function getDirectiveFunctionName()

in rules/directive-restrict.js [103:125]

• 16 lines of code
• 5 McCabe index (conditional complexity)

        function getDirectiveFunctionName(node) {
            var directiveArg = node.arguments[1];

            // Three ways of creating a directive function: function expression,
            // variable name that references a function, and an array with a function
            // as the last item
            if (utils.isFunctionType(directiveArg)) {
                return directiveArg.id.name;
            }

            if (utils.isArrayType(directiveArg)) {
                directiveArg = directiveArg.elements[directiveArg.elements.length - 1];

                if (utils.isIdentifierType(directiveArg)) {
                    return directiveArg.name;
                }
                return directiveArg.id.name;
            }

            if (utils.isIdentifierType(directiveArg)) {
                return directiveArg.name;
            }
        }