/// <summary>
/// Get variable value by its <paramref name="name"/>
/// </summary>
/// <exception cref="ArgumentException">Thrown when <paramref name="name" /> is null, empty string or whitespace</exception>
/// <exception cref="InvalidVariableException"></exception>
public virtual object GetVariable(string name)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentException(ArgumentHelper.EmptyStringParamMessage, nameof(name));
}
PropertyInfo prop = _reflectionHelper.TryGetProperty(GetType(), name);
if (prop == null)
{
throw new InvalidVariableException($"Cannot find variable with name \"{name}\" in class {GetType().Name} and all its parents. Variable must be public instance property.");
}
return(prop.GetValue(this, null));
}
private MemberInfo GetFirstMember(string memberName, Type type)
{
var flags = BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static | BindingFlags.FlattenHierarchy;
PropertyInfo prop = _reflectionHelper.TryGetProperty(type, memberName, flags);
if (prop != null)
{
return(prop);
}
FieldInfo field = _reflectionHelper.TryGetField(type, memberName, flags);
if (field != null)
{
return(field);
}
throw new MemberNotFoundException($"Cannot find property or field \"{memberName}\" in class \"{type.Name}\" and all its parents. BindingFlags = {flags}");
}
