Module: Sevgi::Binaries::Igsev

Extended by:
Igsev
Included in:
Igsev
Defined in:
lib/sevgi/binaries/igsev.rb

Overview

Implements the igsev executable that derenders SVG and executes the generated Sevgi DSL.

Constant Summary collapse

PROGNAME =

Executable name used in help output.

"igsev"
Error =

Error raised for invalid command-line usage.

Class.new(::Sevgi::Error)

Instance Method Summary collapse

Instance Method Details

#call(argv) ⇒ nil

Runs the igsev command-line interface.

Parameters:

  • argv (Array<String>, String, nil) —

    command-line arguments

Returns:

  • (nil)

Raises:

  • (LoadError) —

    when a required Ruby library cannot be loaded

  • (Sevgi::ArgumentError) —

    when the SVG file cannot be found

  • (Sevgi::Executor::Error) —

    when --exception or SEVGI_VOMIT requests raw errors

  • (Sevgi::PanicError) —

    when generated Ruby source cannot be formatted

  • (SystemExit) —

    when command-line usage or script execution aborts



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# File 'lib/sevgi/binaries/igsev.rb', line 61

def call(argv)
  return puts(help) if (options = Options.parse(argv = Array(argv))).help
  return puts(::Sevgi::VERSION) if options.version

  result = run(file = argv.shift, options)

  if result.error?
    raise result.error if options.vomit || ENV[ENVVOMIT]

    die(result.error, file)
  else
    result.recent.Out()
  end

rescue Binaries::Igsev::Error => e
  abort(e.message)
end