public override Template Visit(StmtWhile stmt_while)
{
Template template = new Template("while (<cond>) {\n <body>\n}");
template.Add("cond", stmt_while.Condition.Accept(this));
template.Add("body", stmt_while.Body.Accept(this));
return template;
}
private Stmt stmt_while()
{
EnterRule_stmt_while();
EnterRule("stmt_while", 27);
TraceIn("stmt_while", 27);
Stmt value = default(Stmt);
Expr a = default(Expr);
StmtBlock b = default(StmtBlock);
try { DebugEnterRule(GrammarFileName, "stmt_while");
DebugLocation(352, 1);
try
{
// SugarWalker.g:353:2: ( ^( Stmt_While a= expr b= stmt_block ) | ^( Stmt_Until a= expr b= stmt_block ) | ^( Stmt_Loop (a= expr )? b= stmt_block ) )
int alt48=3;
try { DebugEnterDecision(48, false);
switch (input.LA(1))
{
case Stmt_While:
{
alt48 = 1;
}
break;
case Stmt_Until:
{
alt48 = 2;
}
break;
case Stmt_Loop:
{
alt48 = 3;
}
break;
default:
{
NoViableAltException nvae = new NoViableAltException("", 48, 0, input);
DebugRecognitionException(nvae);
throw nvae;
}
}
} finally { DebugExitDecision(48); }
switch (alt48)
{
case 1:
DebugEnterAlt(1);
// SugarWalker.g:353:4: ^( Stmt_While a= expr b= stmt_block )
{
DebugLocation(353, 4);
DebugLocation(353, 6);
Match(input,Stmt_While,Follow._Stmt_While_in_stmt_while1403);
Match(input, TokenTypes.Down, null);
DebugLocation(353, 18);
PushFollow(Follow._expr_in_stmt_while1407);
a=expr();
PopFollow();
DebugLocation(353, 25);
PushFollow(Follow._stmt_block_in_stmt_while1411);
b=stmt_block();
PopFollow();
Match(input, TokenTypes.Up, null);
DebugLocation(354, 2);
value = new StmtWhile(a, b);
}
break;
case 2:
DebugEnterAlt(2);
// SugarWalker.g:357:4: ^( Stmt_Until a= expr b= stmt_block )
{
DebugLocation(357, 4);
DebugLocation(357, 6);
Match(input,Stmt_Until,Follow._Stmt_Until_in_stmt_while1421);
Match(input, TokenTypes.Down, null);
DebugLocation(357, 18);
PushFollow(Follow._expr_in_stmt_while1425);
a=expr();
PopFollow();
DebugLocation(357, 25);
PushFollow(Follow._stmt_block_in_stmt_while1429);
b=stmt_block();
PopFollow();
Match(input, TokenTypes.Up, null);
DebugLocation(358, 2);
value = new StmtWhile(new ExprPrefix("!", new ExprBracket(a)), b);
}
break;
case 3:
DebugEnterAlt(3);
// SugarWalker.g:361:4: ^( Stmt_Loop (a= expr )? b= stmt_block )
{
DebugLocation(361, 4);
DebugLocation(361, 6);
Match(input,Stmt_Loop,Follow._Stmt_Loop_in_stmt_while1439);
Match(input, TokenTypes.Down, null);
DebugLocation(361, 16);
// SugarWalker.g:361:16: (a= expr )?
int alt47=2;
try { DebugEnterSubRule(47);
try { DebugEnterDecision(47, false);
int LA47_0 = input.LA(1);
if (((LA47_0>=Expr_Access && LA47_0<=Expr_Tuple)||LA47_0==IDENT||LA47_0==Match_Tuple||LA47_0==NUMBER||LA47_0==STRING||LA47_0==75||LA47_0==78||LA47_0==82||LA47_0==85||LA47_0==89||LA47_0==95||LA47_0==98||LA47_0==102||LA47_0==104||LA47_0==110||LA47_0==113||LA47_0==117||LA47_0==150||LA47_0==DOUBLE))
{
alt47 = 1;
}
} finally { DebugExitDecision(47); }
switch (alt47)
{
case 1:
DebugEnterAlt(1);
// SugarWalker.g:361:17: a= expr
{
DebugLocation(361, 18);
PushFollow(Follow._expr_in_stmt_while1444);
a=expr();
PopFollow();
}
break;
}
} finally { DebugExitSubRule(47); }
DebugLocation(361, 27);
PushFollow(Follow._stmt_block_in_stmt_while1450);
b=stmt_block();
PopFollow();
Match(input, TokenTypes.Up, null);
DebugLocation(362, 2);
if (a == null)
{
value = new StmtWhile(new ExprConst("true", ConstType.Ident), b);
}
else
{
/*Expr iter = new ExprConst("_t_loop_iterator", ConstType.Ident);
Expr start = new ExprAlloc("auto", "_t_loop_iterator", a, true);
Expr condition = new ExprBin("!=", iter, new ExprConst("0", ConstType.Number));
Expr next = new ExprPrefix("--", iter);
value = new StmtFor(start, condition, next, b);*/
throw new Exception("Not Implement!");
}
}
break;
}
}
catch (RecognitionException re)
{
ReportError(re);
Recover(input,re);
}
finally
{
TraceOut("stmt_while", 27);
LeaveRule("stmt_while", 27);
LeaveRule_stmt_while();
}
DebugLocation(377, 1);
} finally { DebugExitRule(GrammarFileName, "stmt_while"); }
