Class: mw

Methods

<static> location(defaults) → {function}

This returns a middleware to set `location` object. This would be great when running kawapp not on a browser environment.

Parameters:

Name	Type	Argument	Description
defaults	Object	<optional>	default location object

Source:

• kawapp.js, line 328

Returns:

middleware

Type

function

Example

var app = kawapp();

var loc = {
  href: "http://www.example.com/about"
};
app.use(kawapp.location(loc));     // store default location

app.use(function(context, canvas, next) {
  console.log(context.location.href);  // fetch location in a middleware
  next();
});

<static> merge(mw) → {function}

This returns a single middleware combined with multiple middlewares (or kawapp applications).

Parameters:

Name	Type	Argument	Description
mw	function	<repeatable>	middlewars or applications

Source:

• kawapp.js, line 292

Returns:

middleware merged

Type

function

Example

var app = kawapp();

app.use(kawapp.mw.merge(mw1, mw2, mw3));

<static> parseHash(root, defaults) → {function}

This returns a middleware to parse parameters at `location.hash`.

Parameters:

Name	Type	Argument	Description
root	String	<optional>	root key to set parsed queries such as `"param"`
defaults	String	<optional>	default location.hash string such as `"#!?key=value"`

Source:

• kawapp.js, line 402

Returns:

middleware

Type

function

Example

var app = kawapp();

app.use(kawapp.parseHash("param", "#!?key=value"));

app.use(function(context, canvas, next) {
  console.log(context.param.key); // => "value"
  next();
});

<static> parseQuery(root, defaults) → {function}

This returns a middleware to parse parameters at `location.search`.

Parameters:

Name	Type	Argument	Description
root	String	<optional>	root key to set parsed queries such as `"param"`
defaults	String	<optional>	default location.search string such as `"?key=value"`

Source:

• kawapp.js, line 360

Returns:

middleware

Type

function

Example

var app = kawapp();

app.use(kawapp.mw.parseQuery("param", "?key=value"));

app.use(function(context, canvas, next) {
  console.log(context.param.key); // => "value"
  next();
});