/// <summary>
/// Renders a single ConversionExpression to VHDL
/// </summary>
/// <returns>The VHDL equivalent of the expression.</returns>
/// <param name="e">The expression to render</param>
private string RenderExpression(SME.VHDL.CustomNodes.ConversionExpression e)
{
string innerexp;
if (e.Expression is PrimitiveExpression)
{
innerexp = VHDLTypeConversion.GetPrimitiveLiteral(e.Expression, Parent.TypeLookup[e]);
}
else
{
innerexp = RenderExpression(e.Expression);
}
return(string.Format(e.WrappingTemplate, innerexp));
}
/// <summary>
/// Renders a single PrimitiveExpression to VHDL
/// </summary>
/// <returns>The VHDL equivalent of the expression.</returns>
/// <param name="e">The expression to render</param>
private string RenderExpression(AST.PrimitiveExpression e)
{
var tvhdl = Parent.VHDLType(e);
if (tvhdl == VHDLTypes.BOOL)
{
return(((bool)e.Value) ? "true" : "false");
}
else if (tvhdl == VHDLTypes.SYSTEM_BOOL)
{
return(((bool)e.Value) ? "'1'" : "'0'");
}
else if (e.SourceResultType.Resolve().IsEnum)
{
return(Naming.ToValidName(e.SourceResultType.FullName + "_" + e.Value.ToString()));
}
else
{
return(VHDLTypeConversion.GetPrimitiveLiteral(e, tvhdl));
}
}