normalize static method

String normalize(
  1. String channel
)

Normalize a channel name

Implementation

static String normalize(String channel) {
  if (!channel.startsWith('/')) {
    channel = '/$channel';
  }

  // Remove trailing slash unless it's the root
  if (channel.length > 1 && channel.endsWith('/')) {
    channel = channel.substring(0, channel.length - 1);
  }

  return channel;
}