go get -u github.com/goplus/igop/cmd/igop

go install github.com/goplus/igop/cmd/igop@latest

igop             # igop repl mode
igop run         # run a Go/Go+ package
igop build       # compile a Go/Go+ package
igop test        # test a package
igop verson      # print version
igop export      # export Go package to igop builtin package

igop                       # run repl mode, support Go/Go+
igop repl                  # run repl mode, support Go/Go+
igop repl -gop=false       # run repl mode, disable Go+ syntax

package main

import (
	"github.com/goplus/igop"
	_ "github.com/goplus/igop/pkg/fmt"
)

var source = `
package main

import "fmt"

func main() {
	fmt.Println("hello")
}
`

func main() {
	_, err := igop.RunFile("main.go", source, nil, 0)
	if err != nil {
		panic(err)
	}
}

package main

import (
	"github.com/goplus/igop"
	_ "github.com/goplus/igop/gopbuild"
	_ "github.com/goplus/igop/pkg/fmt"
)

var source = `
println "Hello, Go+"
`

func main() {
	_, err := igop.RunFile("main.gop", source, nil, 0)
	if err != nil {
		panic(err)
	}
}