private int GetPrecedenceLevel(Operator op)
{
Attribute[] attrs = Attribute.GetCustomAttributes(op.GetType().GetField(op.ToString()));
if (attrs.Length != 1 || !(attrs[0] is OpAttr))
{
throw new InternalCompilerException(
string.Format(
"Operator '{0}' did not specify attributes",
op
)
);
}
OpAttr attribute = attrs[0] as OpAttr;
return(attribute.Precedence);
}
private Associativity GetOperatorAssociativity(Operator op)
{
Attribute[] attrs = Attribute.GetCustomAttributes(op.GetType().GetField(op.ToString()));
if (attrs.Length != 1 || !(attrs[0] is OpAttr))
{
throw new InternalCompilerException(
string.Format(
"Operator '{0}' did not specify attributes",
op
)
);
}
OpAttr attribute = attrs[0] as OpAttr;
return(attribute.Associativity);
}