diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/postgresql/cast.rb')
| -rw-r--r-- | activerecord/lib/active_record/connection_adapters/postgresql/cast.rb | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb b/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb index c916c0795d..5b3e88fb08 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb @@ -2,54 +2,11 @@ module ActiveRecord module ConnectionAdapters module PostgreSQL module Cast # :nodoc: - def hstore_to_string(object) # :nodoc: - if Hash === object - string = object.map { |k, v| "#{escape_hstore(k)}=>#{escape_hstore(v)}" }.join(', ') - string - else - object - end - end - - def string_to_hstore(string) # :nodoc: - if string.nil? - nil - elsif String === string - Hash[string.scan(HstorePair).map { |k, v| - v = v.upcase == 'NULL' ? nil : v.gsub(/\A"(.*)"\Z/m,'\1').gsub(/\\(.)/, '\1') - k = k.gsub(/\A"(.*)"\Z/m,'\1').gsub(/\\(.)/, '\1') - [k, v] - }] - else - string - end - end - def range_to_string(object) # :nodoc: from = object.begin.respond_to?(:infinite?) && object.begin.infinite? ? '' : object.begin to = object.end.respond_to?(:infinite?) && object.end.infinite? ? '' : object.end "[#{from},#{to}#{object.exclude_end? ? ')' : ']'}" end - - private - - HstorePair = begin - quoted_string = /"[^"\\]*(?:\\.[^"\\]*)*"/ - unquoted_string = /(?:\\.|[^\s,])[^\s=,\\]*(?:\\.[^\s=,\\]*|=[^,>])*/ - /(#{quoted_string}|#{unquoted_string})\s*=>\s*(#{quoted_string}|#{unquoted_string})/ - end - - def escape_hstore(value) - if value.nil? - 'NULL' - else - if value == "" - '""' - else - '"%s"' % value.to_s.gsub(/(["\\])/, '\\\\\1') - end - end - end end end end |