soft-serve

 1package utils
 2
 3import (
 4	"fmt"
 5	"path"
 6	"strings"
 7	"unicode"
 8
 9	"github.com/charmbracelet/x/ansi"
10)
11
12// SanitizeRepo returns a sanitized version of the given repository name.
13func SanitizeRepo(repo string) string {
14	repo = Sanitize(repo)
15	// We need to use an absolute path for the path to be cleaned correctly.
16	repo = strings.TrimPrefix(repo, "/")
17	repo = "/" + repo
18
19	// We're using path instead of filepath here because this is not OS dependent
20	// looking at you Windows
21	repo = path.Clean(repo)
22	repo = strings.TrimSuffix(repo, ".git")
23	return repo[1:]
24}
25
26// Sanitize strips ANSI escape codes from the given string.
27func Sanitize(s string) string {
28	return ansi.Strip(s)
29}
30
31// ValidateUsername returns an error if any of the given usernames are invalid.
32func ValidateUsername(username string) error {
33	if username == "" {
34		return fmt.Errorf("username cannot be empty")
35	}
36
37	if !unicode.IsLetter(rune(username[0])) {
38		return fmt.Errorf("username must start with a letter")
39	}
40
41	for _, r := range username {
42		if !unicode.IsLetter(r) && !unicode.IsDigit(r) && r != '-' {
43			return fmt.Errorf("username can only contain letters, numbers, and hyphens")
44		}
45	}
46
47	return nil
48}
49
50// ValidateRepo returns an error if the given repository name is invalid.
51func ValidateRepo(repo string) error {
52	if repo == "" {
53		return fmt.Errorf("repo cannot be empty")
54	}
55
56	for _, r := range repo {
57		if !unicode.IsLetter(r) && !unicode.IsDigit(r) && r != '-' && r != '_' && r != '.' && r != '/' {
58			return fmt.Errorf("repo can only contain letters, numbers, hyphens, underscores, periods, and slashes")
59		}
60	}
61
62	return nil
63}