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More alias-this tests and move some of the other-alias tests to undocumented unittests

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Per Nordlöw 2017-01-25 19:20:00 +01:00
parent e685232e3b
commit 956ef765c6
1 changed files with 28 additions and 0 deletions
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28
std/traits.d
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@ -5290,7 +5290,10 @@ enum bool isBoolean(T) = is(BooleanTypeOf!T) && !isAggregateType!T;
enum EB : bool { a = true }
static assert( isBoolean!EB);
static assert(!isBoolean!(SubTypeOf!bool));
}
@safe unittest
{
static struct S(T)
{
T t;
@ -5415,7 +5418,10 @@ enum bool isScalarType(T) = is(T : real) && !isAggregateType!T;
static assert( isScalarType!(const(dchar)));
static assert( isScalarType!(const(double)));
static assert( isScalarType!(const(real)));
}
@safe unittest
{
static struct S(T)
{
T t;
@ -5464,6 +5470,13 @@ enum bool isUnsigned(T) = __traits(isUnsigned, T) && !(is(Unqual!T == char) ||
static assert(!isUnsigned!(SubTypeOf!(Q!T)));
}
}
static struct S(T)
{
T t;
alias t this;
}
static assert(!isUnsigned!(S!uint));
}
/**
@ -5487,6 +5500,13 @@ enum bool isSigned(T) = __traits(isArithmetic, T) && !__traits(isUnsigned, T);
static assert(!isSigned!(SubTypeOf!(Q!T)));
}
}
static struct S(T)
{
T t;
alias t this;
}
static assert(!isSigned!(S!uint));
}
/**
@ -5529,6 +5549,14 @@ enum bool isSomeChar(T) = is(CharTypeOf!T) && !isAggregateType!T;
static assert(!isSomeChar!( SubTypeOf!(Q!T) ));
}
}
// alias-this types are not allowed
static struct S(T)
{
T t;
alias t this;
}
static assert(!isSomeChar!(S!char));
}
/**