utils

func AZ_09 ¶

func AZ_09(s string) bool

AZ_09 checks if all characters in a string are [a-zA-Z0-9_]

func AddPrefix ¶

func AddPrefix(s, pfx string) string

AddPrefix adds pfx at the start of s, if s does not already start with pfx.

func Arg ¶

func Arg(s []string, i int) string

Arg safely returns index i of a string array.

func Display ¶

func Display(login, display string) string

func Elapsed ¶

func Elapsed(t time.Duration) string

Elapsed returns a human-readable duration string where readability is more important than being precise.

func ElapsedAgo ¶

func ElapsedAgo(t time.Time) string

ElapsedAgo returns either a timestring with " ago" suffix or "on " followed by a date.

func ElapsedSeconds ¶

func ElapsedSeconds(t int64) string

func Field ¶

func Field(s string, f byte, n int) string

Field returns the n'th field of s, separated by f. Returns empty string if the field does not exist.

func FormatElapsedAgo ¶

func FormatElapsedAgo(s string) string

func IsSmallUnum ¶

func IsSmallUnum(s string) bool

IsSmallUnum returns whether is a small unsigned integer.

func IsUnsigned ¶

func IsUnsigned(s string) bool

func NoBing ¶

func NoBing(s string) string

func Nonce ¶

func Nonce() string

func OwnAddress ¶

func OwnAddress() string

OwnAddress attempts to determine a local address used for internal communication. Should probably be replaced with "ip route get" for the relevant remote party.

func Ratio ¶

func Ratio(msg string) float64

func StripHTML ¶

func StripHTML(v string) string

func Trailer ¶

func Trailer(s string, f byte, n int) string

Trailer returns the remaining strings after the first n f-delimited fields.

func TrimRight ¶

func TrimRight(s string) string

TrimRight removes characters that are commonly used to bypass Twitch duplicate message detection.

func WithTimeout ¶

func WithTimeout(ctx context.Context) (context.Context, context.CancelFunc)

WithTimeout returns a context with a small timeout, appropriate for command handling.