phantom_example_test.go

package phantomjs

import (
	"fmt"
)

func ExampleWithResult() {
	p, err := Start()
	if err != nil {
		panic(err)
	}
	defer p.Exit() // Don't forget to kill phantomjs at some point.
	var result interface{}
	err = p.Run("function() { return 2 + 2 }", &result)
	if err != nil {
		panic(err)
	}
	number, ok := result.(float64)
	if !ok {
		panic("Cannot convert result to float64")
	}
	fmt.Println(number)
	// Output: 4
}

func ExampleWithError() {
	p, err := Start()
	if err != nil {
		panic(err)
	}
	defer p.Exit() // Don't forget to kill phantomjs at some point.
	var result interface{}
	err = p.Run("function() { throw 'Ooops' }", &result)
	if err != nil {
		fmt.Println(err)
	}
	// Output: "Ooops"
}