public static eeObject newFunctionObject(
string fnName,
Dictionary <string, eeObject> defaultArgs,
EelooParser.LinesContext codeblock
)
{
// Create function obj
eeFunction newFnObject = new eeFunction(fnName, codeblock, defaultArgs);
// Create eeObject
return(new eeObject(newFnObject)
{
type = eeObjectType.FUNCTION,
});
}
public eeFunction(
string name,
EelooParser.LinesContext codeblock,
Dictionary <string, eeObject> defaultArgs
)
{
this.name = name;
this.codeblock = codeblock;
this.scope = new Scope(null, codeblock);
// Assign each argument to a variable in the scope
foreach (var arg in defaultArgs)
{
scope.assignVar(
arg.Key, // argument name
arg.Value
);
argNames.Add(arg.Key);
}
}
public override eeObject VisitLines([NotNull] EelooParser.LinesContext ctx)
{
var stmtArr = ctx.stmt();
foreach (var stmt in stmtArr)
{
var val = Visit(stmt);
/* val might be equal to eeObject.None, because expressions like
* function calls and that will return eeObjects and not null. However, stmts
* will return null instead. We can't pass down eeObject.None as a return value
* so we'll have to treat it like a null and skip it.
*/
if (val == null || val == eeObject.None)
{
continue;
}
return(val);
}
return(null);
}
