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authorRyuta Kamizono <kamipo@gmail.com>2017-07-02 01:23:28 +0900
committerRyuta Kamizono <kamipo@gmail.com>2017-07-02 02:05:07 +0900
commit0ba55d2e0c251451eede1da069666eb15e86b2c7 (patch)
tree0577d96f740182c04fcf8a7f6bb8f31da1077eaf
parent310918f6a194bf5752fe1025930881756f5d8a8e (diff)
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Fix `test_copying_migrations_preserving_magic_comments`
Since #29540, `# frozen_string_literal: true` included original migration files.
-rw-r--r--activerecord/lib/active_record/migration.rb10
-rw-r--r--activerecord/test/cases/migration_test.rb4
-rw-r--r--activerecord/test/migrations/magic/1_currencies_have_symbols.rb1
3 files changed, 9 insertions, 6 deletions
diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb
index 1ff1dcad43..42220b9a5e 100644
--- a/activerecord/lib/active_record/migration.rb
+++ b/activerecord/lib/active_record/migration.rb
@@ -863,15 +863,17 @@ module ActiveRecord
source_migrations.each do |migration|
source = File.binread(migration.filename)
inserted_comment = "# This migration comes from #{scope} (originally #{migration.version})\n"
- if /\A#.*\b(?:en)?coding:\s*\S+/ =~ source
+ magic_comments = "".dup
+ loop do
# If we have a magic comment in the original migration,
# insert our comment after the first newline(end of the magic comment line)
# so the magic keep working.
# Note that magic comments must be at the first line(except sh-bang).
- source[/\n/] = "\n#{inserted_comment}"
- else
- source = "#{inserted_comment}#{source}"
+ source.sub!(/\A(?:#.*\b(?:en)?coding:\s*\S+|#\s*frozen_string_literal:\s*(?:true|false)).*\n/) do |magic_comment|
+ magic_comments << magic_comment; ""
+ end || break
end
+ source = "#{magic_comments}#{inserted_comment}#{source}"
if duplicate = destination_migrations.detect { |m| m.name == migration.name }
if options[:on_skip] && duplicate.scope != scope.to_s
diff --git a/activerecord/test/cases/migration_test.rb b/activerecord/test/cases/migration_test.rb
index 3a49a41580..eff6e09eb7 100644
--- a/activerecord/test/cases/migration_test.rb
+++ b/activerecord/test/cases/migration_test.rb
@@ -1015,8 +1015,8 @@ class CopyMigrationsTest < ActiveRecord::TestCase
assert File.exist?(@migrations_path + "/4_currencies_have_symbols.bukkits.rb")
assert_equal [@migrations_path + "/4_currencies_have_symbols.bukkits.rb"], copied.map(&:filename)
- expected = "# coding: ISO-8859-15\n# This migration comes from bukkits (originally 1)"
- assert_equal expected, IO.readlines(@migrations_path + "/4_currencies_have_symbols.bukkits.rb")[0..1].join.chomp
+ expected = "# frozen_string_literal: true\n# coding: ISO-8859-15\n# This migration comes from bukkits (originally 1)"
+ assert_equal expected, IO.readlines(@migrations_path + "/4_currencies_have_symbols.bukkits.rb")[0..2].join.chomp
files_count = Dir[@migrations_path + "/*.rb"].length
copied = ActiveRecord::Migration.copy(@migrations_path, bukkits: MIGRATIONS_ROOT + "/magic")
diff --git a/activerecord/test/migrations/magic/1_currencies_have_symbols.rb b/activerecord/test/migrations/magic/1_currencies_have_symbols.rb
index d4b0e6cd95..2ba2875751 100644
--- a/activerecord/test/migrations/magic/1_currencies_have_symbols.rb
+++ b/activerecord/test/migrations/magic/1_currencies_have_symbols.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
# coding: ISO-8859-15
class CurrenciesHaveSymbols < ActiveRecord::Migration::Current