arraysslices

package module

v0.0.0-...-6fd66d9 Latest Latest Go to latest Published: May 16, 2024 License: MIT Imports: 1 Imported by: 0

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func AssertEqual[T comparable](t *testing.T, got, want T)

func AssertNotEqual[T comparable](t *testing.T, got, want T)

func AssertTrue(t *testing.T, got bool)

func BalanceFor(transactions []Transaction, name string) float64

func Find[A any](items []A, predicate func(A) bool) (value A, found bool)

func Reduce[A, B any](collection []A, accumulator func(B, A) B, initialValue B) B

func Sum(numbers []int) int

Sum calculates the total from a slice of numbers.

func SumAllTails(numbers ...[]int) []int

SumAllTails calculates the sums of all but the first number given a collection of slices.

type Account struct {
	Name    string
	Balance float64
}

func NewBalanceFor(account Account, transactions []Transaction) Account

type Transaction struct {
	From string
	To   string
	Sum  float64
}

func NewTransaction(from, to Account, sum float64) Transaction