js.go

package main

import (
        "flag"
        "fmt"
        "github.com/robertkrimen/otto"
)

type Person struct {
        Name string
        Age  int
}

func main() {
        flag.Parse()
        people := []Person{{"Koye", 3}, {"Sam", 24}}

        runtime := otto.New()

        // Allow a go func to be called from js
        runtime.Set("dostuff", func(c otto.FunctionCall) otto.Value {
                fmt.Println(c.ArgumentList)
                return otto.UndefinedValue()
        })

        if _, err := runtime.Run("dostuff(1,2,3);"); err != nil {
                panic(err)
        }

        fnc := `function printValues(v) {
            for (var i =0; i < v.length; i++) {
                console.log(v[i].Name);
            }
        }`
        if _, err := runtime.Run(fnc); err != nil {
                panic(err)
        }
        v, err := runtime.ToValue(people)
        if err != nil {
                panic(err)
        }

        // Pass go values to a js function
        if _, err := runtime.Call("printValues", nil, v); err != nil {
                panic(err)
        }
}