Detect angularjs 1.x unused injected dependencies

gistfile1.txt

function u(i) {
	var s = 'function fn'+ i.substring(9),
		i = s.indexOf('('),
		j = s.indexOf(')');

	return eslint.verify(s, {
		rules: {
			'no-unused-vars': [
				'error', {
					vars: 'all',
					args: 'all'
				}
			]
		}
	}).filter(function(item) {
		return i < item.column && item.column <= j && item.line == 1;
	}).map(function(item) {
		return (s.substring(i + 1, item.column).match(/,/g) || []).length
	});
}

function fn() {
	var p = [];
	var listed = {};
	
	(function ud(m) {
		var m = angular.module(m),
			q = m._invokeQueue;
			
		m._invokeQueue.forEach(function(i) {
			var d = i[2][1], n = i[2][0];
			if ('constant' != i[1] && 'value' != i[1] && d && d[d.length - 1] && !listed[m.name + n]) {
				listed[m.name + n] = true
				
				var e = u(d[d.length - 1].toString());
				
				if (e.length > 0) {
					p.push({
						module: m.name,
						name: n,
						unused: e.map(function(w) {
							return i[2][1][w];
						}).join(', ')
					});
				}
				
				
			}
		});
		
		m.requires.forEach(ud);
	})(document.querySelector('[ng-app]').attributes.getNamedItem('ng-app').value)
	
	console.table(p);
}

if (window.eslint) {
	fn();
} else {
	var s=document.createElement('script');
	s.setAttribute('src','http://eslint.org/js/app/eslint.js');
	s.addEventListener('load', fn);
	document.body.appendChild(s);
}