coco

package module
v1.0.1 Latest Latest
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 Go to latest Published: Nov 10, 2023 License: MIT Imports: 26 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	GET allowedMethod = 1 << iota
	POST
	PUT
	DELETE
	PATCH
	OPTIONS
	HEAD
)

Variables

View Source 
var (
	ErrDirPath      = errors.New("specified path is a directory")
	ErrDotfilesDeny = errors.New("serving dotfiles is not allowed")
)

Functions

This section is empty.

Types

type App 

type App struct {
	*Route // default Route
	// contains filtered or unexported fields
}

App is the main type for the coco framework.

func NewApp 

func NewApp() (app *App)

NewApp creates a new App instance with a default Route at the root path "/" and a default settings instance with default values. Equivalent to:

const app = express()

func (*App) Close 

func (a *App) Close() error

Close stops the server gracefully and returns any encountered error.

func (*App) Disable 

func (a *App) Disable(key string)

Disable sets a setting to false.

func (*App) Disabled 

func (a *App) Disabled(key string) bool

Disabled checks if a setting is false.

func (*App) Enable 

func (a *App) Enable(key string)

Enable sets a setting to true.

func (*App) Enabled 

func (a *App) Enabled(key string) bool

Enabled checks if a setting is true.

func (*App) GetX 

func (a *App) GetX(key string) interface{}

GetX retrieves a custom setting by its key.

func (*App) IsTrustProxyEnabled 

func (a *App) IsTrustProxyEnabled() bool

func (*App) Listen 

func (a *App) Listen(addr string) error

Listen starts an HTTP server and listens on the given address. Equivalent to:

app.listen(3000, () => {})

func (*App) LoadTemplates 

func (a *App) LoadTemplates(fs fs.FS, config *TemplateConfig) (err error)

LoadTemplates loads templates from an fs.FS with a given config

func (*App) ServeHTTP 

func (a *App) ServeHTTP(w http.ResponseWriter, req *http.Request)

func (*App) SetX 

func (a *App) SetX(key string, value interface{})

SetX sets a custom setting with a key and value.

func (*App) Settings 

func (a *App) Settings() map[string]interface{}

Settings returns the settings instance for the App.

type Body 

type Body struct {
	// contains filtered or unexported fields
}

func (*Body) FormData 

func (body *Body) FormData() (map[string][]string, error)

FormData returns the body form data, expects request sent with `x-www-form-urlencoded` header or

func (*Body) JSON 

func (body *Body) JSON(dest interface{}) error

JSON marshals the request body into the given interface. It returns an error if the request body is not a valid JSON or if the given interface is not a pointer.

func (*Body) Text 

func (body *Body) Text() (string, error)

Text returns the request body as a string.

type DownloadOption 

type DownloadOption struct {
	MaxAge       int
	LastModified bool
	Headers      map[string]string
	Dotfiles     string
	AcceptRanges bool
	CacheControl bool
	Immutable    bool
}

type Error 

type Error struct {
	Code    int
	Message string
}

Error is an error type that is returned when an error occurs while handling a request.

func (Error) Error 

func (e Error) Error() string

type Handler 

type Handler func(res Response, req *Request, next NextFunc)

Handler Handle is a function that is called when a request is made to the Route.

type JSONError 

type JSONError struct {
	Status  int
	Message string
}

JSONError is an error type that is returned when the request body is not a valid JSON.

func (JSONError) Error 

func (e JSONError) Error() string

type NextFunc 

type NextFunc func(res Response, r *Request)

NextFunc is a function that is called to pass execution to the next handler in the chain.

type ParamHandler 

type ParamHandler func(res Response, req *Request, next NextFunc, param string)

ParamHandler is a function that is called when a parameter is found in the Route path.

type Path 

type Path struct {
	// contains filtered or unexported fields
}

Path is a type that represents a path in the application.

type Range 

type Range struct {
	Start int64
	End   int64
}

Range represents a byte range.

type Request 

type Request struct {
	BaseURL string

	// HostName contains the hostname derived from the Host HTTP header.
	HostName string

	// Ip contains the remote IP address of the request.
	Ip string

	// Ips contains the remote IP addresses from the X-Forwarded-For header.
	Ips []string

	// Protocol contains the request protocol string: "http" or "https"
	Protocol string

	// Secure is a boolean that is true if the request protocol is "https"
	Secure bool

	// Subdomains is a slice of subdomain strings.
	Subdomains []string

	// Xhr is a boolean that is true if the request's X-Requested-With header
	// field is "XMLHttpRequest".
	Xhr bool

	// OriginalURL is the original URL requested by the client.
	OriginalURL *url.URL

	// Cookies contains the cookies sent by the request.
	Cookies map[string]string

	// Body contains the body of the request.
	Body

	// Query contains the parsed query string from the URL.
	Query map[string]string

	// Params contains the Route parameters.
	Params map[string]string

	// SignedCookies contains the signed cookies sent by the request.
	SignedCookies map[string]string

	// Stale is a boolean that is true if the request is stale, false otherwise.
	Stale bool

	// Fresh is a boolean that is true if the request is fresh, false otherwise.
	Fresh bool

	// Method contains a string corresponding to the HTTP method of the request:
	// GET, POST, PUT, and so on.
	Method string

