Add handle helper function to skooma

skooma.js

@@ -83,5 +83,7 @@ const nameSpacedProxy = (options={}) => new Proxy(Window, {
 	has: (target, prop) => true,
 })
 
+export const handle = fn => event => { event.preventDefault(); return fn(event) }
+
 export const html = nameSpacedProxy({nameFilter: name => name.replace(/([a-z])([A-Z])/g, "$1-$2").toLowerCase()})
 export const svg = nameSpacedProxy({xmlns: "http://www.w3.org/2000/svg"})

skooma.md

@@ -35,15 +35,21 @@ html.div({foo: "bar"}, {foo: false})
 
 // Special keys:
 
-html.div(dataset: {foo: 1, bar: 2})
-// Creates a <div> with the attributes "data-foo" and "data-bar" set to 1 and 2
-html.div(style: {color: 'red'})
-// Creates a <div> with the "style" attribute set to "color: red"
+html.div(dataset: {foo: 1, bar: 2}) // Creates a <div> with the attributes "data-foo" and "data-bar" set to 1 and 2 html.div(style: {color: 'red'}) // Creates a <div> with the "style" attribute set to "color: red"
 ```
 
 Generators can be called with many arguments. Arrays get iterated recursively as
 if they were part of a flat argument list.
 
+## handle
+
+Since it is common for event handlers to call `preventDefault()`, skooma
+provides a helper function called `handle` with the following definition:
+
+```js
+fn => event => { event.preventDefault(); return fn(event) }
+```
+
 ## A few more examples:
 
 Create a Button that deletes itself: