Type parseType() {
const auto next = stream_.peek();
if (next == '{') {
// Struct type.
return parseStructType();
} else if (next == '<') {
// Vector type.
return parseVectorType();
} else if (next == '[') {
// Array type.
return parseArrayType();
} else if (next >= 'a' && next <= 'z') {
// Named type.
return parseNamedType();
} else {
throw std::runtime_error("Invalid type string.");
}
}
/*
<type> ::= <CV-qualifiers> <type>
::= P <type>
::= R <type>
::= <builtin-type>
::= <function-type>
::= <name> # class-enum-type
::= <array-type>
::= <pointer-to-member-type>
::= <template-param>
::= <template-template-param> <template-args>
::= <substitution>
*/
static int parseType(LargeStaticString &src, LargeStaticString &dest, demangle_t &data)
{
START("Type");
// CV-qualifiers?
if (src[0] == 'r' || src[0] == 'V' || src[0] == 'K')
{
LargeStaticString tmp;
if (parseCvQualifiers(src, tmp, data) == FAIL)
END_FAIL("Type");
if (parseType(src, tmp, data) == FAIL)
END_FAIL("Type");
dest += tmp;
addSubstitution(tmp, data);
END_SUCCESS("Type");
}
// Pointer?
else if (src[0] == 'P')
{
src.stripFirst(1);
LargeStaticString tmp;
if (parseType(src, tmp, data) == FAIL)
END_FAIL("Type");
dest += tmp;
tmp += "*";
dest += "*";
addSubstitution(tmp, data);
END_SUCCESS("Type");
}
// Reference?
else if (src[0] == 'R')
{
src.stripFirst(1);
LargeStaticString tmp;
if (parseType(src, tmp, data) == FAIL)
END_FAIL("Type");
dest += tmp;
tmp += "&";
dest += "&";
addSubstitution(tmp, data);
END_SUCCESS("Type");
}
// Function-type?
else if (src[0] == 'F')
{
if (parseFunctionType(src, dest, data) == FAIL)
END_FAIL("Type");
END_SUCCESS("Type");
}
// Array type?
else if (src[0] == 'A')
{
if (parseArrayType(src, dest, data) == FAIL)
END_FAIL("Type");
END_SUCCESS("Type");
}
// Pointer-to-member type?
else if (src[0] == 'M')
{
if (parsePointerToMemberType(src, dest, data) == FAIL)
END_FAIL("Type");
END_SUCCESS("Type");
}
// Template parameter type?
else if (src[0] == 'T')
{
// Try the template-template-type first, if it fails fall back.
LargeStaticString origsrc = src;
LargeStaticString origdest = dest;
if (parseTemplateTemplateParam(src, dest, data) == SUCCESS &&
parseTemplateArgs(src, dest, data) == SUCCESS)
END_SUCCESS("Type");
src = origsrc;
dest = origdest;
if (parseTemplateParam(src, dest, data) == FAIL)
END_FAIL("Type");
END_SUCCESS("Type");
}
else
{
// OK then, try a builtin-type.
LargeStaticString origsrc = src;
LargeStaticString origdest = dest;
if (parseBuiltinType(src, dest, data) == SUCCESS)
END_SUCCESS("Type");
src = origsrc;
dest = origdest;
LargeStaticString tmp;
if (parseName(src, tmp, data) == SUCCESS)
{
dest += tmp;
addSubstitution(tmp, data);
END_SUCCESS("Type");
}
if (src[0] == 'S')
{
src = origsrc;
dest = origdest;
if (parseSubstitution(src, dest, data) == FAIL)
END_FAIL("Type");
END_SUCCESS("Type");
}
END_FAIL("Type");
}
}
