class MiniMagick::Shell
Sends commands to the shell (more precisely, it sends commands directly to the operating system).
@private
Public Instance Methods
execute(command, stdin: "", timeout: MiniMagick.timeout)
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# File lib/mini_magick/shell.rb, line 29 def execute(command, stdin: "", timeout: MiniMagick.timeout) stdout, stderr, status = log(command.join(" ")) do Open3.capture3({ "MAGICK_TIME_LIMIT" => timeout&.to_s }, *command, stdin_data: stdin) end [stdout, stderr, status&.exitstatus] rescue Errno::ENOENT, IOError ["", "executable not found: \"#{command.first}\"", 127] end
run(command, errors: MiniMagick.errors, warnings: MiniMagick.warnings, **options)
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# File lib/mini_magick/shell.rb, line 13 def run(command, errors: MiniMagick.errors, warnings: MiniMagick.warnings, **options) stdout, stderr, status = execute(command, **options) if status != 0 if stderr.include?("time limit exceeded") fail MiniMagick::TimeoutError, "`#{command.join(" ")}` has timed out" elsif errors fail MiniMagick::Error, "`#{command.join(" ")}` failed with status: #{status.inspect} and error:\n#{stderr}" end end $stderr.print(stderr) if warnings [stdout, stderr, status] end
Private Instance Methods
log(command, &block)
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# File lib/mini_magick/shell.rb, line 41 def log(command, &block) value = nil duration = Benchmark.realtime { value = block.call } MiniMagick.logger.debug "[%.2fs] %s" % [duration, command] value end