	// Path contains a string corresponding to the path of the request.
	Path string
	// contains filtered or unexported fields
}

func (*Request) Context 

func (req *Request) Context() coreContext.Context

func (*Request) Cookie 

func (req *Request) Cookie(name string) (value string, exists bool)

func (*Request) Get 

func (req *Request) Get(name string, defaultValue string) string

Get returns the value of param `name` when present or `defaultValue`.

func (*Request) Is 

func (req *Request) Is(mime string) bool

Is returns true if the incoming request’s “Content-Type” HTTP header field matches the given mime type.

func (*Request) Range 

func (req *Request) Range(size int64) ([]Range, error)

Range returns the first range found in the request’s “Range” header field. See https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Range

func (*Request) SetContext added in v1.0.1 

func (req *Request) SetContext(ctx coreContext.Context)

type Response 

type Response struct {
	// contains filtered or unexported fields
}

func (*Response) Append 

func (r *Response) Append(key, value string) *Response

Append sets the specified value to the HTTP response header field. If the header is not already set, it creates the header with the specified value.

func (*Response) Attachment 

func (r *Response) Attachment(filename string) *Response

Attachment sets the Content-Disposition header to “attachment”. If a filename is given, then the Content-Type header is set based on the filename’s extension.

func (*Response) ClearCookie 

func (r *Response) ClearCookie(name string) *Response

ClearCookie clears the cookie by setting the MaxAge to -1

func (*Response) Cookie 

func (r *Response) Cookie(cookie *http.Cookie) *Response

Cookie sets cookie name to value

func (*Response) Download 

func (r *Response) Download(filepath, filename string, options *DownloadOption, cb func(error))

Download transfers the file at the given path. Sets the Content-Type response HTTP header field based on the filename’s extension.

func (*Response) Get 

func (r *Response) Get(key string) string

Get returns the HTTP response header specified by field.

func (*Response) JSON 

func (r *Response) JSON(v interface{}) *Response

JSON sends a JSON response with the given payload.

func (*Response) Location 

func (r *Response) Location(path string) *Response

Location sets the response Location HTTP header to the specified path parameter.

func (*Response) Redirect 

func (r *Response) Redirect(path string, status ...int) *Response

Redirect redirects to the URL derived from the specified path, with specified status.

func (*Response) Render 

func (r *Response) Render(name string, data interface{}) *Response

Render renders a template with data and sends a text/html response.

func (*Response) Send 

func (r *Response) Send(body interface{}) *Response

Send sends the HTTP response.

func (*Response) SendFile 

func (r *Response) SendFile(filePath, fileName string, options *DownloadOption, cb func(error))

SendFile transfers the file at the given path. Sets the Content-Type response HTTP header field based on the filename’s extension.

func (*Response) SendStatus 

func (r *Response) SendStatus(statusCode int) *Response

SendStatus sends the HTTP response status code.

func (*Response) Set 

func (r *Response) Set(key string, value string) *Response

Set sets the specified value to the HTTP response header field.

func (*Response) SignedCookie 

func (r *Response) SignedCookie(cookie *http.Cookie, secret string) *Response

SignedCookie SecureCookie sets a signed cookie

func (*Response) Status 

func (r *Response) Status(code int) *Response

Status sets the HTTP status for the response.

func (*Response) StatusCode added in v1.0.1 

func (r *Response) StatusCode() int

func (*Response) Type 

func (r *Response) Type(filename string) *Response

Type sets the Content-Type HTTP header to the MIME type as determined by the filename’s extension.

func (*Response) Vary 

func (r *Response) Vary(field string) *Response

Vary adds a field to the Vary header, if it doesn't already exist.

type Route 

type Route struct {
	// contains filtered or unexported fields
}

Route is a type that represents a route in the application. It is equivalent to an express.Router instance.

func (*Route) All 

func (r *Route) All(path string, handlers ...Handler) *Route

func (*Route) Delete 

func (r *Route) Delete(path string, handlers ...Handler) *Route

func (*Route) Get 

func (r *Route) Get(path string, handlers ...Handler) *Route

func (*Route) Head 

func (r *Route) Head(path string, handlers ...Handler)

func (*Route) Options 

func (r *Route) Options(path string, handlers ...Handler)

func (*Route) Param 

func (r *Route) Param(param string, handler ParamHandler)

Param calls the given handler when the route param matches the given param.

func (*Route) Patch 

func (r *Route) Patch(path string, handlers ...Handler)

func (*Route) Path 

func (r *Route) Path() string

func (*Route) Post 

func (r *Route) Post(path string, handlers ...Handler)

func (*Route) Put 

func (r *Route) Put(path string, handlers ...Handler)

func (*Route) Router 

func (r *Route) Router(path string) *Route

Router is equivalent of app.route(path), returns a new instance of Route

func (*Route) Static 

func (r *Route) Static(root fs.FS, path string)

func (*Route) Use 

func (r *Route) Use(middleware ...Handler) *Route

Use adds middleware to the route.

type TemplateConfig 

type TemplateConfig struct {
	// The file extension of the templates.
	// Defaults to ".html".
	Ext string

	// The directory where the includes are stored.
	// Defaults to "includes".
	IncludesDir string

	// The name used for layout templates :- templates that wrap other contents.
	// Defaults to "layouts".
	Layout string
}

TemplateConfig is a configuration for loading templates from an fs.FS

Source Files

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Directories

Path Synopsis
examples
basic command
with-static-assets command
with-view command

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