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package main
import (
"bufio"
"errors"
"fmt"
"os"
"path/filepath"
"strings"
"github.com/alexflint/go-arg"
"github.com/ayyansea/uptfs/internal/filter"
"github.com/ayyansea/uptfs/internal/split"
"github.com/ayyansea/uptfs/internal/token"
)
var args struct {
ConfigFile string `arg:"-c" help:"path to config file" default:""`
InputFile string `arg:"-i" help:"path to input file" default:""`
OutputFile string `arg:"-o" help:"path to output file" default:""`
Filters []string `arg:"-f" help:"list of filters" default:""`
}
func errExit(err error) {
fmt.Println(err)
os.Exit(1)
}
func main() {
arg.MustParse(&args)
var configFilePath, inputFilePath, outFilePath string
var err error
if args.ConfigFile != "" {
configFilePath, err = filepath.Abs(args.ConfigFile)
}
if err != nil {
errExit(err)
}
if args.InputFile != "" {
inputFilePath, err = filepath.Abs(args.InputFile)
}
if err != nil {
errExit(err)
}
if args.OutputFile != "" {
outFilePath, err = filepath.Abs(args.OutputFile)
}
if err != nil {
errExit(err)
}
fmt.Printf("%v %v %v\n",
configFilePath,
inputFilePath,
outFilePath)
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 = split.FormatInput(tokens, additionalDelimeters)
if len(tokens) == 0 {
err := errors.New("the slice is empty")
fmt.Printf("%v\n", err)
os.Exit(1)
}
var linkedTokens token.LinkedTokenList
token.SliceToLinkedTokenSlice(tokens, &linkedTokens)
lowercaseFilter := filter.NewLowercaseFilterWithExtraSteps()
uppercaseFilter := filter.NewUppercaseFilter()
for current := linkedTokens.GetHead(); current != nil; current = current.GetNextToken() {
current.SetContent(lowercaseFilter.Filter(current.GetContent()))
current.SetContent(uppercaseFilter.Filter(current.GetContent()))
}
}
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