remove channelJoinPartMutex

This commit is contained in:
Shivaram Lingamneni 2017-10-30 05:21:47 -04:00
parent d715abf0f0
commit 94cf438f51
7 changed files with 260 additions and 162 deletions

View file

@ -6,64 +6,9 @@
package irc
import (
"fmt"
"strings"
"sync"
)
// ChannelNameMap is a map that converts channel names to actual channel objects.
type ChannelNameMap struct {
ChansLock sync.RWMutex
Chans map[string]*Channel
}
// NewChannelNameMap returns a new ChannelNameMap.
func NewChannelNameMap() *ChannelNameMap {
var channels ChannelNameMap
channels.Chans = make(map[string]*Channel)
return &channels
}
// Get returns the given channel if it exists.
func (channels *ChannelNameMap) Get(name string) *Channel {
name, err := CasefoldChannel(name)
if err == nil {
channels.ChansLock.RLock()
defer channels.ChansLock.RUnlock()
return channels.Chans[name]
}
return nil
}
// Add adds the given channel to our map.
func (channels *ChannelNameMap) Add(channel *Channel) error {
channels.ChansLock.Lock()
defer channels.ChansLock.Unlock()
if channels.Chans[channel.nameCasefolded] != nil {
return fmt.Errorf("%s: already set", channel.name)
}
channels.Chans[channel.nameCasefolded] = channel
return nil
}
// Remove removes the given channel from our map.
func (channels *ChannelNameMap) Remove(channel *Channel) error {
channels.ChansLock.Lock()
defer channels.ChansLock.Unlock()
if channel != channels.Chans[channel.nameCasefolded] {
return fmt.Errorf("%s: mismatch", channel.name)
}
delete(channels.Chans, channel.nameCasefolded)
return nil
}
// Len returns how many channels we have.
func (channels *ChannelNameMap) Len() int {
channels.ChansLock.RLock()
defer channels.ChansLock.RUnlock()
return len(channels.Chans)
}
// ModeSet holds a set of modes.
type ModeSet map[Mode]bool