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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
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Alex A. Naanou 2016-08-23 21:49:36 +03:00
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@ -117,16 +117,18 @@ Root Action o---|---x
- a method, created by `Action(..)`, - a method, created by `Action(..)`,
- calls all the shadowed/overloaded actions in the inheritance - calls all the shadowed/overloaded actions in the inheritance
chain in sequence implicitly, chain in sequence implicitly,
NOTE: there is no way to prevent an action in the chain from **Notes:**
running, this is by design, i.e. no way to fully shadow. - there is no way to prevent an action in the chain from
running, this is by design, i.e. no way to fully shadow.
- actions that do not shadow anything are called root actions. - actions that do not shadow anything are called root actions.
- returns the action set by default (for call chaining), - returns the action set by default (for call chaining),
- the base/root action can return any value. - the base/root action can return any value.
NOTE: if undefined is returned, it will be replaced by the **Notes:**
action context/action set. - if undefined is returned, it will be replaced by the
NOTE: there is no distinction between root and other actions action context/action set.
other than that root action's return values are not - there is no distinction between root and other actions
ignored. other than that root action's return values are not
ignored.
- can consist of two parts: the first is called before the - can consist of two parts: the first is called before the
shadowed action (pre-callback) and the second after (post-callback). shadowed action (pre-callback) and the second after (post-callback).
- post-callback has access to the return value and can modify it - post-callback has access to the return value and can modify it
@ -187,7 +189,7 @@ Root Action o---|---x
This replaces / complements the standard JavaScript overloading This replaces / complements the standard JavaScript overloading
mechanisms (`Action`, `Actions`) mechanisms (`Action`, `Actions`)
``` ```javascript
// Actions... // Actions...
var X = Actions({ var X = Actions({
m: [function(){ console.log('m') }] m: [function(){ console.log('m') }]