public void SetForStruct(ForStruct fs)
{
Fs = fs;
}
private static string MakeString(ForStruct fs, string id)
{
string appendix;
if (fs.To)
appendix = id + "<=" + MakeString(fs.FinalExpr) + "; ++" + id;
else
{
appendix = id + ">=" + MakeString(fs.FinalExpr) + "; --" + id;
}
return id +"=" + MakeString(fs.InitExpr) + ";" + appendix;
}
public ForStruct forList()
{
EnterRule_forList();
EnterRule("forList", 20);
TraceIn("forList", 20);
ForStruct fs = default(ForStruct);
Expression s = default(Expression);
Expression f = default(Expression);
fs = new ForStruct();
try { DebugEnterRule(GrammarFileName, "forList");
DebugLocation(418, 5);
try
{
// D:\\projects\\repository\\ifmo\\Компиляторы\\PascalCompiler\\PascalCompiler\\Grammar\\Pascal.g:423:6: (s= expression ( TO | DOWNTO ) f= expression )
DebugEnterAlt(1);
// D:\\projects\\repository\\ifmo\\Компиляторы\\PascalCompiler\\PascalCompiler\\Grammar\\Pascal.g:423:8: s= expression ( TO | DOWNTO ) f= expression
{
DebugLocation(423, 10);
PushFollow(Follow._expression_in_forList1444);
s=expression();
PopFollow();
DebugLocation(424, 7);
fs.SetInitExpr(s);
DebugLocation(427, 7);
// D:\\projects\\repository\\ifmo\\Компиляторы\\PascalCompiler\\PascalCompiler\\Grammar\\Pascal.g:427:7: ( TO | DOWNTO )
int alt18=2;
try { DebugEnterSubRule(18);
try { DebugEnterDecision(18, false);
int LA18_0 = input.LA(1);
if ((LA18_0==TO))
{
alt18 = 1;
}
else if ((LA18_0==DOWNTO))
{
alt18 = 2;
}
else
{
NoViableAltException nvae = new NoViableAltException("", 18, 0, input);
DebugRecognitionException(nvae);
throw nvae;
}
} finally { DebugExitDecision(18); }
switch (alt18)
{
case 1:
DebugEnterAlt(1);
// D:\\projects\\repository\\ifmo\\Компиляторы\\PascalCompiler\\PascalCompiler\\Grammar\\Pascal.g:427:9: TO
{
DebugLocation(427, 9);
Match(input,TO,Follow._TO_in_forList1462);
DebugLocation(427, 12);
fs.To = true;
}
break;
case 2:
DebugEnterAlt(2);
// D:\\projects\\repository\\ifmo\\Компиляторы\\PascalCompiler\\PascalCompiler\\Grammar\\Pascal.g:427:32: DOWNTO
{
DebugLocation(427, 32);
Match(input,DOWNTO,Follow._DOWNTO_in_forList1468);
DebugLocation(427, 39);
fs.To = false;
}
break;
}
} finally { DebugExitSubRule(18); }
DebugLocation(428, 9);
PushFollow(Follow._expression_in_forList1484);
f=expression();
PopFollow();
DebugLocation(429, 7);
fs.SetFinalExpr(f);
}
}
catch (RecognitionException e)
{
throw e;
}
finally
{
TraceOut("forList", 20);
LeaveRule("forList", 20);
LeaveRule_forList();
}
DebugLocation(432, 5);
} finally { DebugExitRule(GrammarFileName, "forList"); }
return fs;
}
