Option not to line up column types and attributes in schema.rb

1 files changed, 38 insertions, 10 deletions

diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb
index 01f788a424..be74922453 100644
--- a/activerecord/lib/active_record/schema_dumper.rb
+++ b/activerecord/lib/active_record/schema_dumper.rb
@@ -16,6 +16,22 @@ module ActiveRecord
     cattr_accessor :ignore_tables
     @@ignore_tables = []
 
+    ##
+    # :singleton-method:
+    # Define whether column arguments are lined up in dump.
+    # Acceptable values are true or false.
+    # This setting is only used if ActiveRecord::Base.schema_format == :ruby
+    cattr_accessor :standardized_argument_widths
+    @@standardized_argument_widths = true
+
+    ##
+    # :singleton-method:
+    # Define whether columns types are lined up in dump.
+    # Acceptable values are true or false.
+    # This setting is only used if ActiveRecord::Base.schema_format == :ruby
+    cattr_accessor :standardized_type_widths
+    @@standardized_type_widths = true
+
     class << self
       def dump(connection=ActiveRecord::Base.connection, stream=STDOUT, config = ActiveRecord::Base)
         new(connection, generate_options(config)).dump(stream)
@@ -146,20 +162,32 @@ HEADER
           keys = @connection.migration_keys
 
           # figure out the lengths for each column based on above keys
-          lengths = keys.map { |key|
-            column_specs.map { |spec|
-              spec[key] ? spec[key].length + 2 : 0
-            }.max
-          }
+          lengths = if standardized_argument_widths
+            keys.map { |key|
+              column_specs.map { |spec|
+                spec[key] ? spec[key].length + 2 : 0
+              }.max
+            }
+          else
+            [0] * keys.length
+          end
 
           # the string we're going to sprintf our values against, with standardized column widths
-          format_string = lengths.map { |len| "%-#{len}s" }
-
-          # find the max length for the 'type' column, which is special
-          type_length = column_specs.map { |column| column[:type].length }.max
+          format_string = if standardized_argument_widths
+            lengths.map { |len| "%-#{len}s" }
+          else
+            ["%s"] * keys.length
+          end
 
           # add column type definition to our format string
-          format_string.unshift "    t.%-#{type_length}s "
+          if standardized_type_widths
+            # find the max length for the 'type' column, which is special
+            type_length = column_specs.map { |column| column[:type].length }.max
+
+            format_string.unshift "    t.%-#{type_length}s "
+          else
+            format_string.unshift "    t.%s "
+          end
 
           format_string *= ""