StringIterator

Helper tool for iterating over a string

Installation

$ npm install string-iterator

StringIterator may also be run in a browser environment

<script type='text/javascript' src='StringIterator.js'></script>

Usage

var iter = new StringIterator( "abcdef" );
iter.each(function( c ) {
	console.log( c ); // each character in the string
});

API

iter.index

The current index of the iteration

iter.character

The character at the current index of the iteration

iter.line

The line that the current index is on of the iteration

iter.string

The original string passed into the constructor

iter.length

The length of the original string

iter.c

The character that the index is currently on

iter.prev

The character previous to the current index

iter.next

The character that comes after the current index

iter.chars

The string broken down into an array of individual characters

iter.lines

The string split into an array by newline characters

.goto

Jumps index to the given position

.goto( pos )

.each

Iterates over the string, passing each character back to the callback

.each( callback )

.seek

Auto-skips over the string until it finds the end character (or regex match), and returns the result

.seek( char )
.seek( regex )

.skip

Skips n amount of characters

.skip( n )

.reverse

Reverse iteration n amount characters. Or if a function is passed in, until the callback returns false

.reverse( n )
.reverse( callback )

.restart

Resets iteration internals to the start

.restart()

License

The MIT License

Copyright (c) 2013 Corey Hart

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.