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16 lines
354 B
JavaScript
16 lines
354 B
JavaScript
import slugify from 'slug'
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export default async function uniqueSlug(string, isUnique) {
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const slug = slugify(string || 'anonymous', {
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lower: true,
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})
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if (await isUnique(slug)) return slug
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let count = 0
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let uniqueSlug
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do {
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count += 1
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uniqueSlug = `${slug}-${count}`
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} while (!(await isUnique(uniqueSlug)))
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return uniqueSlug
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}
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