diff options
Diffstat (limited to 'activerecord/lib/active_record/schema_dumper.rb')
| -rw-r--r-- | activerecord/lib/active_record/schema_dumper.rb | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb index e9af20e1b6..a893c0ad85 100644 --- a/activerecord/lib/active_record/schema_dumper.rb +++ b/activerecord/lib/active_record/schema_dumper.rb @@ -41,11 +41,11 @@ module ActiveRecord define_params = @version ? ":version => #{@version}" : "" stream.puts <<HEADER -# This file is auto-generated from the current state of the database. Instead +# 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. # -# Note that this schema.rb definition is the authoritative source for your +# Note that this schema.rb definition is the authoritative source for your # database schema. If you need to create the application database on another # system, you should be using db:schema:load, not running all the migrations # from scratch. The latter is a flawed and unsustainable approach (the more migrations @@ -83,7 +83,7 @@ HEADER # first dump primary key column if @connection.respond_to?(:pk_and_sequence_for) - pk, pk_seq = @connection.pk_and_sequence_for(table) + pk, _ = @connection.pk_and_sequence_for(table) elsif @connection.respond_to?(:primary_key) pk = @connection.primary_key(table) end @@ -114,16 +114,16 @@ HEADER column.type.to_s end spec[:limit] = column.limit.inspect if column.limit != @types[column.type][:limit] && spec[:type] != 'decimal' - spec[:precision] = column.precision.inspect if !column.precision.nil? - spec[:scale] = column.scale.inspect if !column.scale.nil? - spec[:null] = 'false' if !column.null + spec[:precision] = column.precision.inspect if column.precision + spec[:scale] = column.scale.inspect if column.scale + spec[:null] = 'false' unless column.null spec[:default] = default_string(column.default) if column.has_default? (spec.keys - [:name, :type]).each{ |k| spec[k].insert(0, "#{k.inspect} => ")} spec end.compact # find all migration keys used in this table - keys = [:name, :limit, :precision, :scale, :default, :null] & column_specs.map(&:keys).flatten + keys = [:name, :limit, :precision, :scale, :default, :null] & column_specs.map{ |k| k.keys }.flatten # 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 } @@ -176,13 +176,15 @@ HEADER def indexes(table, stream) if (indexes = @connection.indexes(table)).any? add_index_statements = indexes.map do |index| - statement_parts = [ ('add_index ' + index.table.inspect) ] - statement_parts << index.columns.inspect - statement_parts << (':name => ' + index.name.inspect) + statement_parts = [ + ('add_index ' + index.table.inspect), + index.columns.inspect, + (':name => ' + index.name.inspect), + ] statement_parts << ':unique => true' if index.unique - index_lengths = index.lengths.compact if index.lengths.is_a?(Array) - statement_parts << (':length => ' + Hash[*index.columns.zip(index.lengths).flatten].inspect) if index_lengths.present? + index_lengths = (index.lengths || []).compact + statement_parts << (':length => ' + Hash[index.columns.zip(index.lengths)].inspect) unless index_lengths.empty? ' ' + statement_parts.join(', ') end |