Terminal-based user interface toolkit
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package main
import (
// The width of the code window.
const codeWidth = 56
// Code returns a primitive which displays the given primitive (with the given
// size) on the left side and its source code on the right side.
func Code(p cview.Primitive, width, height int, code string) cview.Primitive {
// Set up code view.
codeView := cview.NewTextView().
codeView.SetBorderPadding(1, 1, 2, 0)
fmt.Fprint(codeView, code)
return cview.NewFlex().
AddItem(Center(width, height, p), 0, 1, true).
AddItem(codeView, codeWidth, 1, false)