limon-prev-next

Plugin for limon pluggable lexer that adds prev and next methods.

Install

npm i limon-prev-next --save

Usage

For more use-cases see the tests

const limonPrevNext = require('limon-prev-next')

limonPrevNext

Plugin that adds .prev and .next methods, that are available in next plugins only.

• returns {Function}: Which you should pass to limon's .use method.

Example

var limon = require('limon')
var prevNext = require('limon-prev-next')
 
limon
  .use(prevNext())
  .use(function () {
    return function (ch, i, input) {
      if (ch === '>') {
        console.log(this.prev())     // => '.'
        console.log(this.prev('3'))  // => 'b'
        console.log(this.next(2))    // => 'q'
        console.log(this.next('4'))  // => 'x'
      }
    }
  })
  .tokenize('abc.> qux')

Related

• limon: The pluggable JavaScript lexer on per character basis. | homepage
• postjson: Transforming JSON with plugins. | homepage

Contributing

Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.
But before doing anything, please read the CONTRIBUTING.md guidelines.

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