61 lines
1013 B
Go
61 lines
1013 B
Go
package fileutils
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import (
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"bufio"
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"io/ioutil"
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"log"
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"os"
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"strconv"
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"strings"
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)
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func InputParserInts(filename string) []int {
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file, err := os.Open(filename)
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defer file.Close()
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if err != nil {
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log.Panicf(err.Error())
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}
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values := make([]int, 0)
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scanner := bufio.NewScanner(file)
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for scanner.Scan() {
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x, err := strconv.Atoi(scanner.Text())
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if err != nil {
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log.Panicf(err.Error())
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}
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values = append(values, x)
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}
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return values
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}
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func InputParserIntMap(filename string) map[int]bool {
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file, err := os.Open(filename)
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defer file.Close()
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if err != nil {
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log.Panicf(err.Error())
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}
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values := make(map[int]bool)
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scanner := bufio.NewScanner(file)
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for scanner.Scan() {
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x, err := strconv.Atoi(scanner.Text())
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if err != nil {
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log.Panicf(err.Error())
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}
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values[x] = true
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}
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return values
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}
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func InputParserStrings(filename string) []string {
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data, err := ioutil.ReadFile(filename)
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if err != nil {
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log.Panicf(err.Error())
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}
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return strings.Split(string(data), "\n")
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}
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