Method allowArgs

code/src/java/plugin/function/ListAllFunction.java:67–122

(SemanticsVisitor visitor, Node[] args,
		FormulaSemantics semantics)

	}

	@Override
	public FormatManager<?> allowArgs(SemanticsVisitor visitor, Node[] args,
		FormulaSemantics semantics)
	{
		int argCount = args.length;
		if ((argCount < 1) || (argCount > 2))
		{
			throw new SemanticsFailureException("Function " + getFunctionName()
				+ " received incorrect # of arguments, expected: 1-2 got "
				+ args.length + ' ' + Arrays.asList(args));
		}
		if (!(args[0] instanceof ASTQuotString))
		{
			//Error
			throw new SemanticsFailureException(
				"Parse Error: Invalid first argument: Must be a String");
		}

		//This will be a format name
		String formatName = ((ASTQuotString) args[0]).getText();
		Class<? extends Loadable> cl = StringPClassUtil.getClassFor(formatName);
		if (cl == null)
		{
			throw new SemanticsFailureException(
				"Parse Error: Unable to understand Format: " + formatName);
		}
		LoadContext context = semantics.get(ManagerKey.CONTEXT);
		ReferenceManufacturer<? extends Loadable> refMfg =
				context.getReferenceContext().getManufacturer(cl);
		if (!CDOMObject.class.isAssignableFrom(refMfg.getManagedClass()))
		{
			throw new SemanticsFailureException(
				"Parse Error: Unable to use non-CDOM Format: " + formatName);
		}

		if (argCount == 2)
		{
			if (!(args[1] instanceof ASTQuotString typeNode))
			{
				throw new SemanticsFailureException(
					"Parse Error: Invalid second argument: Must be a String");
			}
			String viewName = typeNode.getText();
			try
			{
				View.valueOf(viewName);
			}
			catch (IllegalArgumentException e)
			{
				throw new SemanticsFailureException(
					"Parse Error: Invalid View: " + viewName, e);
			}
		}
		return context.getReferenceContext()
			.getFormatManager("ARRAY[" + formatName + "]");
	}

	@Override