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groupCAPS => group-caps (options.groupCaps) #13

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groupCAPS => group-caps (options.groupCaps) #13

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33 changes: 32 additions & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,37 @@ console.log(dashify('Foo----Bar', {condense: true}));
//=> 'foo-bar'
```

## options.groupCaps

**Type:** `boolean`

**Default**: `undefined`

Treat multiple consecutive capitals as one word.

```js
console.log(dashify('CamelCASERules', {groupCaps: true}));
//=> 'camel-case-rules'

console.log(dashify('IndexID', {groupCaps: true}));
//=> 'index-id'

console.log(dashify('CamelCASE', {groupCaps: true}));
//=> 'camel-case'

console.log(dashify('aID', {groupCaps: true}));
//=> 'a-id'

console.log(dashify('theIDForUSGovAndDOD', {groupCaps: true}));
//=> 'the-id-for-us-gov-and-dod'

console.log(dashify('TheID-', {groupCaps: true}));
//=> 'the-id'

console.log(dashify('-IDOne', {groupCaps: true}));
//=> 'id-one'
```

## About

<details>
Expand Down Expand Up @@ -121,4 +152,4 @@ Released under the [MIT License](LICENSE).

***

_This file was generated by [verb-generate-readme](https://github.com/verbose/verb-generate-readme), v0.8.0, on November 19, 2018._
_This file was generated by [verb-generate-readme](https://github.com/verbose/verb-generate-readme), v0.8.0, on November 19, 2018._
8 changes: 8 additions & 0 deletions index.js
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Expand Up @@ -9,6 +9,14 @@

module.exports = (str, options) => {
if (typeof str !== 'string') throw new TypeError('expected a string');

if (options && options.groupCaps)
str = str
.replace(/([a-z])([A-Z]+)/g, (m, s1, s2) => s1 + ' ' + s2)
.replace(/([A-Z])([A-Z]+)([^a-zA-Z0-9]*)$/, (m, s1, s2, s3) => s1 + s2.toLowerCase() + s3)
.replace(/([A-Z]+)([A-Z][a-z])/g,
(m, s1, s2) => s1.toLowerCase() + ' ' + s2);

return str.trim()
.replace(/([a-z])([A-Z])/g, '$1-$2')
.replace(/\W/g, m => /[À-ž]/.test(m) ? m : '-')
Expand Down