/// <summary>
/// Gets the return value from calling a function.
/// </summary>
/// <param name="scope">The scope object containing variable values and function parameters.</param>
/// <param name="result">[out] The new expression containing the function result.</param>
/// <returns>
/// <c>true</c> if substitution was successful, <c>false</c> if something went wrong, in which case <paramref name="result" /> will likely be a <see cref="ParseErrorExpression" />.
/// </returns>
public virtual bool Evaluate(InterpreterScope scope, out ExpressionBase result)
{
var interpreter = new AchievementScriptInterpreter();
var interpreterScope = new InterpreterScope(scope)
{
Context = interpreter
};
if (!interpreter.Evaluate(Expressions, interpreterScope))
{
result = interpreter.Error;
return(false);
}
result = interpreterScope.ReturnValue;
return(true);
}
