Function NewRuntime

runtime.go:512–564

NewRuntime creates a new quickjs runtime with simplified interrupt handling.

(opts ...Option)

// NewRuntime creates a new quickjs runtime with simplified interrupt handling.
func NewRuntime(opts ...Option) *Runtime {
	options := &Options{
		timeout:              0,
		memoryLimit:          0,
		gcThreshold:          -1,
		maxStackSize:         0,
		canBlock:             true,
		moduleImport:         false,
		strip:                0,
		ownerGoroutineCheck:  true,
		strictThreadAffinity: false,
	}
	for _, opt := range opts {
		opt(options)
	}

	rt := &Runtime{
		ref:     C.JS_NewRuntime(),
		options: options,
	}
	registerRuntime(rt.ref, rt)
	C.SetPromiseRejectionTracker(rt.ref, 1)

	// Configure runtime options
	if rt.options.memoryLimit > 0 {
		rt.SetMemoryLimit(rt.options.memoryLimit)
	}

	if rt.options.gcThreshold >= -1 {
		rt.SetGCThreshold(rt.options.gcThreshold)
	}

	rt.SetMaxStackSize(rt.options.maxStackSize)

	if rt.options.canBlock {
		C.JS_SetCanBlock(rt.ref, C.bool(true))
	}

	if rt.options.strip > 0 {
		rt.SetStripInfo(rt.options.strip)
	}

	if rt.options.moduleImport {
		rt.SetModuleImport(rt.options.moduleImport)
	}

	// Set timeout after other options (will override interrupt handler)
	if rt.options.timeout > 0 {
		rt.SetExecuteTimeout(rt.options.timeout)
	}

	return rt
}

// RunGC will call quickjs's garbage collector.
func (r *Runtime) RunGC() {