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@develohpanda
Created June 7, 2023 00:42
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function isNotNullOrUndefined<ValueType>(
value: ValueType | null | undefined
): value is ValueType {
if (value === null || value === undefined) {
return false;
}
return true;
}
const triStateBooleanAnd = (...params: (boolean | undefined)[]) => {
const filtered = params.filter(isNotNullOrUndefined);
if (filtered.length) {
return filtered.every(Boolean);
} else {
return undefined;
}
};
const triStateBooleanOr = (...params: (boolean | undefined)[]) => {
const filtered = params.filter(isNotNullOrUndefined);
if (filtered.length) {
return filtered.some(Boolean);
} else {
return undefined;
}
};
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