private static IValue ResolveCall(ICompilableFunction function, IScope callScope, TypeAnnotation returnType, CompilationContext compilationContext)
{
if (compilationContext.ContainsFunction(function.Definition))
{
return(compilationContext.LogError(11, $"Multiple references to {function} in same call stack - Recursion is disallowed"));
}
compilationContext.PushFunction(function.Definition);
try
{
var result = function.Compile(callScope, compilationContext);
var resultConstraint = returnType?.ResolveConstraint(callScope, compilationContext) ?? AnyConstraint.Instance;
return(!resultConstraint.MatchesConstraint(result, compilationContext)
? compilationContext.LogError(8, $"Result '{result}' for function '{function.Definition}' does not match '{returnType}' constraint")
: result);
}
finally
{
compilationContext.PopFunction();
}
}
public Port(string identifier, TypeAnnotation type)
{
_identifier = new Identifier(identifier);
_type = type;
}
public static IValue ApplyArguments(this ICompilableFunction function, IValue[] arguments, Port[] inputs, TypeAnnotation returnType, object body, IScope callScope, CompilationContext compilationContext) =>
!(arguments.Length > 0) || arguments.ValidateArguments(inputs, callScope, compilationContext)
? arguments.Length > 0
? new AppliedFunction(arguments, function, callScope, body).ResolveNullaryFunction(compilationContext)
: ResolveCall(function, callScope, returnType, compilationContext)
: CompilationErr.Instance;