Function findLongestCommonPrefix

src/hooks/fileSuggestions.ts:587–598

(suggestions: SuggestionItem[])

 * Finds the longest common prefix among an array of suggestion items
 */
export function findLongestCommonPrefix(suggestions: SuggestionItem[]): string {
  if (suggestions.length === 0) return ''

  const strings = suggestions.map(item => item.displayText)
  let prefix = strings[0]!
  for (let i = 1; i < strings.length; i++) {
    const currentString = strings[i]!
    prefix = findCommonPrefix(prefix, currentString)
    if (prefix === '') return ''
  }
  return prefix
}

/**
 * Creates a file suggestion item