massive 1.0.0

Massive ==> Visionary Software Solutions Mass me_sure_meant API.

example/massive_example.dart

import 'package:massive/massive.dart';
import 'package:me_sure_meant/me_sure_meant.dart';

void main() {
  final ounces = 16.ounces();
  areEqual(1.pounds(), ounces);

  /// Supporting esoteric imperial units
  /// I've actually witnessed people describing their weight in stones in
  /// the UK, so this one feels more worthy of extension than [Hands]
  final stones = 12.stones();
  areEqual(stones, (14 * 12).pounds());

  /// The Imperial Ton is the "Long Ton."
  /// https://en.wikipedia.org/wiki/Long_ton
  /// In principle it's not difficult to add the "Short Ton" or the "Metric Ton"
  /// but that can be done by extension libraries that build on this one
  /// (it's easy). After doing volumes I'm tapping out on US/UK differences.
  final tons = 1.tons();
  areEqual(tons, 2240.pounds());

  /// Common conversions for weight checking around the world
  final kilograms = 89.99998368592.kilograms();
  198.416.pounds().toUnit(Gram.kilogram);
  areEqual(kilograms, 198.416.pounds());
  final picograms = kilograms.toUnit(Gram.picogram);

  /// the library supports comparisons using compareTo and natural operators
  assert(1.grams() < picograms);
  assert(100.kilograms().compareTo(picograms) > 0);
  final mess =
      (20.pounds() + 32.stones() + Grams(crude(8), Gram.megagram) - 4.tons())
          .toUnit(Gram.kilogram);
  print(mess);
  areEqual(mess, 4148.093593959998.kilograms());
}

void massDemo() {
  /// At this point, it's mostly showing the same stuff for different
  /// supported units.
  final ounces = 16.ounces();
  areEqual(1.pounds(), ounces);

  /// Supporting esoteric imperial units
  /// I've actually witnessed people describing their weight in stones in
  /// the UK, so this one feels more worthy of extension than [Hands]
  final stones = 12.stones();
  areEqual(stones, (14 * 12).pounds());

  /// The Imperial Ton is the "Long Ton."
  /// https://en.wikipedia.org/wiki/Long_ton
  /// In principle it's not difficult to add the "Short Ton" or the "Metric Ton"
  /// but that can be done by extension libraries that build on this one
  /// (it's easy). After doing volumes I'm tapping out on US/UK differences.
  final tons = 1.tons();
  areEqual(tons, 2240.pounds());

  /// Common conversions for weight checking around the world
  final kilograms = 89.99998368592.kilograms();
  198.416.pounds().toUnit(Gram.kilogram);
  areEqual(kilograms, 198.416.pounds());
  final picograms = kilograms.toUnit(Gram.picogram);

  /// the library supports comparisons using compareTo and natural operators
  assert(1.grams() < picograms);
  assert(100.kilograms().compareTo(picograms) > 0);
  final mess =
      (20.pounds() + 32.stones() + Grams(crude(8), Gram.megagram) - 4.tons())
          .toUnit(Gram.kilogram);
  print(mess);
  areEqual(mess, 4148.093593959998.kilograms());
}

void areEqual(final one, final two) {
  assert(one == two);
}