//------------------------------------------------------------
//! Read a symbol's value as a string. Value will be formatted according to designated format.
VIREO_EXPORT EggShellResult EggShell_ReadValueString(TypeManagerRef tm, const TypeRef typeRef, void* pData, const char* format, UInt8** valueString)
{
TypeManagerScope scope(tm);
if (typeRef == nullptr || !typeRef->IsValid())
return kEggShellResult_InvalidTypeRef;
static StringRef returnBuffer = nullptr;
if (returnBuffer == nullptr) {
// Allocate a string the first time it is used.
// After that it will be resized as needed.
STACK_VAR(String, tempReturn);
returnBuffer = tempReturn.DetachValue();
} else {
returnBuffer->Resize1D(0);
}
if (returnBuffer) {
SubString formatss(format);
TDViaFormatter formatter(returnBuffer, true, 0, &formatss, kJSONEncodingEggShell);
formatter.FormatData(typeRef, pData);
// Add an explicit null terminator so it looks like a C string.
returnBuffer->Append((Utf8Char)'\0');
*valueString = returnBuffer->Begin();
return kEggShellResult_Success;
}
return kEggShellResult_UnableToCreateReturnBuffer;
}
//------------------------------------------------------------
VIREO_EXPORT StringRef TypeRef_ElementName(TypeManagerRef tm, TypeRef typeRef)
{
TypeManagerScope scope(tm);
SubString name = typeRef->ElementName();
static StringRef returnBuffer = nullptr;
if (returnBuffer == nullptr) {
// Allocate a string the first time it is used.
// After that it will be resized as needed.
STACK_VAR(String, tempReturn);
returnBuffer = tempReturn.DetachValue();
} else {
returnBuffer->Resize1D(name.Length());
}
if (returnBuffer) {
returnBuffer->CopyFromSubString(&name);
return returnBuffer;
}
return nullptr;
}
