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| author | Santiago Pastorino <santiago@wyeworks.com> | 2012-09-20 01:43:36 -0300 |
|---|---|---|
| committer | Santiago Pastorino <santiago@wyeworks.com> | 2012-09-20 01:43:43 -0300 |
| commit | 2068d300917ed95a82e7377ee77b397fc4084a61 (patch) | |
| tree | 2517ab9ada7f76cc0680007d805444275b3d5a39 | |
| parent | 2004ef2044eae3922dbedf77a7e5f9b73a211a23 (diff) | |
| download | rails-2068d300917ed95a82e7377ee77b397fc4084a61.tar.gz rails-2068d300917ed95a82e7377ee77b397fc4084a61.tar.bz2 rails-2068d300917ed95a82e7377ee77b397fc4084a61.zip | |
Freeze columns just before using them as hash keys
| -rw-r--r-- | activerecord/lib/active_record/result.rb | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/result.rb b/activerecord/lib/active_record/result.rb index 5011a0d75d..8905137142 100644 --- a/activerecord/lib/active_record/result.rb +++ b/activerecord/lib/active_record/result.rb @@ -11,7 +11,7 @@ module ActiveRecord attr_reader :columns, :rows, :column_types def initialize(columns, rows, column_types = {}) - @columns = columns.map{|c| c.freeze} + @columns = columns @rows = rows @hash_rows = nil @column_types = column_types @@ -54,7 +54,10 @@ module ActiveRecord private def hash_rows @hash_rows ||= @rows.map { |row| - Hash[@columns.zip(row)] + # We freeze the strings to prevent them getting duped when + # used as keys in ActiveRecord::Model's @attributes hash + columns = @columns.map { |c| c.freeze } + Hash[columns.zip(row)] } end end |