func ExampleMapSliceString() {
input := []string{"Hello", "World"}
fmt.Println(fp.Map(input, func(item string, i int) string {
return strings.ToUpper(item)
}))
// Output: [HELLO WORLD]
}
func ExampleMapSliceInt() {
input := []int{1, 2, 3, 4, 5}
fmt.Println(fp.Map(input, func(item, i int) int {
return item * 5
}))
// Output: [5 10 15 20 25]
}
func ExampleMapMapStringInt() {
input := map[string]int{"two": 1, "four": 2, "six": 3, "eight": 4}
result := fp.Map(input, func(item int, i string) int {
return item * 2
}).(map[string]int)
fmt.Println(result["two"], result["four"], result["six"], result["eight"])
// Output: 2 4 6 8
}
func ExampleMapReduceSlice() {
input := []int{1, 2, 3, 4}
fmt.Println(fp.Reduce(fp.Map(input, func(item, i int) int {
return item * 5
}), func(a, b int) int {
return a + b
}))
// Output: 50
}
func TestMapWrongTypePanics(t *testing.T) {
defer func() {
r := recover()
if r == nil {
t.Errorf("Did not panic as expected")
}
}()
input := "someOddType"
fp.Map(input, func() {})
}