<commit_before>package pusher

import (
	"encoding/json"
	"fmt"
	"net/http"
	"net/url"
	"strings"
	"sync"
)

// Channel represents a subscription to a Pusher channel.
type Channel interface {
	// Subscribe attempts to subscribe to the channel if the subscription is not
	// already active. Authentication will be attempted for private and presence
	// channels. Note that a nil error does not mean that the subscription was
	// succesful, just that the subscription request was sent.
	Subscribe() error
	// Unsubscribe attempts to unsubscribe from the channel. Note that a nil error
	// does not mean that the unsubscription was succesful, just that the request
	// was sent.
	Unsubscribe() error
	// Bind returns a channel to which all the data from all matching events received
	// on the channel will be sent.
	Bind(event string) chan json.RawMessage
	// Unbind removes bindings for an event. If chans are passed, only those bindings
	// will be removed. Otherwise, all bindings for an event will be removed.
	Unbind(event string, chans ...chan json.RawMessage)
	// SendEvent sends an event to the channel.
	Trigger(event string, data interface{}) error

	handleEvent(event string, data json.RawMessage)
}

type boundDataChans map[chan json.RawMessage]struct{}

type channel struct {
	name        string
	boundEvents map[string]boundDataChans
	// TODO: implement global bindings
	// globalBindings boundDataChans
	client     *Client
	subscribed bool

	mutex sync.RWMutex
}

type subscribeData struct {
	Channel     string `json:"channel"`
	Auth        string `json:"auth,omitempty"`
	ChannelData string `json:"channel_data,omitempty"`
}

func (c *channel) Subscribe() error {
	c.mutex.RLock()
	defer c.mutex.RUnlock()

	if c.subscribed {
		return nil
	}
	return c.client.SendEvent(pusherSubscribe, subscribeData{
		Channel: c.name,
	}, "")
}

func (c *channel) Unsubscribe() error {
	c.mutex.Lock()
	defer c.mutex.Unlock()

	c.subscribed = false
	return c.client.SendEvent(pusherUnsubscribe, subscribeData{
		Channel: c.name,
	}, "")
}

func (c *channel) Bind(event string) chan json.RawMessage {
	c.mutex.Lock()<commit_msg>Fix typos<commit_after>package pusher

import (
	"encoding/json"
	"fmt"
	"net/http"
	"net/url"
	"strings"
	"sync"
)

// Channel represents a subscription to a Pusher channel.
type Channel interface {
	// Subscribe attempts to subscribe to the channel if the subscription is not
	// already active. Authentication will be attempted for private and presence
	// channels. Note that a nil error does not mean that the subscription was
	// successful, just that the subscription request was sent.
	Subscribe() error
	// Unsubscribe attempts to unsubscribe from the channel. Note that a nil error
	// does not mean that the unsubscription was successful, just that the request
	// was sent.
	Unsubscribe() error
	// Bind returns a channel to which all the data from all matching events received
	// on the channel will be sent.
	Bind(event string) chan json.RawMessage
	// Unbind removes bindings for an event. If chans are passed, only those bindings
	// will be removed. Otherwise, all bindings for an event will be removed.
	Unbind(event string, chans ...chan json.RawMessage)
	// Trigger sends an event to the channel.
	Trigger(event string, data interface{}) error

	handleEvent(event string, data json.RawMessage)
}

type boundDataChans map[chan json.RawMessage]struct{}

type channel struct {
	name        string
	boundEvents map[string]boundDataChans
	// TODO: implement global bindings
	// globalBindings boundDataChans
	client     *Client
	subscribed bool

	mutex sync.RWMutex
}

type subscribeData struct {
	Channel     string `json:"channel"`
	Auth        string `json:"auth,omitempty"`
	ChannelData string `json:"channel_data,omitempty"`
}

func (c *channel) Subscribe() error {
	c.mutex.RLock()
	defer c.mutex.RUnlock()

	if c.subscribed {
		return nil
	}

	return c.client.SendEvent(pusherSubscribe, subscribeData{
		Channel: c.name,
	}, "")
}

func (c *channel) Unsubscribe() error {
	c.mutex.Lock()
	defer c.mutex.Unlock()

	c.subscribed = false
	return c.client.SendEvent(pusherUnsubscribe, subscribeData{
		Channel: c.name,
	}, "")
}

func (c *channel) Bind(event string) chan json.RawMessage {
	c.mutex.Lock()
{'fraction_non_alphanumeric': 0.09080216419665961, 'fraction_numerical': 0.0, 'mean_word_length': 3.938443670150987, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '1811106', 'n_tokens_mistral': 1282, 'n_tokens_neox': 1256, 'n_words': 476}