log(A.filter(x => x ? true : false)([0, 1, false, 2, '', 3])) -> log(A.filter(Boolean)([0, 1, false, 2, '', 3])) or
log(A.filter(x => x ? true : false)([0, 1, false, 2, '', 3]))
log(A.filter(Boolean)([0, 1, false, 2, '', 3]))
const compact = A.filter(Boolean) log(compact([0, 1, false, 2, '', 3]))
instead of Boolean, one that also narrows the type: function isTruthy<T>(item: T | null): item is T { return Boolean(item) }
Boolean
function isTruthy<T>(item: T | null): item is T { return Boolean(item) }
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log(A.filter(x => x ? true : false)([0, 1, false, 2, '', 3]))->
log(A.filter(Boolean)([0, 1, false, 2, '', 3]))or
instead of
Boolean, one that also narrows the type:function isTruthy<T>(item: T | null): item is T { return Boolean(item) }