From f02d2185ebbe01f455a9a91216ff7094b014ea72 Mon Sep 17 00:00:00 2001
From: Josh Susser <josh@hasmanythrough.com>
Date: Sun, 2 Dec 2012 21:16:32 -0800
Subject: Add migration history to schema.rb dump

---
 activerecord/lib/active_record/schema_dumper.rb | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

(limited to 'activerecord/lib/active_record/schema_dumper.rb')

diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb
index 36bde44e7c..73c0f5b9eb 100644
--- a/activerecord/lib/active_record/schema_dumper.rb
+++ b/activerecord/lib/active_record/schema_dumper.rb
@@ -24,6 +24,7 @@ module ActiveRecord
 
     def dump(stream)
       header(stream)
+      migrations(stream)
       tables(stream)
       trailer(stream)
       stream
@@ -44,7 +45,7 @@ module ActiveRecord
           stream.puts "# encoding: #{stream.external_encoding.name}"
         end
 
-        stream.puts <<HEADER
+        header_text = <<HEADER_RUBY
 # This file is auto-generated from the current state of the database. Instead
 # of editing this file, please use the migrations feature of Active Record to
 # incrementally modify your database, and then regenerate this schema definition.
@@ -59,13 +60,25 @@ module ActiveRecord
 
 ActiveRecord::Schema.define(#{define_params}) do
 
-HEADER
+HEADER_RUBY
+        stream.puts header_text
       end
 
       def trailer(stream)
         stream.puts "end"
       end
 
+      def migrations(stream)
+        all_migrations = ActiveRecord::SchemaMigration.all.to_a
+        if all_migrations.any?
+          stream.puts("  migrations do")
+          all_migrations.each do |migration|
+            stream.puts(migration.schema_line("    "))
+          end
+          stream.puts("  end")
+        end
+      end
+
       def tables(stream)
         @connection.tables.sort.each do |tbl|
           next if ['schema_migrations', ignore_tables].flatten.any? do |ignored|
-- 
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