Function segmentLookupVariants

src/search/identifier-segments.ts:174–187

(word: string)

 * that used to mint "class" → clas.
 */
export function segmentLookupVariants(word: string): string[] {
  const variants = [word];
  const canStrip2 = word.length >= MIN_PROSE_CHARS + 2;
  const canStrip1 = word.length >= MIN_PROSE_CHARS + 1;
  if (/(?:x|sh|ss|zz)es$/.test(word)) {
    if (canStrip2) variants.push(word.slice(0, -2));
  } else if (/(?:ch|s|z|o)es$/.test(word)) {
    if (canStrip2) variants.push(word.slice(0, -2));
    if (canStrip1) variants.push(word.slice(0, -1));
  } else if (word.endsWith('s') && !word.endsWith('ss')) {
    if (canStrip1) variants.push(word.slice(0, -1));
  }
  return variants;
}