internal static ParsecError mergeError(
int ind, object exception, ParsecError e1, ParsecError e2)
{
return(new ParsecError(false, ind,
MergedParsecError.mergeObj(e1.sys_unexpected, e2.sys_unexpected),
mergeMsgs(e1.unexpected, e2.unexpected),
mergeMsgs(e1.expecting, e2.expecting),
mergeMsgs(e1.raw, e2.raw),
exception
));
}
//caller should not change input after it is passed in.
internal ParserState(Tok[] input,
int at, string module, PositionMap pmap,
int end_index,
string eof_str, ShowToken show)
: base(at, module, pmap)
{
this.input = input;
this.sys_unexpected = new ParsecError[input.Length];
this.show = show;
this.end_index = end_index;
this.eof_unexpected = ParsecError.raiseSysUnexpected(
end_index, eof_str);
}
private ParsecError getSysUnexpected(int i)
{
if (i >= sys_unexpected.Length)
{
return(eof_unexpected);
}
ParsecError r = sys_unexpected[i];
if (r == null)
{
Tok ptok = input[i];
r = ParsecError.raiseSysUnexpected(ptok.Index,
show(ptok.Token));
sys_unexpected[i] = r;
}
return(r);
}
//caller should not change input after it is passed in.
internal ParserState(Tok[] input,
int at, string module, PositionMap pmap,
int end_index,
string eof_str, ShowToken show)
: base(at, module, pmap)
{
this.input = input;
this.sys_unexpected = new ParsecError[input.Length];
this.show = show;
this.end_index = end_index;
this.eof_unexpected = ParsecError.raiseSysUnexpected(
end_index, eof_str);
}
private static int myPrecedence(int pred, string s)
{
return(max(pred, ParsecError.getPrecedenceForExpecting(s)));
}
private ParsecError getMerged(ParsecError e1, ParsecError e2)
{
return(ParsecError.mergeError(Index, Exception, e1, e2));
}
internal override AbstractParsecError setExpecting(string s)
{
return(ParsecError.raiseExpecting(Index, s, this));
}
internal static ParsecError mergeError(
int ind, object exception, ParsecError e1, ParsecError e2)
{
return new ParsecError(false, ind,
MergedParsecError.mergeObj(e1.sys_unexpected, e2.sys_unexpected),
mergeMsgs(e1.unexpected, e2.unexpected),
mergeMsgs(e1.expecting, e2.expecting),
mergeMsgs(e1.raw, e2.raw),
exception
);
}
private ParsecError getMerged(ParsecError e1, ParsecError e2)
{
return ParsecError.mergeError(Index, Exception, e1, e2);
}
internal override ParsecError getSysUnexpected()
{
string msg = (len == at) ? "EOF" : ("" + src[at]);
return(ParsecError.raiseSysUnexpected(getIndex(), msg));
}
