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方法
C

实例公共方法

channel_name()

返回频道名称(带下划线,不带 Channel 结尾)。如果频道处于命名空间中,则命名空间将由频道名称中的单个冒号分隔符表示。

ChatChannel.channel_name # => 'chat'
Chats::AppearancesChannel.channel_name # => 'chats:appearances'
FooChats::BarAppearancesChannel.channel_name # => 'foo_chats:bar_appearances'
# File actioncable/lib/action_cable/channel/naming.rb, line 16
def channel_name
  @channel_name ||= name.delete_suffix("Channel").gsub("::", ":").underscore
end