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20 lines
742 B
TypeScript
20 lines
742 B
TypeScript
import { UserError } from 'n8n-workflow';
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/**
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* Encode an id as a single URL path segment. `.`, `..`, and the empty string
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* are rejected: they survive encodeURIComponent but are removed during path
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* normalisation, so they cannot be encoded safely. Nullish values are
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* rejected before encoding, since they would otherwise become the literal
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* string "null" or "undefined".
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*/
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export function toPathSegment(id: unknown): string {
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if (id === null || id === undefined) {
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throw new UserError('Invalid identifier: a value is required');
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}
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const value = String(id);
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if (value === '' || value === '.' || value === '..') {
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throw new UserError(`Invalid identifier: "${value}" is not allowed`);
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}
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return encodeURIComponent(value);
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}
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