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Add support for sets to _.toPairs methods.

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John-David Dalton
2016-05-02 16:53:17 -07:00
parent 71f5264ee1
commit 264d68dec9
1 changed files with 28 additions and 5 deletions
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33
lodash.js
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@@ -1146,6 +1146,23 @@
return result;
}
/**
* Converts `set` to its value-value pairs.
*
* @private
* @param {Object} set The set to convert.
* @returns {Array} Returns the value-value pairs.
*/
function setToPairs(set) {
var index = -1,
result = Array(set.size);
set.forEach(function(value) {
result[++index] = [value, value];
});
return result;
}
/**
* Gets the number of symbols in `string`.
*
@@ -4908,7 +4925,13 @@
function createToPairs(keysFunc) {
return function(object) {
var tag = getTag(object);
return tag == mapTag ? mapToArray(object) : baseToPairs(object, keysFunc(object));
if (tag == mapTag) {
return mapToArray(object);
}
if (tag == setTag) {
return setToPairs(object);
}
return baseToPairs(object, keysFunc(object));
};
}
@@ -12906,8 +12929,8 @@
/**
* Creates an array of own enumerable string keyed-value pairs for `object`
* which can be consumed by `_.fromPairs`. If `object` is a map, its entries
* are returned.
* which can be consumed by `_.fromPairs`. If `object` is a map or set, its
* entries are returned.
*
* @static
* @memberOf _
@@ -12932,8 +12955,8 @@
/**
* Creates an array of own and inherited enumerable string keyed-value pairs
* for `object` which can be consumed by `_.fromPairs`. If `object` is a map,
* its entries are returned.
* for `object` which can be consumed by `_.fromPairs`. If `object` is a map
* or set, its entries are returned.
*
* @static
* @memberOf _