OTUS/Golang_HomeWork
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This commit is contained in:
Andrey Ivanov 2020-06-07 19:54:00 +03:00 committed by Andrey Ivanov
parent 3f8a699aa4
commit e2fd1e06ff
2 changed files with 3 additions and 13 deletions
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1
hw02_unpack_string/go.mod
View File

@ -1,6 +1,5 @@
module github.com/tiburon-777/HW_OTUS/hw02_unpack_string
go 1.14
require github.com/stretchr/testify v1.5.0

15
hw02_unpack_string/unpack.go
View File

@ -18,18 +18,12 @@ func Unpack(str string) (string, error) {
switch {
// Ловим паттерн [\][letter][digit]
case string(temp[i]) == slash && i < len(temp)-2 && unicode.IsLetter(temp[i+1]) && unicode.IsDigit(temp[i+2]):
c, err := strconv.Atoi(string(temp[i+2]))
if err != nil {
return "", err
}
c, _ := strconv.Atoi(string(temp[i+2]))
b.WriteString(strings.Repeat(slash+string(temp[i+1]), c))
i += 2
// Ловим паттерн [\][digit или \][digit]
case string(temp[i]) == slash && i < len(temp)-2 && (unicode.IsDigit(temp[i+1]) || string(temp[i+1]) == slash) && unicode.IsDigit(temp[i+2]):
c, err := strconv.Atoi(string(temp[i+2]))
if err != nil {
return "", err
}
c, _ := strconv.Atoi(string(temp[i+2]))
b.WriteString(strings.Repeat(string(temp[i+1]), c))
i += 2
// Ловим паттерн [\][digit или \]
@ -37,10 +31,7 @@ func Unpack(str string) (string, error) {
b.WriteRune(temp[i+1])
i++
case unicode.IsLetter(temp[i]) && i < len(temp)-1 && unicode.IsDigit(temp[i+1]):
c, err := strconv.Atoi(string(temp[i+1]))
if err != nil {
return "", err
}
c, _ := strconv.Atoi(string(temp[i+1]))
b.WriteString(strings.Repeat(string(temp[i]), c))
i++
// Ловим паттерн [letter]...