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https://github.com/tecfu/smartwrap

Textwrap for javascript/nodejs. Correctly handles wide characters (宽字符) and emojis (😃). Automatically breaks long words. https://www.npmjs.com/package/smartwrap
https://github.com/tecfu/smartwrap

textwrap wide-characters wordwrap

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Textwrap for javascript/nodejs. Correctly handles wide characters (宽字符) and emojis (😃). Automatically breaks long words. https://www.npmjs.com/package/smartwrap

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# smartwrap

[![Build Status](https://travis-ci.org/tecfu/smartwrap.svg?branch=master)](https://travis-ci.org/tecfu/smartwrap) [![Dependency Status](https://david-dm.org/tecfu/smartwrap.png)](https://david-dm.org/tecfu/smartwrap) [![NPM version](https://badge.fury.io/js/smartwrap.svg)](http://badge.fury.io/js/smartwrap)

Textwrap for javascript/nodejs. Correctly handles wide characters (宽字符) and emojis (😃). Optionally break words when wrapping strings.
## Why?

I needed a javascript package to correctly wrap wide characters - which have a "length" property value of 1 but occupy 2 or more spaces in the terminal.

## Example Usages:

### Terminal:
```sh
npm i -g smartwrap
echo somestring you want to wrap | smartwrap --width=3 --paddingLeft=1
```

#### Output:
```
so
me
st
ri
ng
yo
u
wa
nt
to
wr
ap
```

## Node module:

### Wide Character Wrapping

```js
var Smartwrap = require('smartwrap');
var exampleText1 = '宽字符';
console.log(Smartwrap(exampleText1,{
width: 2
}));
```

- Output:
```



```

### String Wrapping

```js
let exampleText2 = "break at word"

console.log(smartwrap(exampleText2,{
width: 10,
breakword: false //default
}))
```

- Output:

```
break at
word
```

### Breaking Words When Wrapping Strings

```js
console.log(smartwrap(exampleText2,{
width: 10,
breakword: true
}))
```

- Output:

```
break at w
ord
```

## Options

```sh
--breakword Choose whether or not to break words when wrapping a string
[default: false]
--errorChar Placeholder for wide characters when minWidth < 2
[default: �]
--minWidth Never change this unless you are certin you are not using
wide characters and you want a column 1 space wide. Then
change to 1. [choices: 1, 2] [default: 2]
--paddingLeft Set the left padding of the output [default: 0]
--paddingRight Set the right padding of the output [default: 0]
--splitAt Characters at which to split input [default: [" ","\t"]]
--trim Trim the whitespace from end of input [default: true]
--width, -w Set the line width of the output (in spaces)
[required] [default: 10]
```

## Compatibility

node 6.0 <

## License

[MIT](https://opensource.org/licenses/MIT)