Support to return enumerator when no block given

2026-06-08 16:11:16 +00:00 · 2017-03-15 16:51:04 +09:00
parent 673ce237c4
commit 4ee79a8777
1 changed files with 1 additions and 0 deletions
@@ -10,6 +10,7 @@ class String
  #
  # ISO 15.2.10.5.15
  def each_line(rs = "\n", &block)
+    return to_enum(:each_line, rs, &block) unless block
    return block.call(self) if rs.nil?
    rs = rs.to_str
    offset = 0