Function attemptFindAppInjection

attemptFindAppInjection(
    functionDef: Function,
    context: RuleContext,
    node: Node,
): undefined | Identifier
Checks whether the function injects an instantiated app and is exported like module.exports = function(app) {} or module.exports.property = function(app) {}, and returns app if it matches.
Parameters
- functionDef: Function
- context: RuleContext
- node: Node
Returns undefined | Identifier
- Defined in express.ts:55