23 lines
594 B
JavaScript
23 lines
594 B
JavaScript
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const isDisjoint = (...headers) => {
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const sources = headers.filter(Boolean);
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if (sources.length === 0 || sources.length === 1) {
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return true;
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}
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let acc;
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for (const header of sources) {
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const parameters = Object.keys(header);
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if (!acc || acc.size === 0) {
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acc = new Set(parameters);
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continue;
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}
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for (const parameter of parameters) {
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if (acc.has(parameter)) {
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return false;
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}
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acc.add(parameter);
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}
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}
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return true;
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};
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export default isDisjoint;
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