50 lines
1.0 KiB
Go
50 lines
1.0 KiB
Go
package main
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import "fmt"
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type transformFn func(int) int
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func main() {
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numbers := []int{1, 2, 3, 4}
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moreNumbers := []int{5, 1, 2}
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doubled := transformNumbers(&numbers, double)
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tripled := transformNumbers(&numbers, triple)
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fmt.Println(doubled)
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fmt.Println(tripled)
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transformerFn1 := getTransformerFunction(&numbers)
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transformerFn2 := getTransformerFunction(&moreNumbers)
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transformedNumbers := transformNumbers(&numbers, transformerFn1)
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moreTransformedNumbers := transformNumbers(&moreNumbers, transformerFn2)
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fmt.Println(transformedNumbers)
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fmt.Println(moreTransformedNumbers)
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}
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func transformNumbers(numbers *[]int, transform transformFn) []int {
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dNumbers := []int{}
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for _, val := range *numbers {
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dNumbers = append(dNumbers, transform(val))
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}
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return dNumbers
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}
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func getTransformerFunction(numbers *[]int) transformFn {
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if (*numbers)[0] == 1 {
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return double
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} else {
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return triple
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}
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}
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func double(number int) int {
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return number * 2
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}
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func triple(number int) int {
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return number * 3
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} |