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package cmd
import (
"bufio"
"errors"
"fmt"
"os"
"strings"
"uptfs/util/split"
)
func Run() {
scanner := bufio.NewScanner(os.Stdin)
scanner.Scan()
inputString := scanner.Text()
if inputString == "" {
err := errors.New("the input string is empty")
fmt.Printf("%v\n", err)
os.Exit(1)
}
additionalDelimeters := []string{",", "."}
tokens := strings.Split(inputString, " ")
tokens = formatInput(tokens, additionalDelimeters)
if len(tokens) == 0 {
err := errors.New("the slice is empty")
fmt.Printf("%v\n", err)
os.Exit(1)
}
var linkedTokens LinkedTokenList
SliceToLinkedTokenSlice(tokens, &linkedTokens)
lowercaseFilter := NewLowercaseFilterWithExtraSteps()
uppercaseFilter := NewUppercaseFilter()
for current := linkedTokens.head; current != nil; current = current.GetNextToken() {
current.content = lowercaseFilter.Filter(current.content)
current.content = uppercaseFilter.Filter(current.content)
}
fmt.Println("Head: ", linkedTokens.head.content)
fmt.Println("Tail: ", linkedTokens.tail.content)
}
func formatInput(tokenArray []string, delimeterArray []string) []string {
for _, delimeter := range delimeterArray {
for index, element := range tokenArray {
tokenArray = split.NewArrayWithSplit(tokenArray, index, element, delimeter)
}
}
return tokenArray
}
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