/// <summary>
/// Reads a single function type from the given reader.
/// </summary>
/// <returns>The function type.</returns>
public static FunctionType ReadFrom(BinaryWasmReader reader)
{
WasmType form = (WasmType)reader.ReadWasmType();
if (form != WasmType.Func)
{
throw new WasmException("Invalid 'form' value ('" + form + "') for function type.");
}
uint paramCount = reader.ReadVarUInt32();
var paramTypes = new List <WasmValueType>((int)paramCount);
for (uint i = 0; i < paramCount; i++)
{
paramTypes.Add(reader.ReadWasmValueType());
}
uint retCount = reader.ReadVarUInt32();
var retTypes = new List <WasmValueType>((int)retCount);
for (uint i = 0; i < retCount; i++)
{
retTypes.Add(reader.ReadWasmValueType());
}
return(new FunctionType(paramTypes, retTypes));
}
/// <summary>
/// Reads a single table description from the given reader.
/// </summary>
/// <returns>The table description.</returns>
public static TableType ReadFrom(BinaryWasmReader reader)
{
var elemType = (WasmType)reader.ReadWasmType();
var limits = reader.ReadResizableLimits();
return(new TableType(elemType, limits));
}
/// <summary>
/// Reads the immediates (not the opcode) of a WebAssembly instruction
/// for this operator from the given reader and returns the result as an
/// instruction.
/// </summary>
/// <param name="Reader">The WebAssembly file reader to read immediates from.</param>
/// <returns>A WebAssembly instruction.</returns>
public override Instruction ReadImmediates(BinaryWasmReader Reader)
{
var type = Reader.ReadWasmType();
return(ReadBlockContents(type, Reader));
}