Split IRC helpers to separate file

This commit is contained in:
Simon Ser 2020-02-06 19:24:32 +01:00
parent ae7f162883
commit 7876ddb9c8
No known key found for this signature in database
GPG Key ID: 0FDE7BE0E88F5E48
2 changed files with 92 additions and 86 deletions

92
irc.go Normal file
View File

@ -0,0 +1,92 @@
package jounce
import (
"fmt"
"strings"
)
const (
rpl_localusers = "265"
rpl_globalusers = "266"
rpl_topicwhotime = "333"
)
type modeSet string
func (ms modeSet) Has(c byte) bool {
return strings.IndexByte(string(ms), c) >= 0
}
func (ms *modeSet) Add(c byte) {
if !ms.Has(c) {
*ms += modeSet(c)
}
}
func (ms *modeSet) Del(c byte) {
i := strings.IndexByte(string(*ms), c)
if i >= 0 {
*ms = (*ms)[:i] + (*ms)[i+1:]
}
}
func (ms *modeSet) Apply(s string) error {
var plusMinus byte
for i := 0; i < len(s); i++ {
switch c := s[i]; c {
case '+', '-':
plusMinus = c
default:
switch plusMinus {
case '+':
ms.Add(c)
case '-':
ms.Del(c)
default:
return fmt.Errorf("malformed modestring %q: missing plus/minus", s)
}
}
}
return nil
}
type channelStatus byte
const (
channelPublic channelStatus = '='
channelSecret channelStatus = '@'
channelPrivate channelStatus = '*'
)
func parseChannelStatus(s string) (channelStatus, error) {
if len(s) > 1 {
return 0, fmt.Errorf("invalid channel status %q: more than one character", s)
}
switch cs := channelStatus(s[0]); cs {
case channelPublic, channelSecret, channelPrivate:
return cs, nil
default:
return 0, fmt.Errorf("invalid channel status %q: unknown status", s)
}
}
type membership byte
const (
membershipFounder membership = '~'
membershipProtected membership = '&'
membershipOperator membership = '@'
membershipHalfOp membership = '%'
membershipVoice membership = '+'
)
const stdMembershipPrefixes = "~&@%+"
func parseMembershipPrefix(s string) (prefix membership, nick string) {
// TODO: any prefix from PREFIX RPL_ISUPPORT
if strings.IndexByte(stdMembershipPrefixes, s[0]) >= 0 {
return membership(s[0]), s[1:]
} else {
return 0, s
}
}

View File

@ -12,92 +12,6 @@ import (
"gopkg.in/irc.v3" "gopkg.in/irc.v3"
) )
const (
rpl_localusers = "265"
rpl_globalusers = "266"
rpl_topicwhotime = "333"
)
type modeSet string
func (ms modeSet) Has(c byte) bool {
return strings.IndexByte(string(ms), c) >= 0
}
func (ms *modeSet) Add(c byte) {
if !ms.Has(c) {
*ms += modeSet(c)
}
}
func (ms *modeSet) Del(c byte) {
i := strings.IndexByte(string(*ms), c)
if i >= 0 {
*ms = (*ms)[:i] + (*ms)[i+1:]
}
}
func (ms *modeSet) Apply(s string) error {
var plusMinus byte
for i := 0; i < len(s); i++ {
switch c := s[i]; c {
case '+', '-':
plusMinus = c
default:
switch plusMinus {
case '+':
ms.Add(c)
case '-':
ms.Del(c)
default:
return fmt.Errorf("malformed modestring %q: missing plus/minus", s)
}
}
}
return nil
}
type channelStatus byte
const (
channelPublic channelStatus = '='
channelSecret channelStatus = '@'
channelPrivate channelStatus = '*'
)
func parseChannelStatus(s string) (channelStatus, error) {
if len(s) > 1 {
return 0, fmt.Errorf("invalid channel status %q: more than one character", s)
}
switch cs := channelStatus(s[0]); cs {
case channelPublic, channelSecret, channelPrivate:
return cs, nil
default:
return 0, fmt.Errorf("invalid channel status %q: unknown status", s)
}
}
type membership byte
const (
membershipFounder membership = '~'
membershipProtected membership = '&'
membershipOperator membership = '@'
membershipHalfOp membership = '%'
membershipVoice membership = '+'
)
const stdMembershipPrefixes = "~&@%+"
func parseMembershipPrefix(s string) (prefix membership, nick string) {
// TODO: any prefix from PREFIX RPL_ISUPPORT
if strings.IndexByte(stdMembershipPrefixes, s[0]) >= 0 {
return membership(s[0]), s[1:]
} else {
return 0, s
}
}
type upstreamChannel struct { type upstreamChannel struct {
Name string Name string
Topic string Topic string