Module: Quickjs

Defined in:
lib/quickjs.rb,
lib/quickjs/version.rb,
ext/quickjsrb/quickjsrb.c

Defined Under Namespace

Classes: VM

Constant Summary collapse

VERSION = 
"0.11.0"

Class Method Summary collapse

Class Method Details

._build_import(imported) ⇒ Object 



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# File 'lib/quickjs.rb', line 25

def _build_import(imported)
  code_define_global = ->(name) { "globalThis['#{name}'] = #{name};" }
  case imported
  in String if matched = imported.match(/\* as (.+)/)
    [imported, code_define_global.call(matched[1])]
  in String
    [imported, code_define_global.call(imported)]
  in [*all] if all.all? {|e| e.is_a? String }
    [
      imported.join(', ').yield_self{|s| '{ %s }' % s },
      imported.map(&code_define_global).join("\n")
    ]
  in { ** }
    imports, aliases = imported.to_a.map do |imp|
      ["#{imp[0]} as #{imp[1]}", imp[1].to_s]
    end.transpose

    [
      imports.join(', ').yield_self{|s| '{ %s }' % s },
      aliases.map(&code_define_global).join("\n")
    ]
  else
    raise 'Unsupported importing style'
  end
end

._with_timeout(msec, proc, args) ⇒ Object 



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# File 'lib/quickjs.rb', line 16

def _with_timeout(msec, proc, args)
  Timeout.timeout(msec / 1_000.0) { proc.call(*args) }
rescue Timeout::Error
  raise Quickjs::InterruptedError.new('Ruby runtime got timeout', nil)
rescue
  raise
end

.eval_code(code, overwrite_opts = {}) ⇒ Object 



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# File 'lib/quickjs.rb', line 8

def eval_code(code, overwrite_opts = {})
  vm = Quickjs::VM.new(**overwrite_opts)
  res = vm.eval_code(code)
  vm = nil
  res
end