From 636f01b898268d2937c7c22d01edb4219bfab9d4 Mon Sep 17 00:00:00 2001
From: canderson <canderson@prc.com.au>
Date: Sat, 27 Nov 2021 19:43:00 +1100
Subject: [PATCH] groupCAPS => group-caps (options.groupCaps)

---
 README.md | 33 ++++++++++++++++++++++++++++++++-
 index.js  |  8 ++++++++
 2 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 8fdf418..1d4b6cc 100644
--- a/README.md
+++ b/README.md
@@ -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>
@@ -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._
\ No newline at end of file
+_This file was generated by [verb-generate-readme](https://github.com/verbose/verb-generate-readme), v0.8.0, on November 19, 2018._
diff --git a/index.js b/index.js
index a9826e2..a917f20 100644
--- a/index.js
+++ b/index.js
@@ -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 : '-')