Sha256: 63c35e8ebdd77629eb685f32dc52dcfd4e19f725943990c07d3cf1416544f632
Contents?: true
Size: 1.05 KB
Versions: 7
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Stored size: 1.05 KB
Contents
define(['../lang/isArray', './append'], function (isArray, append) {
/*
* Helper function to flatten to a destination array.
* Used to remove the need to create intermediate arrays while flattening.
*/
function flattenTo(arr, result, level) {
if (arr == null) {
return result;
} else if (level === 0) {
append(result, arr);
return result;
}
var value,
i = -1,
len = arr.length;
while (++i < len) {
value = arr[i];
if (isArray(value)) {
flattenTo(value, result, level - 1);
} else {
result.push(value);
}
}
return result;
}
/**
* Recursively flattens an array.
* A new array containing all the elements is returned.
* If `shallow` is true, it will only flatten one level.
*/
function flatten(arr, level) {
level = level == null? -1 : level;
return flattenTo(arr, [], level);
}
return flatten;
});
Version data entries
7 entries across 7 versions & 1 rubygems