return value;
}
public abstract Template Visit(StmtWhile stmt_while);
public abstract Template Visit(StmtWhile stmt_while);
private Stmt stmt_while()
{
EnterRule_stmt_while();
EnterRule("stmt_while", 36);
TraceIn("stmt_while", 36);
Stmt value = default(Stmt);
Expr a = default(Expr);
StmtBlock b = default(StmtBlock);
try { DebugEnterRule(GrammarFileName, "stmt_while");
DebugLocation(482, 1);
try
{
// SugarWalker.g:483:2: ( ^( Stmt_While a= expr b= stmt_block ) | ^( Stmt_Until a= expr b= stmt_block ) | ^( Stmt_Loop (a= expr )? b= stmt_block ) )
int alt60=3;
try { DebugEnterDecision(60, false);
switch (input.LA(1))
{
case Stmt_While:
{
alt60 = 1;
}
break;
case Stmt_Until:
{
alt60 = 2;
}
break;
case Stmt_Loop:
{
alt60 = 3;
}
break;
default:
{
NoViableAltException nvae = new NoViableAltException("", 60, 0, input);
DebugRecognitionException(nvae);
throw nvae;
}
}
} finally { DebugExitDecision(60); }
switch (alt60)
{
case 1:
DebugEnterAlt(1);
// SugarWalker.g:483:4: ^( Stmt_While a= expr b= stmt_block )
{
DebugLocation(483, 4);
DebugLocation(483, 6);
Match(input,Stmt_While,Follow._Stmt_While_in_stmt_while1835);
Match(input, TokenTypes.Down, null);
DebugLocation(483, 18);
PushFollow(Follow._expr_in_stmt_while1839);
a=expr();
PopFollow();
DebugLocation(483, 25);
PushFollow(Follow._stmt_block_in_stmt_while1843);
b=stmt_block();
PopFollow();
Match(input, TokenTypes.Up, null);
DebugLocation(484, 2);
value = new StmtWhile(a, b);
}
break;
case 2:
DebugEnterAlt(2);
// SugarWalker.g:487:4: ^( Stmt_Until a= expr b= stmt_block )
{
DebugLocation(487, 4);
DebugLocation(487, 6);
Match(input,Stmt_Until,Follow._Stmt_Until_in_stmt_while1853);
Match(input, TokenTypes.Down, null);
DebugLocation(487, 18);
PushFollow(Follow._expr_in_stmt_while1857);
a=expr();
PopFollow();
DebugLocation(487, 25);
PushFollow(Follow._stmt_block_in_stmt_while1861);
b=stmt_block();
PopFollow();
Match(input, TokenTypes.Up, null);
DebugLocation(488, 2);
value = new StmtWhile(new ExprPrefix("!", new ExprBracket(a)), b);
}
break;
case 3:
DebugEnterAlt(3);
// SugarWalker.g:491:4: ^( Stmt_Loop (a= expr )? b= stmt_block )
{
DebugLocation(491, 4);
DebugLocation(491, 6);
Match(input,Stmt_Loop,Follow._Stmt_Loop_in_stmt_while1871);
Match(input, TokenTypes.Down, null);
DebugLocation(491, 16);
// SugarWalker.g:491:16: (a= expr )?
int alt59=2;
try { DebugEnterSubRule(59);
try { DebugEnterDecision(59, false);
int LA59_0 = input.LA(1);
if (((LA59_0>=Expr_Access && LA59_0<=Expr_Alloc_Equal)||(LA59_0>=Expr_Bin && LA59_0<=Expr_Where)||LA59_0==IDENT||LA59_0==Match_Expr||LA59_0==Match_Tuple||LA59_0==NUMBER||LA59_0==STRING||LA59_0==89||LA59_0==92||LA59_0==96||LA59_0==99||LA59_0==104||LA59_0==110||LA59_0==113||LA59_0==118||LA59_0==121||LA59_0==128||LA59_0==131||LA59_0==135||LA59_0==183||LA59_0==DOUBLE))
{
alt59 = 1;
}
} finally { DebugExitDecision(59); }
switch (alt59)
{
case 1:
DebugEnterAlt(1);
// SugarWalker.g:491:17: a= expr
{
DebugLocation(491, 18);
PushFollow(Follow._expr_in_stmt_while1876);
a=expr();
PopFollow();
}
break;
}
} finally { DebugExitSubRule(59); }
DebugLocation(491, 27);
PushFollow(Follow._stmt_block_in_stmt_while1882);
b=stmt_block();
PopFollow();
Match(input, TokenTypes.Up, null);
DebugLocation(492, 2);
if (a == null)
{
value = new StmtWhile(new ExprConst("true", ConstType.Ident), b);
}
else
{
/*Expr iter = new ExprConst("_t_loop_iterator", ConstType.Ident);
Expr start = new ExprAlloc(new AutoType(), "_t_loop_iterator", a, true);
Expr condition = new ExprBin("!=", iter, new ExprConst("0", ConstType.Number));
Expr next = new ExprPrefix("--", iter);
value = new StmtFor(start, condition, next, b);*/
throw new Exception("Not Implement!");
}
}
break;
}
}
catch (RecognitionException re)
{
ReportError(re);
Recover(input,re);
}
finally
{
TraceOut("stmt_while", 36);
LeaveRule("stmt_while", 36);
LeaveRule_stmt_while();
}
DebugLocation(507, 1);
} finally { DebugExitRule(GrammarFileName, "stmt_while"); }
return value;
}