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Sven Franck
jio
Commits
5372362f
Commit
5372362f
authored
Sep 16, 2013
by
Tristan Cavelier
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promy del promise method and module function added
parent
c63c7642
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src/promy/promy.js
src/promy/promy.js
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src/promy/promy.js
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5372362f
...
@@ -401,6 +401,26 @@
...
@@ -401,6 +401,26 @@
});
});
};
};
/**
* del(property): Promise
*
* Delete a property value from a promise response and return the property
* value as first parameter of the new Promise.
*
* Deferred.when({'a': 'b'}).del('a').then(console.log);
* // shows undefined
*
* @method del
* @param {String} property The object property name
* @return {Promise} A new promise
*/
Promise
.
prototype
.
del
=
function
(
property
)
{
return
this
.
then
(
function
(
dict
)
{
delete
dict
[
property
];
return
dict
[
property
];
});
};
/**
/**
* p.done(callback): p
* p.done(callback): p
*
*
...
@@ -832,4 +852,31 @@
...
@@ -832,4 +852,31 @@
return
p
;
return
p
;
};
};
////////////////////////////////////////////////////////////
// http://wiki.commonjs.org/wiki/Promises/B
// del(object, name)
/**
* del(dict, property): Promise
*
* Delete and return the dict property as first parameter of the promise
* answer.
*
* Deferred.del({'a': 'b'}, 'a').then(console.log); // shows undefined
*
* @param {Object} dict The object to use
* @param {String} property The object property name
* @return {Promise} The promise
*/
exports
.
del
=
function
(
dict
,
property
)
{
var
p
=
new
Deferred
();
try
{
delete
dict
[
property
];
p
.
resolve
(
dict
[
property
]);
}
catch
(
e
)
{
p
.
reject
(
e
);
}
return
p
;
};
}));
}));
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