Function matchLine

src/resolution/name-matcher.ts:1434–1449

(i: number)

    : Math.max(0, enclosingScopeStartLine(ref, context) - 1);

  const matchLine = (i: number): string | null => {
    const line = lines[i];
    if (!line) return null;
    // A generated/minified line (one multi-KB statement) is not something a
    // human-written local declaration lives on, and regexing it per ref is
    // pure waste — skip it rather than scan it.
    if (line.length > 10_000) return null;
    for (const re of patterns) {
      const m = line.match(re);
      if (m && m[1]) {
        const type = normalizeInferredTypeName(m[1]);
        if (type) return type;
      }
    }
    return null;
  };

  // Incremental-scan memo (INFER_SCAN_STATES): this scan runs for EVERY
  // `receiver.method()` ref and was measured at 61µs/ref on kong (2.4s of