From 72df0a8e4703c4e14cb2014d59d8ddad09a47859 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 9 Mar 2019 10:17:33 +0000
Subject: Add ignored_sp event

* ext/ripper/lib/ripper/lexer.rb (Ripper::Lexer): add ignored_sp
  event which will be fired from Ripper::Lexer#on_heredoc_dedent
  method.  [ruby-core:91727] [Bug #15648]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67200 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/ripper/lib/ripper/lexer.rb | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'ext/ripper/lib')

diff --git a/ext/ripper/lib/ripper/lexer.rb b/ext/ripper/lib/ripper/lexer.rb
index 344328482b..95e1ebcdfe 100644
--- a/ext/ripper/lib/ripper/lexer.rb
+++ b/ext/ripper/lib/ripper/lexer.rb
@@ -83,6 +83,12 @@ class Ripper
 
     private
 
+    unless SCANNER_EVENT_TABLE.key?(:ignored_sp)
+      SCANNER_EVENT_TABLE[:ignored_sp] = 1
+      SCANNER_EVENTS << :ignored_sp
+      EVENTS << :ignored_sp
+    end
+
     def on_heredoc_dedent(v, w)
       ignored_sp = []
       heredoc = @buf.last
-- 
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