18 lines
415 B
JavaScript
18 lines
415 B
JavaScript
/**
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* Collection of helper function to act on Immutable objects.
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*/
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/**
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* Diff two immutables objects supporting the filter method.
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*
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* @param a First Immutable object.
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* @param b Second Immutable object.
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* @returns An Immutable object equal to a except for the items in b.
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*/
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export function immutableDiff(a, b) {
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return a.filter(function (i) {
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return b.indexOf(i) < 0;
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});
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}
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