}
if (this.nextBackslash < 0 || this.nextBackslash > num)
{
string s = this.json.Substring(this.index, num - this.index);
this.index = num + 1;
return(this.NewString(s));
}
this.sb.set_Length(0);
int num2 = -1;
while (this.index < this.jsonLength)
{
string arg_8B_0 = this.json;
int num3 = this.index;
this.index = num3 + 1;
char c = arg_8B_0.get_Chars(num3);
if (c == '"')
{
if (num2 != -1)
{
if (this.sb.get_Length() == 0)
{
this.FindNextBackslash();
return(this.NewString(this.json.Substring(num2, this.index - num2 - 1)));
}
this.sb.Append(this.json.Substring(num2, this.index - num2 - 1));
}
this.FindNextBackslash();
return(this.NewString(this.sb.ToString()));
}
if (c != '\\')
{
if (num2 == -1)
{
num2 = this.index - 1;
}
}
else
{
if (this.index == this.jsonLength)
{
break;
}
if (num2 != -1)
{
this.sb.Append(this.json.Substring(num2, this.index - num2 - 1));
num2 = -1;
}
string arg_171_0 = this.json;
num3 = this.index;
this.index = num3 + 1;
char c2 = arg_171_0.get_Chars(num3);
if (c2 <= '\\')
{
if (c2 != '"')
{
if (c2 != '/')
{
if (c2 == '\\')
{
this.sb.Append('\\');
}
}
else
{
this.sb.Append('/');
}
}
else
{
this.sb.Append('"');
}
}
else if (c2 <= 'f')
{
if (c2 != 'b')
{
if (c2 == 'f')
{
this.sb.Append('\f');
}
}
else
{
this.sb.Append('\b');
}
}
else if (c2 != 'n')
{
switch (c2)
{
case 'r':
this.sb.Append('\r');
break;
case 't':
this.sb.Append('\t');
break;
case 'u':
if (this.jsonLength - this.index >= 4)
{
uint num4 = this.ParseUnicode(this.json.get_Chars(this.index), this.json.get_Chars(this.index + 1), this.json.get_Chars(this.index + 2), this.json.get_Chars(this.index + 3));
this.sb.Append((char)num4);
this.index += 4;
}
break;
}
}
else
{
this.sb.Append('\n');
}
}
}
this.FindNextBackslash();
return(null);
}
