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[rails.git] / db / migrate / 008_remove_segments.rb

diff --git a/db/migrate/008_remove_segments.rb b/db/migrate/008_remove_segments.rb
index f4d08cf18b8a5a6a75f11cfe6f5b13755d61f767..504528e4ce7ad9c933a4885700928f8fa5fef6ae 100644 (file)
--- a/db/migrate/008_remove_segments.rb
+++ b/db/migrate/008_remove_segments.rb
@@ -1,8 +1,6 @@
-require "migrate"
-
-class RemoveSegments < ActiveRecord::Migration
+class RemoveSegments < ActiveRecord::Migration[4.2]
   def self.up
-    have_segs = select_value("SELECT count(*) FROM current_segments").to_i != 0
+    have_segs = select_value("SELECT count(*) FROM current_segments").to_i.nonzero?
 
     if have_segs
       prefix = File.join Dir.tmpdir, "008_remove_segments.#{$PROCESS_ID}."
@@ -10,16 +8,16 @@ class RemoveSegments < ActiveRecord::Migration
       cmd = "db/migrate/008_remove_segments_helper"
       src = "#{cmd}.cc"
       if !File.exist?(cmd) || File.mtime(cmd) < File.mtime(src)
-        system("c++ -O3 -Wall `mysql_config --cflags --libs` " +
-          "#{src} -o #{cmd}") || raise
+        system("c++ -O3 -Wall `mysql_config --cflags --libs` " \
+               "#{src} -o #{cmd}") || raise
       end
 
-      conn_opts = ActiveRecord::Base.connection
-                                    .instance_eval { @connection_options }
+      conn_opts = ApplicationRecord.connection
+                                   .instance_eval { @connection_options }
       args = conn_opts.map(&:to_s) + [prefix]
       raise "#{cmd} failed" unless system cmd, *args
 
-      tempfiles = %w(ways way_nodes way_tags relations relation_members relation_tags)
+      tempfiles = %w[ways way_nodes way_tags relations relation_members relation_tags]
                   .map { |base| prefix + base }
       ways, way_nodes, way_tags,
   relations, relation_members, relation_tags = tempfiles