public static DekiScriptMap ValidateToMap(DekiScriptParameter[] parameters, DekiScriptList args) {
DekiScriptMap result = new DekiScriptMap();
// check passed in arguments
int i = 0;
var count = Math.Min(args.Value.Count, parameters.Length);
for(; i < count; ++i) {
var value = args[i];
if(value.IsNil) {
if((parameters[i].ScriptType != DekiScriptType.ANY) && !parameters[i].Optional) {
throw new ArgumentException(string.Format("missing value for parameter '{0}' (index {1})", parameters[i].Name, i));
}
// set default value for this parameter
result.Add(parameters[i].Name, parameters[i].Default);
} else {
result.Add(parameters[i].Name, parameters[i].Convert(value));
}
}
// check that missing arguments are optional
for(; i < parameters.Length; ++i) {
if((parameters[i].ScriptType != DekiScriptType.ANY) && !parameters[i].Optional) {
throw new ArgumentException(string.Format("missing value for parameter '{0}' (index {1})", parameters[i].Name, i));
}
result.Add(parameters[i].Name, parameters[i].Default);
}
return result;
}
//--- Constructors ---
public DekiScriptScriptFunctionInvocationTarget(DreamAccess access, DekiScriptParameter[] parameters, DekiScriptExpression expr, DekiScriptEnv env, DekiScriptType returnType) {
if(parameters == null) {
throw new ArgumentNullException("parameters");
}
if(expr == null) {
throw new ArgumentNullException("expr");
}
this.Access = access;
this.Parameters = parameters;
this.Expression = expr;
_env = env;
_returnType = returnType;
}
//--- Constructors ---
public DekiScriptInvalidParameterCastException(Location location, DekiScriptParameter parameter, DekiScriptType sourceType) : base(location, MakeMessage(parameter, sourceType)) {
this.Parameter = parameter;
this.SourceType = sourceType;
}
//--- Class Methods ---
protected static string MakeMessage(DekiScriptParameter parameter, DekiScriptType sourceType) {
return string.Format("parameter '{2}' could not convert from '{0}' to '{1}'", sourceType.ToString().ToLowerInvariant(), parameter.ScriptType.ToString().ToLowerInvariant(), parameter.Name);
}
//--- Constructors ---
public DekiScriptInvalidParameterCastException(Location location, DekiScriptParameter parameter, DekiScriptType sourceType) : base(location, MakeMessage(parameter, sourceType))
{
this.Parameter = parameter;
this.SourceType = sourceType;
}
//--- Class Methods ---
protected static string MakeMessage(DekiScriptParameter parameter, DekiScriptType sourceType)
{
return(string.Format("parameter '{2}' could not convert from '{0}' to '{1}'", sourceType.ToString().ToLowerInvariant(), parameter.ScriptType.ToString().ToLowerInvariant(), parameter.Name));
}
public static DekiScriptList ValidateToList(DekiScriptParameter[] parameters, DekiScriptMap args) {
DekiScriptList result = new DekiScriptList();
// check passed in arguments
for(int i = 0; i < parameters.Length; ++i) {
var value = args[parameters[i].Name];
if(value.IsNil) {
if((parameters[i].ScriptType != DekiScriptType.ANY) && !parameters[i].Optional) {
throw new ArgumentException(string.Format("missing value for parameter '{0}' (index {1})", parameters[i].Name, i));
}
// set default value for this parameter
result.Add(parameters[i].Default);
} else {
result.Add(parameters[i].Convert(value));
}
}
return result;
}
