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/*
*/
#include "types.hpp"
#include "ast/ast.hpp"
const char* coretype_name(const eCoreType ct ) {
switch(ct)
{
case CORETYPE_INVAL:return "-";
case CORETYPE_ANY: return "_";
case CORETYPE_CHAR: return "char";
case CORETYPE_UINT: return "usize";
case CORETYPE_INT: return "isize";
case CORETYPE_U8: return "u8";
case CORETYPE_I8: return "i8";
case CORETYPE_U16: return "u16";
case CORETYPE_I16: return "i16";
case CORETYPE_U32: return "u32";
case CORETYPE_I32: return "i32";
case CORETYPE_U64: return "u64";
case CORETYPE_I64: return "i64";
case CORETYPE_F32: return "f32";
case CORETYPE_F64: return "f64";
}
DEBUG("Unknown core type?! " << ct);
return "NFI";
}
void TypeRef::merge_with(const TypeRef& other)
{
// Ignore if other is wildcard
if( other.m_class == TypeRef::ANY )
return;
if( m_class == TypeRef::ANY ) {
*this = other;
return;
}
if( m_class != other.m_class )
throw ::std::runtime_error("TypeRef::merge_with - Types not compatible");
if( is_concrete() && other.is_concrete() )
{
if( *this != other )
throw ::std::runtime_error("TypeRef::merge_with - Types not compatible");
return;
}
switch(m_class)
{
case TypeRef::ANY:
case TypeRef::UNIT:
case TypeRef::PRIMITIVE:
throw ::std::runtime_error("TypeRef::merge_with - Reached concrete/wildcard");
case TypeRef::TUPLE:
// Other is known not to be wildcard, and is also a tuple, so it must be the same size
if( m_inner_types.size() != other.m_inner_types.size() )
throw ::std::runtime_error("TypeRef::merge_with - Types not compatible [tuple sz]");
for(unsigned int i = 0; i < m_inner_types.size(); i ++)
{
m_inner_types[i].merge_with( other.m_inner_types[i] );
}
break;
case TypeRef::REFERENCE:
case TypeRef::POINTER:
if( m_is_inner_mutable != other.m_is_inner_mutable )
throw ::std::runtime_error("TypeRef::merge_with - Types not compatible [inner mut]");
assert( m_inner_types.size() == 1 );
assert( other.m_inner_types.size() == 1 );
m_inner_types[0].merge_with( other.m_inner_types[0] );
break;
case TypeRef::ARRAY:
throw ::std::runtime_error("TODO: TypeRef::merge_with on ARRAY");
case TypeRef::GENERIC:
throw ::std::runtime_error("TODO: TypeRef::merge_with on GENERIC");
case TypeRef::PATH:
throw ::std::runtime_error("TODO: TypeRef::merge_with on PATH");
case TypeRef::ASSOCIATED:
throw ::std::runtime_error("TODO: TypeRef::merge_with on ASSOCIATED");
}
}
bool TypeRef::is_concrete() const
{
switch(m_class)
{
case TypeRef::ANY:
return false;
case TypeRef::UNIT:
case TypeRef::PRIMITIVE:
return true;
case TypeRef::TUPLE:
case TypeRef::REFERENCE:
case TypeRef::POINTER:
case TypeRef::ARRAY:
for(const auto& t : m_inner_types )
if( not t.is_concrete() )
return false;
return true;
case TypeRef::GENERIC:
// Well, I guess a generic param is "concrete"
return true;
case TypeRef::PATH:
for(const auto& n : m_path.nodes())
{
for(const auto& p : n.args())
if( not p.is_concrete() )
return false;
}
return true;
case TypeRef::ASSOCIATED:
for(const auto& t : m_inner_types )
if( not t.is_concrete() )
return false;
for(const auto& n : m_path.nodes())
{
for(const auto& p : n.args())
if( not p.is_concrete() )
return false;
}
return true;
}
throw ::std::runtime_error( FMT("BUGCHECK - Invalid type class on " << *this) );
}
bool TypeRef::operator==(const TypeRef& x) const
{
if(m_class != x.m_class)
return false;
switch(m_class)
{
case TypeRef::ANY:
case TypeRef::UNIT:
return true;
case TypeRef::PRIMITIVE:
return m_core_type == x.m_core_type;
case TypeRef::TUPLE:
return m_inner_types == x.m_inner_types;
case TypeRef::REFERENCE:
case TypeRef::POINTER:
return m_is_inner_mutable == x.m_is_inner_mutable && m_inner_types == x.m_inner_types;
case TypeRef::ARRAY:
if(m_inner_types[0] != x.m_inner_types[0])
return false;
if(m_size_expr.get())
{
throw ::std::runtime_error("TODO: Sized array comparisons");
}
return true;
case TypeRef::GENERIC:
