feat: handle uppercase tags and uppercase attributes

src/utils.js

@@ -367,7 +367,7 @@ export function getLinks(content, attributes) {
  : attributes;
 
  function processMatch(match, strUntilValue, name, value, index) {
- if (!this.isRelevantTagAttr(this.currentTag, name)) {
+ if (!this.isRelevantTagAttribute(this.currentTag, name)) {
  return;
  }
 
@@ -428,16 +428,14 @@ export function getLinks(content, attributes) {
  return parser.parse('outside', content, {
  currentTag: null,
  results: [],
- isRelevantTagAttr: (tag, attribute) => {
- const res = tagsAndAttributes.find((a) => {
- if (a.startsWith(':')) {
- return attribute === a.slice(1);
- }
+ isRelevantTagAttribute: (tag, attribute) => {
+ return tagsAndAttributes.some((item) => {
+ const pattern = new RegExp(`^${item}$`, 'i');
 
- return `${tag}:${attribute}` === a;
+ return (
+ pattern.test(`${tag}:${attribute}`) || pattern.test(`:${attribute}`)
+ );
  });
-
- return Boolean(res);
  },
  }).results;
 }

test/fixtures/simple.html

@@ -39,6 +39,9 @@ <h2>An Ordered HTML List</h2>
 <img src="~aliasImg">
 <img src="">
 <img src="image.png">
+<IMG src="image.png">
+<img SRC="image.png">
+<IMG SRC="image.png">
 
 <script src="script.js"></script>