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.. -*- rst -*- .. highlightlang:: none .. groonga-command .. database: commands_ruby_eval ``ruby_eval`` ============= Summary ------- ``ruby_eval`` command evaluates Ruby script and returns the result. Syntax ------ ``ruby_eval`` has one required parameter:: ruby_eval script Usage ----- You can execute any scripts which mruby supports by calling ``ruby_eval``. Here is an example that just calculate ``1 + 2`` as Ruby script. .. groonga-command .. include:: ../../example/reference/commands/ruby_eval/calc.log .. register ruby/eval .. ruby_eval "1 + 2" Register ``ruby/eval`` plugin to use ``ruby_eval`` command in advance. Note that ``ruby_eval`` is implemented as an experimental plugin, and the specification may be changed in the future. Parameters ---------- This section describes all parameters. ``script`` """""""""" It specifies the Ruby script which you want to evaluate. Return value ------------ ``ruby_eval`` returns the evaluated result with metadata such as exception information (Including metadata isn't implemented yet):: [HEADER, {"value": EVALUATED_VALUE}] ``HEADER`` See :doc:`/reference/command/output_format` about ``HEADER``. ``EVALUATED_VALUE`` ``EVALUATED_VALUE`` is the evaludated value of ``ruby_script``. ``ruby_eval`` supports only a number for evaluated value for now. Supported types will be increased in the future. See also --------
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56 entries across 28 versions & 1 rubygems