33 lines
772 B
JavaScript
33 lines
772 B
JavaScript
const MAX_SUGGESTIONS = 5;
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/**
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* Given [ A, B, C ] return ' Did you mean A, B, or C?'.
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*/
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export function didYouMean(firstArg, secondArg) {
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const [subMessage, suggestionsArg] = secondArg
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? [firstArg, secondArg]
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: [undefined, firstArg];
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let message = ' Did you mean ';
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if (subMessage) {
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message += subMessage + ' ';
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}
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const suggestions = suggestionsArg.map((x) => `"${x}"`);
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switch (suggestions.length) {
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case 0:
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return '';
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case 1:
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return message + suggestions[0] + '?';
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case 2:
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return message + suggestions[0] + ' or ' + suggestions[1] + '?';
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}
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const selected = suggestions.slice(0, MAX_SUGGESTIONS);
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const lastItem = selected.pop();
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return message + selected.join(', ') + ', or ' + lastItem + '?';
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}
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