Method Compile

context.go:1113–1136

Compile returns a compiled bytecode with given code.

(code string, opts ...EvalOption)

// Compile returns a compiled bytecode with given code.
func (ctx *Context) Compile(code string, opts ...EvalOption) ([]byte, error) {
	if !ctx.hasValidRef() {
		return nil, errOwnerAccessDenied
	}
	opts = append(opts, EvalFlagCompileOnly(true))
	val := ctx.Eval(code, opts...)
	defer val.Free()

	var kSize C.size_t = 0
	ptr := C.JS_WriteObject(ctx.ref, &kSize, val.ref, C.int(C.JS_WRITE_OBJ_BYTECODE))

	if ptr == nil {
		return nil, ctx.Exception()
	}

	defer C.js_free(ctx.ref, unsafe.Pointer(ptr))

	ret := make([]byte, C.int(kSize))
	if kSize > 0 {
		copy(ret, C.GoBytes(unsafe.Pointer(ptr), C.int(kSize)))
	}

	return ret, nil
}

// Compile returns a compiled bytecode with given filename.
func (ctx *Context) CompileFile(filePath string, opts ...EvalOption) ([]byte, error) {