Function stripIdentifierQuotes

src/utils/sqlAnalysis.ts:10–14

(token: string)

// Removes wrapping SQL identifier quotes/backticks.
// Unquoted identifiers are normalized to lowercase.
function stripIdentifierQuotes(token: string): string {
  const q = token[0];
  if (q === '"' || q === '`') return token.slice(1, -1).replaceAll(q + q, q);
  return token.toLowerCase();
}

// Isolate the FROM/JOIN section of a SQL statement so clause keywords
// (WHERE, HAVING, etc.) are never present when the alias-capture regex runs.