method

parse_array_contents

v4.2.9 - Show latest stable - 0 notes - Class: ArrayParser

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parse_array_contents(array, string, index) private

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# File activerecord/lib/active_record/connection_adapters/postgresql/array_parser.rb, line 30
          def parse_array_contents(array, string, index)
            is_escaping  = false
            is_quoted    = false
            was_quoted   = false
            current_item = ''

            local_index = index
            while local_index
              token = string[local_index]
              if is_escaping
                current_item << token
                is_escaping = false
              else
                if is_quoted
                  case token
                  when DOUBLE_QUOTE
                    is_quoted = false
                    was_quoted = true
                  when BACKSLASH
                    is_escaping = true
                  else
                    current_item << token
                  end
                else
                  case token
                  when BACKSLASH
                    is_escaping = true
                  when COMMA
                    add_item_to_array(array, current_item, was_quoted)
                    current_item = ''
                    was_quoted = false
                  when DOUBLE_QUOTE
                    is_quoted = true
                  when BRACKET_OPEN
                    internal_items = []
                    local_index,internal_items = parse_array_contents(internal_items, string, local_index + 1)
                    array.push(internal_items)
                  when BRACKET_CLOSE
                    add_item_to_array(array, current_item, was_quoted)
                    return local_index,array
                  else
                    current_item << token
                  end
                end
              end

              local_index += 1
            end
            return local_index,array
          end

parse_array_contents

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