method

find_cmd_and_exec

Importance_0
v4.0.2 - Show latest stable - 0 notes - Class: Rails::DBConsole
find_cmd_and_exec(commands, *args) protected

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# File railties/lib/rails/commands/dbconsole.rb, line 153
    def find_cmd_and_exec(commands, *args)
      commands = Array(commands)

      dirs_on_path = ENV['PATH'].to_s.split(File::PATH_SEPARATOR)
      commands += commands.map{|cmd| "#{cmd}.exe"} if RbConfig::CONFIG['host_os'] =~ /mswin|mingw/

      full_path_command = nil
      found = commands.detect do |cmd|
        dirs_on_path.detect do |path|
          full_path_command = File.join(path, cmd)
          File.executable? full_path_command
        end
      end

      if found
        exec full_path_command, *args
      else
        abort("Couldn't find database client: #{commands.join(', ')}. Check your $PATH and try again.")
      end
    end
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