DEBUG(*this << " == " << x);
throw ::std::runtime_error("BUGCHECK - Can't compare generic type");
case TypeRef::PATH:
return m_path == x.m_path;
case TypeRef::ASSOCIATED:
return m_path == x.m_path && m_inner_types == x.m_inner_types;
}
throw ::std::runtime_error(FMT("BUGCHECK - Unhandled TypeRef class '" << m_class << "'"));
}
::std::ostream& operator<<(::std::ostream& os, const eCoreType ct) {
return os << coretype_name(ct);
}
::std::ostream& operator<<(::std::ostream& os, const TypeRef& tr) {
os << "TypeRef(";
switch(tr.m_class)
{
case TypeRef::ANY:
//os << "TagAny";
os << "_";
break;
case TypeRef::UNIT:
//os << "TagUnit";
os << "()";
break;
case TypeRef::PRIMITIVE:
//os << "TagPrimitive, " << tr.m_core_type;
os << tr.m_core_type;
break;
case TypeRef::TUPLE:
//os << "TagTuple, {" << tr.m_inner_types << "}";
os << "(" << tr.m_inner_types << ",)";
break;
case TypeRef::REFERENCE:
//os << "TagReference, " << (tr.m_is_inner_mutable ? "mut" : "const") << ", " << tr.m_inner_types[0];
os << "&" << (tr.m_is_inner_mutable ? "mut " : "") << tr.m_inner_types[0];
break;
case TypeRef::POINTER:
//os << "TagPointer, " << (tr.m_is_inner_mutable ? "mut" : "const") << ", " << tr.m_inner_types[0];
os << "*" << (tr.m_is_inner_mutable ? "mut" : "const") << " " << tr.m_inner_types[0];
break;
case TypeRef::ARRAY:
os << "TagSizedArray, " << tr.m_inner_types[0] << ", " << tr.m_size_expr;
break;
case TypeRef::GENERIC:
os << "TagArg, " << tr.m_path[0].name();
break;
case TypeRef::PATH:
//os << "TagPath, " << tr.m_path;
os << tr.m_path;
break;
case TypeRef::ASSOCIATED:
//os << "TagAssoc, <" << tr.m_inner_types[0] << " as " << tr.m_inner_types[1] << ">::" << tr.m_path[0].name();
os << "<" << tr.m_inner_types[0] << " as " << tr.m_inner_types[1] << ">::" << tr.m_path[0].name();
break;
}
os << ")";
return os;
}
void operator% (::Serialiser& s, eCoreType ct) {
s << coretype_name(ct);
}
void operator% (::Deserialiser& d, eCoreType& ct) {
::std::string n;
d.item(n);
/* */if(n == "-") ct = CORETYPE_INVAL;
else if(n == "_") ct = CORETYPE_ANY;
else if(n == "char") ct = CORETYPE_CHAR;
else if(n == "usize") ct = CORETYPE_UINT;
else if(n == "isize") ct = CORETYPE_INT;
else if(n == "u8") ct = CORETYPE_U8;
else if(n == "i8") ct = CORETYPE_I8;
else if(n == "u16") ct = CORETYPE_U16;
else if(n == "i16") ct = CORETYPE_I16;
else if(n == "u32") ct = CORETYPE_U32;
else if(n == "i32") ct = CORETYPE_I32;
else if(n == "u64") ct = CORETYPE_U64;
else if(n == "i64") ct = CORETYPE_I64;
else if(n == "f32") ct = CORETYPE_F32;
else if(n == "f64") ct = CORETYPE_F64;
else
throw ::std::runtime_error("Deserialise failure - coretype " + n);
}
const char* TypeRef::class_name(TypeRef::Class c) {
switch(c)
{
#define _(x) case TypeRef::x: return #x;
_(ANY)
_(UNIT)
_(PRIMITIVE)
_(TUPLE)
_(REFERENCE)
_(POINTER)
_(ARRAY)
_(GENERIC)
_(PATH)
_(ASSOCIATED)
#undef _
}
return "NFI";
}
void operator>>(::Deserialiser& d, TypeRef::Class& c) {
::std::string n;
d.item(n);
#define _(x) if(n == #x) c = TypeRef::x;
/**/ _(ANY)
else _(UNIT)
else _(PRIMITIVE)
else _(TUPLE)
else _(REFERENCE)
else _(POINTER)
else _(ARRAY)
else _(GENERIC)
else _(PATH)
else _(ASSOCIATED)
else
throw ::std::runtime_error("Deserialise failure - " + n);
#undef _
}
SERIALISE_TYPE(TypeRef::, "TypeRef", {
s << class_name(m_class);
if(m_class == PRIMITIVE)
s << coretype_name(m_core_type);
s << m_inner_types;
if(m_class == REFERENCE || m_class == POINTER)
s << m_is_inner_mutable;
s << m_size_expr;
s << m_path;
},{
s >> m_class;
if(m_class == PRIMITIVE)
s % m_core_type;
s.item( m_inner_types );
if(m_class == REFERENCE || m_class == POINTER)
s.item( m_is_inner_mutable );
bool size_expr_present;
s.item(size_expr_present);
if( size_expr_present )
m_size_expr = AST::ExprNode::from_deserialiser(s);
else
m_size_expr.reset();
s.item( m_path );
})
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