Insert metadata characters into a string without affecting the indexing of the string. Useful for inserting color codes into a string of javascript.
var mkup = require('mkup')
var decorate = mkup('some string')
decorate
.insert(2, 'xx')
.insert(3, 'xx')
console.log(decorate.toString()) // == 'soxxmxxe string'
Create a new Decorator instance.
Insert markup str at index in original content.
Returns itself. Mutates the decorator instance.
Render the string.
MIT