sherlock 0.0.2

Search engine for Flutter. Search in a map list with regular expressions or by smart search for user search.

sherlock

Search engine for Flutter. Search in a map list with regular expressions or by smart search for user search

Usage

final foo = [
    {
        'foo1': 'bar',
        'foo2': ['bar1', 'bar2'],
        'foo3': <non-string value>,
    },
    // Other elements...
];

final sherlock = Sherlock(elements: foo);
sherlock.query(where: '<column>', regex: r'<regex expression>');

List<Map> results = sherlock.results;
sherlock.forget(); // clear the results

// Other queries...

Example

• Find users with a specific name

  final users = [
  {
      'firstName': 'Finn',
      'lastName': 'Thornton',
      'city': 'Edinburgh',
      'id': 1,
  },
  {
      'firstName': 'Suz',
      'lastName': 'Judy',
      'description': 'Paris',
      'id': 2,
  },
  {
      'firstName': 'Suz',
      'lastName': 'Crystal',
      'description': 'Edinburgh',
      'id': 3,
  },
  ];
  

  final sherlock = Sherlock(elements: users);
  sherlock.queryMatch(where: 'firstName', match: 'Suz');
  
  print(sherlock.results);
  

  [
    {
      firstName: Suz, 
      lastName: Judy, 
      city: Paris, 
      id: 2
    }, 
    {
      firstName: Suz, 
      lastName: Crystal, 
      city: Edinburgh, 
      id: 3
    }
  ]
  

• Find activities related to sport

  final activities = [
    {
      'title': 'Sport with Jimmy',
    },
    {
      'title': 'Gym in London',
      'description': 'Come and do sport !',
    },
    {
      'title': 'Skydiving',
      'categories': ['sport', 'extreme'],
    },
    {
      'title': 'Coding camp',
    },
  ];
  

  final sherlock = Sherlock(elements: activities);
  sherlock.query(where: '*', regex: r'sport');
  debugPrint(sherlock.results.toString());
  

  [
    {
      title: Sport with Jimmy
    }, 
    {
      title: Gym in London, 
      description: Come and do sport !
    }, 
    {
      title: Skydiving, 
      categories: [sport, extreme]
    }
  ]
  

  Find more examples in tests !