miquelbeltran

import 'dart:math';

abstract class Shape {
  factory Shape(String type) {
    if (type == 'circle') return Circle(2);
    if (type == 'square') return Square(2);
    throw 'Can\'t create $type.';
  }
  num get area;
}

miquelbeltran

class Bicycle {
  late int cadence;
  late int speed;
  late int gear;
  
  Bicycle(this.cadence, this.speed, this.gear);
  
  @override
  String toString() => 'Bicycle: $speed mph';
}

miquelbeltran

#!/bin/sh
# To use add to `.git/hooks/`
# Should be named `pre-push`
# Make executable with `chmod +x`

# stash any unstaged changes
git stash -q --keep-index

# run Flutter analyze + test
flutter analyze

miquelbeltran

/// built_value template
/// variables:
/// CLASS_NAME

abstract class $CLASS_NAME$ implements Built<$CLASS_NAME$, $CLASS_NAME$Builder> {
  factory $CLASS_NAME$([void Function($CLASS_NAME$Builder) updates]) = _$$$CLASS_NAME$;
  
  $CLASS_NAME$._();
}

miquelbeltran

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',

miquelbeltran

Use the methods `map`, `any` and `where` to solve the exercise.

miquelbeltran

Use map to create a String with the user.name and the user.age 

miquelbeltran

Use the `where` method to implement the filters.

miquelbeltran

Use the methods `any` and `every` to compare the user age.

miquelbeltran

Use the methods `contains` and `startWith` from the `String` class.