test_enum_symbol_def.dao

#{
EnumEntry ::= Identifier [ = ConstExpr ]

Enum1 ::= 'enum' Identifier '{' EnumEntry { ',' EnumEntry } '}'
Enum2 ::= 'enum' Identifier '{' EnumEntry { ';' EnumEntry } '}'

Enum ::= Enum1 | Enum2

EnumType1 ::= 'enum' '<' EnumEntry { ',' EnumEntry } '>'
EnumType2 ::= 'enum' '<' EnumEntry { ';' EnumEntry } '>'

EnumType ::= EnumType1 | EnumType2
#}




@[test()]
enum
{
}
@[test()]
@[test()]
{{ERROR}} .* {{At line}} .* {{Invalid enum definition}}
@[test()]



enum Bool
{
	False,
	True
}


@[test()]
io.writeln( Bool::False )
io.writeln( Bool.True )
@[test()]
@[test()]
$False(0)
$True(1)
@[test()]


@[test()]
switch( Bool.False ){
case Bool::False : io.writeln( "Bool::False" )
case Bool::True  : io.writeln( "Bool::True" )
}
@[test()]
@[test()]
Bool::False
@[test()]



@[test()]
switch( (Bool) $True ){
case Bool::False : io.writeln( "Bool::False" )
case Bool::True  : io.writeln( "Bool::True" )
}
@[test()]
@[test()]
Bool::True
@[test()]



@[test()]
bl : Bool = $True
io.writeln( bl )
@[test()]
@[test()]
$True(1)
@[test()]



@[test()]
a = True;
@[test()]
@[test()]
{{ERROR}} .* {{At line}} .* {{Symbol not defined}}
@[test()]



@[test()]
flag = Bool.False + Bool.True
@[test()]
@[test()]
{{not combinable enum}}
@[test()]




@[test()]
const False : int = Bool::False
const True  : int = Bool::True
io.writeln( False, True )
@[test()]
@[test()]
0 1
@[test()]



@[test()]
enum EC
{
    AA; 
    BB = 3;
    CC  
}
io.writeln( EC::AA )
io.writeln( EC::BB )
io.writeln( EC::CC )
@[test()]
@[test()]
$AA(1)
$AA$BB(3)
$CC(6)
@[test()]



@[test()]
enum Test
{
	ABC = 'abc'
}
@[test()]
@[test()]
{{ERROR}} .* {{At line}} .* {{Invalid enum definition}}
@[test()]



@[test()]
enum Test
{
	A = 1
	B = 1 
}
@[test()]
@[test()]
{{ERROR}} .* {{At line}} .* {{Invalid enum definition}}
@[test()]



@[test()]
enum Test
{
	A = 1,
	A = 1 
}
@[test()]
@[test()]
{{ERROR}} .* {{At line}} .* {{Symbol was defined}}
@[test()]



@[test()]
enum Test
{
	A = 1,
	B = 2 - 1
}
@[test()]
@[test()]
{{ERROR}} .* {{At line}} .* {{Value was used}}
@[test()]