Mono.CSharp.ToplevelBlock.GetLocalName C# (CSharp) Method

		public bool GetLocalName (string name, Block block, ref INamedBlockVariable variable)
		{
			if (names == null)
				return false;

			object value;
			if (!names.TryGetValue (name, out value))
				return false;

			variable = value as INamedBlockVariable;
			Block b = block;
			if (variable != null) {
				do {
					if (variable.Block == b.Original)
						return true;

					b = b.Parent;
				} while (b != null);

				b = variable.Block;
				do {
					if (block == b)
						return false;

					b = b.Parent;
				} while (b != null);
			} else {
				List<INamedBlockVariable> list = (List<INamedBlockVariable>) value;
				for (int i = 0; i < list.Count; ++i) {
					variable = list[i];
					do {
						if (variable.Block == b.Original)
							return true;

						b = b.Parent;
					} while (b != null);

					b = variable.Block;
					do {
						if (block == b)
							return false;

						b = b.Parent;
					} while (b != null);

					b = block;
				}
			}

			variable = null;
			return false;
		}