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https://github.com/suddi/string-formatting

NPM string formatting module for string beautification (https://www.npmjs.com/package/string-formatting)
https://github.com/suddi/string-formatting

functional-programming nodejs string-beautification string-formatter

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NPM string formatting module for string beautification (https://www.npmjs.com/package/string-formatting)

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README

        

# string-formatting

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String formatting module for string beautification, splits string optimally over multiple lines.
Can be used for formatting addresses.

## Installation

````
npm install --save string-formatting
````

## API

````js
const StringFormatter = require('string-formatting');

StringFormatting.apply(, );
````

Default configuration, can be overriden with user-defined options:
````js
{
numLines: 1, // number of lines to format to (numLines and lengthOfLine have overlapping use, please see below)
lengthOfLine: [255], // length for each line as a number or length for each specific line in an Array (numLines and lengthOfLine have overlapping use, please see below)
firstLineRequired: true, // whether the first line in the array must have a value, else fail
splitTokenRegex: / /, // regex to split the string with
mergeToken: ' ' // string to merge the string with in case multiple words join on the same line
};
````

**NOTE:** When both `numLines` defined and `lengthOfLine` is defined as an Array (where each line can have multiple lengths).
`string-formatting` requires that the `numLines` and the length of `lengthOfLine` Array be the same.
This is because in the scenario where `lengthOfLine` is defined per line, `numLines` is an extraneous value and can be omitted.

## Usage

````js
const StringFormatter = require('string-formatting');

const output = StringFormatting.apply('Hello World!', {
lengthOfLine: [5, 6] // the first line is allowed to have a maximum length of 5, the second line, a maximum length of 6
});
console.log(output);
// ['Hello', 'World!']

const output = StringFormatting.apply('Hello World! I am Node.js', {
numLines: 2,
lengthOfLine: 12
});
console.log(output);
// ['Hello World!', 'I am Node.js']

const output = StringFormatting.apply('Hello World!', {
lengthOfLine: [2, 100],
firstLineRequired: false
});
console.log(output);
// ['', 'Hello World!']

const output = StringFormatting.apply('Hello World!', {
lengthOfLine: [4, 6],
splitTokenRegex: /[aeiou]/,
mergeToken: ';'
});
console.log(output);
// ['H;ll', 'W;rld!']
````

For more workable examples, please see [fixtures](test/fixtures).