/// <inheritdoc/>
public bool TryCompile(IReadOnlyList <MathExpression> arguments, ICompilationContext <object?> context, ITypeHintHandler typeHintHandler, [MaybeNullWhen(false)] out Expression expr)
{
if (arguments.Count != 1)
{
expr = null;
return(false);
}
var argExpr = context.Transform(arguments.First());
if (argExpr.Type == typeof(float) || argExpr.Type == typeof(double))
{ // if this is a floating point
var method = Helpers.GetMethod <Action <double> >(d => Math.Log(d)) !;
expr = Expression.Call(method, CompilerHelpers.ConvertToType(argExpr, typeof(double)));
return(true);
}
else if (CompilerHelpers.IsFloating(argExpr.Type) || CompilerHelpers.IsIntegral(argExpr.Type))
{ // if this is a built-in integer or decimal
var method = Helpers.GetMethod <Action <decimal> >(d => DecimalMath.Ln(d)) !;
expr = Expression.Call(method, CompilerHelpers.ConvertToType(argExpr, typeof(decimal)));
return(true);
}
expr = null;
return(false);
}
public bool TryCompile(IReadOnlyList <MathExpression> arguments, ICompilationContext <object?> context, ITypeHintHandler hinting, out Expression expr)
{
var arg = arguments.First();
var concatMethod = Helpers.GetMethod <Action <string> >(a => string.Concat(a, a)) !;
expr = Expression.Call(typeof(Convert), nameof(Convert.ToString), null, context.Transform(arg));
expr = Expression.Call(concatMethod, Expression.Constant("hello "), expr);
return(true);
}
